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datapack-builder

skill · 656 lines · Apache-2.0 · plugins/vertical-plugins/investment-banking/skills/datapack-builder/SKILL.md

The facts

Its description

Build professional financial services data packs from various sources including CIMs, offering memorandums, SEC filings, web search, or MCP servers. Extract, normalize, and standardize financial data into investment committee-ready Excel workbooks with consistent structure, proper formatting, and documented assumptions. Use for M&A due diligence, private equity analysis, investment committee materials, and standardizing financial reporting across portfolio companies. Do not use for simple financial calculations or working with already-completed data packs.

The description the agent reads to decide when to use it.

From its settingsline 3

When it starts

The agent picks this when someone asks to turn source documents — a CIM, offering memorandum, SEC filings, or data pulled from a server — into a standardized, investment-committee-ready Excel data pack, or to standardize financial reporting across portfolio companies. It is not meant for simple financial calculations or for data packs that are already finished.

Things a person might say (the model's guesses)

  • “Build a data pack from this CIM for the target company.”
  • “Turn these SEC filings into a standardized Excel workbook for our investment committee.”
  • “We need a normalized financial data pack for this portfolio company — here's the offering memorandum and management's projections.”

A model's summary of when it is used.

A model's reading

What it leads to

Other skills this one hands off to, calls, requires or offers instead, as a model read them.

A model's reading

Licence

Apache-2.0, from LICENSE

The terms its author shares it under, which let it be shown here.

From the repositorylicence text

The text

Open on GitHub

Most marks come from matching words in the file, so treat them as pointers.

1---
2name: datapack-builder
3description: Build professional financial services data packs from various sources including CIMs, offering memorandums, SEC filings, web search, or MCP servers. Extract, normalize, and standardize financial data into investment committee-ready Excel workbooks with consistent structure, proper formatting, and documented assumptions. Use for M&A due diligence, private equity analysis, investment committee materials, and standardizing financial reporting across portfolio companies. Do not use for simple financial calculations or working with already-completed data packs.
4---
5
6# Financial Data Pack Builder
7
8Build professional, standardized financial data packs for private equity, investment banking, and asset management. Transform financial data from CIMs, offering memorandums, SEC filings, web search, or MCP server access into polished Excel workbooks ready for investment committee review.
9
10**Important:** Use the xlsx skill for all Excel file creation and manipulation throughout this workflow.

Financial Data Pack Builder

Build professional, standardized financial data packs for private equity, investment banking, and asset management. Transform financial data from CIMs, offering memorandums, SEC filings, web search, or MCP server access into polished Excel workbooks ready for investment committee review.

Important: Use the xlsx skill for all Excel file creation and manipulation throughout this workflow.

Raw lines 1 to 11
Uses an outside tool MCP :8
12## CRITICAL SUCCESS FACTORS
14Every data pack must achieve these standards. Failure on any point makes the deliverable unusable.

CRITICAL SUCCESS FACTORS

Every data pack must achieve these standards. Failure on any point makes the deliverable unusable.

Raw lines 12 to 15
16### 1. Data Accuracy (Zero Tolerance for Errors)
17- Trace every number to source document with page reference
18- Use formula-based calculations exclusively (no hardcoded values)
19- Cross-check subtotals and totals for internal consistency
20- Verify balance sheet balances: Assets = Liabilities + Equity
21- Confirm cash flow ties to balance sheet changes

1. Data Accuracy (Zero Tolerance for Errors)

  • Trace every number to source document with page reference
  • Use formula-based calculations exclusively (no hardcoded values)
  • Cross-check subtotals and totals for internal consistency
  • Verify balance sheet balances: Assets = Liabilities + Equity
  • Confirm cash flow ties to balance sheet changes
Raw lines 16 to 22
23### 2. ESSENTIAL RULES
25**RULE 1: Financial data (measuring money) → Currency format with $**
26Triggers: Revenue, Sales, Income, EBITDA, Profit, Loss, Cost, Expense, Cash, Debt, Assets, Liabilities, Equity, Capex
27Format: $#,##0.0 for millions, $#,##0 for thousands
28Negatives: $(123.0) NOT -$123
30**RULE 2: Operational data (counting things) → Number format, NO $**
31Triggers: Units, Stores, Locations, Employees, Customers, Square Feet, Properties, Headcount
32Format: #,##0 with commas
33Negatives: (123) consistent with rest of table
35**RULE 3: Percentages (rates and ratios) → Percentage format**
36Triggers: Margin, Growth, Rate, Percentage, Yield, Return, Utilization, Occupancy
37Format: 0.0% for one decimal place
38Display: 15.0% NOT 0.15
40**RULE 4: Years → Text format to prevent comma insertion**
41Format: Text or custom to prevent 2,024
42Display: 2020, 2021, 2022, 2023A, 2024E
44**RULE 5: When context is mixed, each metric gets its own appropriate format**
45Example:
46```
47Segment Analysis, 2022, 2023, 2024
48Retail Revenue, $50.0, $55.0, $60.0
49 Stores, 100, 110, 120
50 Revenue per Store, $0.5, $0.5, $0.5
51```
52Revenue and per-store metrics use $, Store count uses number format.
54**RULE 6: Use formulas for all calculations → Never hardcode calculated values**
55All subtotals, totals, ratios, and derived metrics must be formula-based, not hardcoded values. This ensures accuracy and allows for dynamic updates.

2. ESSENTIAL RULES

RULE 1: Financial data (measuring money) → Currency format with $ Triggers: Revenue, Sales, Income, EBITDA, Profit, Loss, Cost, Expense, Cash, Debt, Assets, Liabilities, Equity, Capex Format: $#,##0.0 for millions, $#,##0 for thousands Negatives: $(123.0) NOT -$123

RULE 2: Operational data (counting things) → Number format, NO $ Triggers: Units, Stores, Locations, Employees, Customers, Square Feet, Properties, Headcount Format: #,##0 with commas Negatives: (123) consistent with rest of table

RULE 3: Percentages (rates and ratios) → Percentage format Triggers: Margin, Growth, Rate, Percentage, Yield, Return, Utilization, Occupancy Format: 0.0% for one decimal place Display: 15.0% NOT 0.15

RULE 4: Years → Text format to prevent comma insertion Format: Text or custom to prevent 2,024 Display: 2020, 2021, 2022, 2023A, 2024E

RULE 5: When context is mixed, each metric gets its own appropriate format Example:

Segment Analysis, 2022, 2023, 2024
Retail Revenue, $50.0, $55.0, $60.0
  Stores, 100, 110, 120
  Revenue per Store, $0.5, $0.5, $0.5

Revenue and per-store metrics use $, Store count uses number format.

RULE 6: Use formulas for all calculations → Never hardcode calculated values All subtotals, totals, ratios, and derived metrics must be formula-based, not hardcoded values. This ensures accuracy and allows for dynamic updates.

Raw lines 23 to 56
57### 3. Professional Presentation Standards
59**Formatting Standards:**
61**Color Scheme - Two Layers:**
63**Layer 1: Font Colors (MANDATORY from xlsx skill)**
64- **Blue text (RGB: 0,0,255)**: ALL hardcoded inputs (historical data, assumptions), NOT normal text
65- **Black text (RGB: 0,0,0)**: ALL formulas and calculations
66- **Green text (RGB: 0,128,0)**: Links to other sheets
68**Layer 2: Fill Colors (Optional for enhanced presentation)**
69- Fill colors are optional and should only be applied if requested by the user or if enhancing presentation
70- If the user requests colors or professional formatting, use this standard scheme:
71 - **Section headers**: Dark blue (RGB: 68,114,196) background with white text
72 - **Sub-headers/column headers**: Light blue (RGB: 217,225,242) background with black text
73 - **Input cells**: Light green/cream (RGB: 226,239,218) background with blue text
74 - **Calculated cells**: White background with black text
75- Users can override with custom brand colors if specified
77**How the layers work together (if fill colors are used):**
78- Input cell: Blue text + light green fill = "User-entered data"
79- Formula cell: Black text + white background = "Calculated value"
80- Sheet link: Green text + white background = "Reference from another tab"
82**Font color tells you WHAT it is. Fill color tells you WHERE it is (if used).**
84**IMPORTANT:** Font colors from xlsx skill are mandatory. Fill colors are optional - default is white/no fill unless the user requests enhanced formatting or colors.
86**Always apply:**
87- Bold headers, left-aligned
88- Numbers right-aligned
89- 2-space indentation for sub-items
90- Single underline above subtotals
91- Double underline below final totals
92- Freeze panes on row/column headers
93- Minimal borders (only where structurally needed)
94- Consistent font (typically Calibri or Arial 11pt)
96**Never include:**
97- Borders around every cell
98- Multiple fonts or font sizes
99- Charts unless specifically requested
100- Excessive formatting or decoration

3. Professional Presentation Standards

Formatting Standards:

Color Scheme - Two Layers:

Layer 1: Font Colors (MANDATORY from xlsx skill)

  • Blue text (RGB: 0,0,255): ALL hardcoded inputs (historical data, assumptions), NOT normal text
  • Black text (RGB: 0,0,0): ALL formulas and calculations
  • Green text (RGB: 0,128,0): Links to other sheets

Layer 2: Fill Colors (Optional for enhanced presentation)

  • Fill colors are optional and should only be applied if requested by the user or if enhancing presentation
  • If the user requests colors or professional formatting, use this standard scheme:
  • Section headers: Dark blue (RGB: 68,114,196) background with white text
  • Sub-headers/column headers: Light blue (RGB: 217,225,242) background with black text
  • Input cells: Light green/cream (RGB: 226,239,218) background with blue text
  • Calculated cells: White background with black text
  • Users can override with custom brand colors if specified

How the layers work together (if fill colors are used):

  • Input cell: Blue text + light green fill = "User-entered data"
  • Formula cell: Black text + white background = "Calculated value"
  • Sheet link: Green text + white background = "Reference from another tab"

Font color tells you WHAT it is. Fill color tells you WHERE it is (if used).

IMPORTANT: Font colors from xlsx skill are mandatory. Fill colors are optional - default is white/no fill unless the user requests enhanced formatting or colors.

Always apply:

  • Bold headers, left-aligned
  • Numbers right-aligned
  • 2-space indentation for sub-items
  • Single underline above subtotals
  • Double underline below final totals
  • Freeze panes on row/column headers
  • Minimal borders (only where structurally needed)
  • Consistent font (typically Calibri or Arial 11pt)

Never include:

  • Borders around every cell
  • Multiple fonts or font sizes
  • Charts unless specifically requested
  • Excessive formatting or decoration
Raw lines 57 to 101
102## Structural Consistency
103Use the standard 8-tab structure unless explicitly instructed otherwise:
1041. Executive Summary
1052. Historical Financials (Income Statement)
1063. Balance Sheet
1074. Cash Flow Statement
1085. Operating Metrics
1096. Property/Segment Performance (if applicable)
1107. Market Analysis
1118. Investment Highlights

Structural Consistency

Use the standard 8-tab structure unless explicitly instructed otherwise:

  1. Executive Summary
  2. Historical Financials (Income Statement)
  3. Balance Sheet
  4. Cash Flow Statement
  5. Operating Metrics
  6. Property/Segment Performance (if applicable)
  7. Market Analysis
  8. Investment Highlights
Raw lines 102 to 112
113### Tab 1: Executive Summary
114Purpose: One-page overview for busy executives
116Contents:
117- Company overview (2-3 sentences on business model)
118- Key investment highlights (3-5 bullet points)
119- Financial snapshot table (Revenue, EBITDA, Growth for last 3 years + projections)
120- Transaction overview if applicable
121- Key metrics prominently displayed
123Format: Clean, bold headers, minimal decoration, critical numbers emphasized

Tab 1: Executive Summary

Purpose: One-page overview for busy executives

Contents:

  • Company overview (2-3 sentences on business model)
  • Key investment highlights (3-5 bullet points)
  • Financial snapshot table (Revenue, EBITDA, Growth for last 3 years + projections)
  • Transaction overview if applicable
  • Key metrics prominently displayed

Format: Clean, bold headers, minimal decoration, critical numbers emphasized

Raw lines 113 to 124
125### Tab 2: Historical Financials (Income Statement)
126Purpose: Complete profit and loss history
128Contents:
129- Revenue breakdown by segment/product line
130- Cost of goods sold / Cost of revenue
131- Gross profit and gross margin %
132- Operating expenses detailed (S&M, R&D, G&A)
133- EBITDA and Adjusted EBITDA
134- Below-the-line items (D&A, interest, taxes)
135- Net income
137Format:
138- Years as columns (text format: 2020, 2021, 2022)
139- $ millions or $ thousands (specify units clearly at top)
140- Accounting format for all financial data
141- Single underline above subtotals, double underline below net income
142- Right-align all numbers

Tab 2: Historical Financials (Income Statement)

Purpose: Complete profit and loss history

Contents:

  • Revenue breakdown by segment/product line
  • Cost of goods sold / Cost of revenue
  • Gross profit and gross margin %
  • Operating expenses detailed (S&M, R&D, G&A)
  • EBITDA and Adjusted EBITDA
  • Below-the-line items (D&A, interest, taxes)
  • Net income

Format:

  • Years as columns (text format: 2020, 2021, 2022)
  • $ millions or $ thousands (specify units clearly at top)
  • Accounting format for all financial data
  • Single underline above subtotals, double underline below net income
  • Right-align all numbers
Raw lines 125 to 143
144### Tab 3: Balance Sheet
145Purpose: Financial position at period end
147Contents:
148- Current assets (cash, AR, inventory, prepaid, other)
149- Long-term assets (PP&E, intangibles, goodwill, other)
150- Current liabilities (AP, accrued expenses, current portion of debt, other)
151- Long-term liabilities (long-term debt, deferred taxes, other)
152- Shareholders' equity (common stock, retained earnings, other)
154Format:
155- Verify formula: Assets = Liabilities + Equity
156- Consistent date labeling
157- Include working capital calculation
158- Single underline above major subtotals, double underline for final totals

Tab 3: Balance Sheet

Purpose: Financial position at period end

Contents:

  • Current assets (cash, AR, inventory, prepaid, other)
  • Long-term assets (PP&E, intangibles, goodwill, other)
  • Current liabilities (AP, accrued expenses, current portion of debt, other)
  • Long-term liabilities (long-term debt, deferred taxes, other)
  • Shareholders' equity (common stock, retained earnings, other)

Format:

  • Verify formula: Assets = Liabilities + Equity
  • Consistent date labeling
  • Include working capital calculation
  • Single underline above major subtotals, double underline for final totals
Raw lines 144 to 159
160### Tab 4: Cash Flow Statement
161Purpose: Cash generation and use analysis
163Contents:
164- Operating cash flow (indirect method preferred)
165- Investing cash flow (capex, acquisitions, asset sales)
166- Financing cash flow (debt issuance/repayment, equity, dividends)
167- Net change in cash
168- Beginning and ending cash balances
170Format:
171- Link to income statement and balance sheet where possible
172- Show reconciliation of net income to operating cash flow
173- Clear labeling of cash uses (outflows) vs sources (inflows)

Tab 4: Cash Flow Statement

Purpose: Cash generation and use analysis

Contents:

  • Operating cash flow (indirect method preferred)
  • Investing cash flow (capex, acquisitions, asset sales)
  • Financing cash flow (debt issuance/repayment, equity, dividends)
  • Net change in cash
  • Beginning and ending cash balances

Format:

  • Link to income statement and balance sheet where possible
  • Show reconciliation of net income to operating cash flow
  • Clear labeling of cash uses (outflows) vs sources (inflows)
Raw lines 160 to 174
175### Tab 5: Operating Metrics
176Purpose: Non-financial KPIs and operational data
178Contents (industry-dependent):
179- Unit volumes, customer counts, locations
180- Productivity metrics (revenue per employee, per store, per unit)
181- Capacity utilization
182- Market share
183- Customer retention/churn rates
184- Industry-specific KPIs
186**CRITICAL FORMAT NOTE:**
187NO dollar signs on operational metrics. These are quantities, not currency.
189Format:
190- Clear units specified (customers, employees, stores, square feet, etc.)
191- Whole numbers with commas: 1,250 NOT $1,250
192- Percentages for rates: 95.0%
193- Right-align numbers

Tab 5: Operating Metrics

Purpose: Non-financial KPIs and operational data

Contents (industry-dependent):

  • Unit volumes, customer counts, locations
  • Productivity metrics (revenue per employee, per store, per unit)
  • Capacity utilization
  • Market share
  • Customer retention/churn rates
  • Industry-specific KPIs

CRITICAL FORMAT NOTE: NO dollar signs on operational metrics. These are quantities, not currency.

Format:

  • Clear units specified (customers, employees, stores, square feet, etc.)
  • Whole numbers with commas: 1,250 NOT $1,250
  • Percentages for rates: 95.0%
  • Right-align numbers
Raw lines 175 to 194
195### Tab 6: Property/Segment Performance (if applicable)
196Purpose: Detailed breakdown by business unit, property, or segment
198Contents:
199- Revenue and profitability by segment
200- Key metrics by location/product
201- Segment-specific KPIs
202- Comparative performance analysis
204Format: Consistent with financial tabs for revenue/EBITDA, number format for operational metrics

Tab 6: Property/Segment Performance (if applicable)

Purpose: Detailed breakdown by business unit, property, or segment

Contents:

  • Revenue and profitability by segment
  • Key metrics by location/product
  • Segment-specific KPIs
  • Comparative performance analysis

Format: Consistent with financial tabs for revenue/EBITDA, number format for operational metrics

Raw lines 195 to 205
206### Tab 7: Market Analysis
207Purpose: Industry context and competitive positioning
209Contents:
210- Market size and growth trends
211- Competitive landscape overview
212- Market share analysis
213- Industry benchmarks and peer comparisons
214- Regulatory environment if relevant
216Format: Mix of narrative text and tables, cite sources for market data

Tab 7: Market Analysis

Purpose: Industry context and competitive positioning

Contents:

  • Market size and growth trends
  • Competitive landscape overview
  • Market share analysis
  • Industry benchmarks and peer comparisons
  • Regulatory environment if relevant

Format: Mix of narrative text and tables, cite sources for market data

Raw lines 206 to 217
218### Tab 8: Investment Highlights
219Purpose: Narrative summary of key investment thesis points
221Contents:
222- Detailed writeup of competitive strengths
223- Growth opportunities and strategic initiatives
224- Risk factors and mitigation strategies
225- Management assessment and track record
226- Investment thesis summary
228Format: Clear headers, bullet points, concise paragraphs

Tab 8: Investment Highlights

Purpose: Narrative summary of key investment thesis points

Contents:

  • Detailed writeup of competitive strengths
  • Growth opportunities and strategic initiatives
  • Risk factors and mitigation strategies
  • Management assessment and track record
  • Investment thesis summary

Format: Clear headers, bullet points, concise paragraphs

Raw lines 218 to 229
230## STEP-BY-STEP WORKFLOW

STEP-BY-STEP WORKFLOW

Raw lines 230 to 231
232### Phase 1: Document Processing and Data Extraction
234**Step 1.1: Analyze source data**
235- Access source materials: uploaded documents, web search for public filings, or MCP server data
236- Review data structure and identify key sections
237- Locate financial statements (typically 3-5 years historical)
238- Identify management projections if included
239- Note fiscal year end date
240- Flag any data quality issues immediately
242**Step 1.2: Extract financial statements**
243- Locate historical income statement data
244- Extract balance sheet snapshots (year-end or quarter-end)
245- Find cash flow statement
246- Extract management projections if available
247- Note all page references for traceability
249**Step 1.3: Extract operating metrics**
250- Identify non-financial KPIs relevant to industry
251- Capture unit economics data
252- Extract customer/location/capacity data
253- Document growth metrics and trends
255**Step 1.4: Extract market and industry data**
256- Competitive positioning information
257- Market size and growth rates
258- Industry benchmark data
259- Peer comparison information
261**Step 1.5: Note key context**
262- Transaction structure and rationale
263- Management team background
264- Investment highlights from source materials
265- Risk factors and considerations
266- Any data gaps or inconsistencies

Phase 1: Document Processing and Data Extraction

Step 1.1: Analyze source data

  • Access source materials: uploaded documents, web search for public filings, or MCP server data
  • Review data structure and identify key sections
  • Locate financial statements (typically 3-5 years historical)
  • Identify management projections if included
  • Note fiscal year end date
  • Flag any data quality issues immediately

Step 1.2: Extract financial statements

  • Locate historical income statement data
  • Extract balance sheet snapshots (year-end or quarter-end)
  • Find cash flow statement
  • Extract management projections if available
  • Note all page references for traceability

Step 1.3: Extract operating metrics

  • Identify non-financial KPIs relevant to industry
  • Capture unit economics data
  • Extract customer/location/capacity data
  • Document growth metrics and trends

Step 1.4: Extract market and industry data

  • Competitive positioning information
  • Market size and growth rates
  • Industry benchmark data
  • Peer comparison information

Step 1.5: Note key context

  • Transaction structure and rationale
  • Management team background
  • Investment highlights from source materials
  • Risk factors and considerations
  • Any data gaps or inconsistencies
Raw lines 232 to 267
Uses an outside tool MCP :235
268### Phase 2: Data Normalization and Standardization
270**Step 2.1: Normalize accounting presentation**
271- Ensure consistent line item names across all years
272- Standardize revenue recognition treatment
273- Identify and document one-time charges
274- Create "Adjusted EBITDA" reconciliation if needed
275- Note any accounting policy changes
277**Step 2.2: Apply format detection logic**
278For each data point, determine format based on full context:
279- Read tab name, table title, column header, and row label
280- Apply essential rules (see above)
281- When uncertain, examine original source document
282- Default to cleaner formatting (less is more)
284**Step 2.3: Identify normalization adjustments**
285Common adjustments to document:
286- Restructuring charges (add back if truly non-recurring)
287- Stock-based compensation (add back per industry standard)
288- Acquisition-related costs (add back, specify amounts)
289- Legal settlements or litigation costs (evaluate recurrence risk)
290- Asset sales or impairments (exclude from operating results)
291- Related party adjustments (normalize to market rates)
292Note: Source citation format varies by data source (page numbers for documents, URLs for web sources, server references for MCP data)
294**Step 2.4: Create adjustment schedule**
295For every normalization:
296- Document what was adjusted and why
297- Cite source (document page number, URL, or data source reference)
298- Quantify dollar impact by year
299- Assess recurrence risk
300- Show calculation from reported to adjusted figures
302**Step 2.5: Verify data integrity**
303- Confirm subtotals sum correctly using formulas
304- Verify balance sheet balances
305- Check cash flow ties to balance sheet changes
306- Cross-check numbers across tabs for consistency
307- Flag any discrepancies for investigation

Phase 2: Data Normalization and Standardization

Step 2.1: Normalize accounting presentation

  • Ensure consistent line item names across all years
  • Standardize revenue recognition treatment
  • Identify and document one-time charges
  • Create "Adjusted EBITDA" reconciliation if needed
  • Note any accounting policy changes

Step 2.2: Apply format detection logic For each data point, determine format based on full context:

  • Read tab name, table title, column header, and row label
  • Apply essential rules (see above)
  • When uncertain, examine original source document
  • Default to cleaner formatting (less is more)

Step 2.3: Identify normalization adjustments Common adjustments to document:

  • Restructuring charges (add back if truly non-recurring)
  • Stock-based compensation (add back per industry standard)
  • Acquisition-related costs (add back, specify amounts)
  • Legal settlements or litigation costs (evaluate recurrence risk)
  • Asset sales or impairments (exclude from operating results)
  • Related party adjustments (normalize to market rates)

Note: Source citation format varies by data source (page numbers for documents, URLs for web sources, server references for MCP data)

Step 2.4: Create adjustment schedule For every normalization:

  • Document what was adjusted and why
  • Cite source (document page number, URL, or data source reference)
  • Quantify dollar impact by year
  • Assess recurrence risk
  • Show calculation from reported to adjusted figures

Step 2.5: Verify data integrity

  • Confirm subtotals sum correctly using formulas
  • Verify balance sheet balances
  • Check cash flow ties to balance sheet changes
  • Cross-check numbers across tabs for consistency
  • Flag any discrepancies for investigation
Raw lines 268 to 308
Uses an outside tool MCP :292
309### Phase 3: Build Excel Workbook
311**CRITICAL: Use xlsx skill for all Excel file manipulation. Read xlsx skill documentation before proceeding.**
313**Step 3.1: Create standardized tab structure**
314Create workbook with tabs:
315- Executive Summary
316- Historical Financials
317- Balance Sheet
318- Cash Flow
319- Operating Metrics
320- Property Performance (if applicable)
321- Market Analysis
322- Investment Highlights
324**Step 3.2: Build each tab with proper formatting**
325Apply formatting rules systematically:
326- Headers: Bold, left-aligned, 11pt font
327- Financial data: Currency format $#,##0.0 for millions
328- Operational data: Number format #,##0 (no $)
329- Percentages: 0.0% format
330- Years: Text format to prevent comma insertion
331- Negatives: Use accounting format with parentheses
332- Underlines: Single above subtotals, double below totals
334**Step 3.3: Insert formulas for calculations**
335- All subtotals and totals must be formula-based
336- Link balance sheet to income statement where appropriate
337- Link cash flow to both income statement and balance sheet
338- Create cross-tab references for validation
339- Avoid hardcoding any calculated values
341<correct_patterns>

Phase 3: Build Excel Workbook

CRITICAL: Use xlsx skill for all Excel file manipulation. Read xlsx skill documentation before proceeding.

Step 3.1: Create standardized tab structure Create workbook with tabs:

  • Executive Summary
  • Historical Financials
  • Balance Sheet
  • Cash Flow
  • Operating Metrics
  • Property Performance (if applicable)
  • Market Analysis
  • Investment Highlights

Step 3.2: Build each tab with proper formatting Apply formatting rules systematically:

  • Headers: Bold, left-aligned, 11pt font
  • Financial data: Currency format $#,##0.0 for millions
  • Operational data: Number format #,##0 (no $)
  • Percentages: 0.0% format
  • Years: Text format to prevent comma insertion
  • Negatives: Use accounting format with parentheses
  • Underlines: Single above subtotals, double below totals

Step 3.3: Insert formulas for calculations

  • All subtotals and totals must be formula-based
  • Link balance sheet to income statement where appropriate
  • Link cash flow to both income statement and balance sheet
  • Create cross-tab references for validation
  • Avoid hardcoding any calculated values

<correct_patterns>

Raw lines 309 to 342
Names a skill xlsx-author :311
343### Row Reference Tracking - Copy This Pattern
345**Store row numbers when writing data, then reference them in formulas:**
347```python
348# ✅ CORRECT - Track row numbers as you write
349revenue_row = row
350write_data_row(ws, row, "Revenue", revenue_values)
351row += 1
353ebitda_row = row
354write_data_row(ws, row, "EBITDA", ebitda_values)
355row += 1
357# Use stored row numbers in formulas
358margin_row = row
359for col in year_columns:
360 cell = ws.cell(row=margin_row, column=col)
361 cell.value = f"={get_column_letter(col)}{ebitda_row}/{get_column_letter(col)}{revenue_row}"
362```
364**For complex models, use a dictionary:**
366```python
367row_refs = {
368 'revenue': 5,
369 'cogs': 6,
370 'gross_profit': 7,
371 'ebitda': 12
374# Later in formulas
375margin_formula = f"=B{row_refs['ebitda']}/B{row_refs['revenue']}"
376```
378</correct_patterns>
380<common_mistakes>

Row Reference Tracking - Copy This Pattern

Store row numbers when writing data, then reference them in formulas:

# ✅ CORRECT - Track row numbers as you write
revenue_row = row
write_data_row(ws, row, "Revenue", revenue_values)
row += 1

ebitda_row = row
write_data_row(ws, row, "EBITDA", ebitda_values)
row += 1

# Use stored row numbers in formulas
margin_row = row
for col in year_columns:
    cell = ws.cell(row=margin_row, column=col)
    cell.value = f"={get_column_letter(col)}{ebitda_row}/{get_column_letter(col)}{revenue_row}"

For complex models, use a dictionary:

row_refs = {
    'revenue': 5,
    'cogs': 6,
    'gross_profit': 7,
    'ebitda': 12
}

# Later in formulas
margin_formula = f"=B{row_refs['ebitda']}/B{row_refs['revenue']}"

</correct_patterns>

<common_mistakes>

Raw lines 343 to 381
382### WRONG: Hardcoded Row Offsets
384**Don't use relative offsets - they break when table structure changes:**
386```python
387# ❌ WRONG - Fragile offset-based references
388formula = f"=B{row-15}/B{row-19}" # What is row-15? What is row-19?
390# ❌ WRONG - Magic numbers
391formula = f"=B{current_row-10}*C{current_row-20}"
392```
394**Why this fails:**
395- Breaks silently when you add/remove rows
396- Impossible to verify correctness by reading code
397- Creates debugging nightmares in the delivered Excel file
399</common_mistakes>
401**Step 3.4: Apply professional presentation**
402- Freeze top row and first column on each data tab
403- Set appropriate column widths (typically 12-15 characters)
404- Right-align all numeric data
405- Left-align all text and headers
406- Add single/double underlines per accounting standards
407- Ensure clean, minimal appearance

WRONG: Hardcoded Row Offsets

Don't use relative offsets - they break when table structure changes:

# ❌ WRONG - Fragile offset-based references
formula = f"=B{row-15}/B{row-19}"  # What is row-15? What is row-19?

# ❌ WRONG - Magic numbers
formula = f"=B{current_row-10}*C{current_row-20}"

Why this fails:

  • Breaks silently when you add/remove rows
  • Impossible to verify correctness by reading code
  • Creates debugging nightmares in the delivered Excel file

</common_mistakes>

Step 3.4: Apply professional presentation

  • Freeze top row and first column on each data tab
  • Set appropriate column widths (typically 12-15 characters)
  • Right-align all numeric data
  • Left-align all text and headers
  • Add single/double underlines per accounting standards
  • Ensure clean, minimal appearance
Raw lines 382 to 408
409### Phase 4: Scenario Building (if projections included)
411**Management Case:**
412Present company's projections as provided in source materials:
413- Extract all management assumptions
414- Document growth rates, margin expansion, capital requirements
415- Note key drivers and sensitivities
416- Flag any "hockey stick" inflections that require skepticism
417- Present as "Management Case" with clear labeling
419**Base Case (Risk-Adjusted):**
420Apply conservative adjustments to management projections based on company-specific risk factors:
421- Apply revenue growth haircut reflecting execution risk and historical forecast accuracy
422- Moderate margin expansion assumptions based on industry benchmarks and operating leverage
423- Increase capex assumptions if growth-dependent
424- Add working capital requirements if understated
425- Delay synergy realization if applicable, based on integration complexity
426- Document all adjustments with rationale and supporting analysis
428**Downside Case (optional but recommended for LBO analysis):**
429Stress test scenario based on industry cyclicality and company vulnerabilities:
430- Model revenue decline reflecting recession risk or competitive pressure
431- Assume margin compression under stress (volume deleverage, pricing pressure)
432- Test covenant compliance and liquidity
433- Assess downside protection
434- Document key risks being stress-tested
436**Documentation requirements for scenarios:**
437Create assumptions schedule showing:
438- Key assumptions by scenario (revenue growth, margins, capex %)
439- Rationale for each adjustment
440- Sensitivity analysis on key variables
441- Historical forecast accuracy if available
442- Comparison to industry benchmarks

Phase 4: Scenario Building (if projections included)

Management Case: Present company's projections as provided in source materials:

  • Extract all management assumptions
  • Document growth rates, margin expansion, capital requirements
  • Note key drivers and sensitivities
  • Flag any "hockey stick" inflections that require skepticism
  • Present as "Management Case" with clear labeling

Base Case (Risk-Adjusted): Apply conservative adjustments to management projections based on company-specific risk factors:

  • Apply revenue growth haircut reflecting execution risk and historical forecast accuracy
  • Moderate margin expansion assumptions based on industry benchmarks and operating leverage
  • Increase capex assumptions if growth-dependent
  • Add working capital requirements if understated
  • Delay synergy realization if applicable, based on integration complexity
  • Document all adjustments with rationale and supporting analysis

Downside Case (optional but recommended for LBO analysis): Stress test scenario based on industry cyclicality and company vulnerabilities:

  • Model revenue decline reflecting recession risk or competitive pressure
  • Assume margin compression under stress (volume deleverage, pricing pressure)
  • Test covenant compliance and liquidity
  • Assess downside protection
  • Document key risks being stress-tested

Documentation requirements for scenarios: Create assumptions schedule showing:

  • Key assumptions by scenario (revenue growth, margins, capex %)
  • Rationale for each adjustment
  • Sensitivity analysis on key variables
  • Historical forecast accuracy if available
  • Comparison to industry benchmarks
Raw lines 409 to 443
444### Phase 5: Quality Control and Validation
446**Step 5.1: Data accuracy checks**
447Validate:
448- Every number traces to source (check spot samples, cite documents/URLs/servers)
449- All calculations are formula-based (no hardcoded values)
450- Subtotals and totals are mathematically correct
451- Years display without commas (2024 NOT 2,024)
452- No formula errors: #REF!, #VALUE!, #DIV/0!, #N/A
454**Step 5.2: Format consistency checks**
455Verify:
456- Financial data has $ signs in format
457- Operational data has NO $ signs
458- Percentages display as % (15.0% not 0.15)
459- Negative numbers use parentheses for financial data
460- Headers are bold and left-aligned
461- Numbers are right-aligned
462- Years are text format
464**Step 5.3: Structure and completeness checks**
465Confirm:
466- All required tabs present and properly sequenced
467- Executive summary is concise (fits on one page)
468- All key metrics captured comprehensively
469- Logical flow from summary to detail
470- Appropriate level of granularity in each tab
471- No missing data or incomplete sections
473**Step 5.4: Professional presentation checks**
474Review:
475- Minimal borders (only for structure)
476- Consistent indentation (2 spaces for sub-items)
477- Proper accounting underlines (single and double)
478- Clean, professional appearance throughout
479- Appropriate column widths (not too narrow or wide)
481**Step 5.5: Documentation and assumptions checks**
482Ensure:
483- All normalization adjustments documented with rationale
484- Source citations included (document page numbers, URLs, or data source references)
485- Assumptions clearly stated and reasonable
486- Executive summary accurate and impactful
487- Filename includes company name and date

Phase 5: Quality Control and Validation

Step 5.1: Data accuracy checks Validate:

  • Every number traces to source (check spot samples, cite documents/URLs/servers)
  • All calculations are formula-based (no hardcoded values)
  • Subtotals and totals are mathematically correct
  • Years display without commas (2024 NOT 2,024)
  • No formula errors: #REF!, #VALUE!, #DIV/0!, #N/A

Step 5.2: Format consistency checks Verify:

  • Financial data has $ signs in format
  • Operational data has NO $ signs
  • Percentages display as % (15.0% not 0.15)
  • Negative numbers use parentheses for financial data
  • Headers are bold and left-aligned
  • Numbers are right-aligned
  • Years are text format

Step 5.3: Structure and completeness checks Confirm:

  • All required tabs present and properly sequenced
  • Executive summary is concise (fits on one page)
  • All key metrics captured comprehensively
  • Logical flow from summary to detail
  • Appropriate level of granularity in each tab
  • No missing data or incomplete sections

Step 5.4: Professional presentation checks Review:

  • Minimal borders (only for structure)
  • Consistent indentation (2 spaces for sub-items)
  • Proper accounting underlines (single and double)
  • Clean, professional appearance throughout
  • Appropriate column widths (not too narrow or wide)

Step 5.5: Documentation and assumptions checks Ensure:

  • All normalization adjustments documented with rationale
  • Source citations included (document page numbers, URLs, or data source references)
  • Assumptions clearly stated and reasonable
  • Executive summary accurate and impactful
  • Filename includes company name and date
Raw lines 444 to 488
489### Phase 6: Final Delivery
491**Step 6.1: Create executive summary**
492Write concise, impactful summary including:
493- Company overview: business model, products/services, geography (2-3 sentences)
494- Key financial metrics: Revenue, EBITDA, Growth rates (table format)
495- Investment highlights: 3-5 key strengths or opportunities
496- Notable risks or considerations (briefly)
497- Transaction context if applicable
499**Step 6.2: Final file preparation**
500- Save workbook with proper naming: CompanyName_DataPack_YYYY-MM-DD.xlsx

Phase 6: Final Delivery

Step 6.1: Create executive summary Write concise, impactful summary including:

  • Company overview: business model, products/services, geography (2-3 sentences)
  • Key financial metrics: Revenue, EBITDA, Growth rates (table format)
  • Investment highlights: 3-5 key strengths or opportunities
  • Notable risks or considerations (briefly)
  • Transaction context if applicable

Step 6.2: Final file preparation

  • Save workbook with proper naming: CompanyName_DataPack_YYYY-MM-DD.xlsx
Raw lines 489 to 501
502## NORMALIZATION PATTERNS

NORMALIZATION PATTERNS

Raw lines 502 to 503
504### Common Adjustments to EBITDA
506**1. Restructuring charges**
507- Add back if truly non-recurring (facility closure, one-time severance)
508- Do NOT add back if company restructures every year
509- Document specific nature and rationale for non-recurrence
510- Example: "2023 restructuring: $3.0M facility closure, documented in source materials, one-time event"
512**2. Stock-based compensation**
513- Industry standard: add back for private equity analysis
514- Treat as non-cash operating expense
515- Be consistent across all periods
516- Note if unusually high or includes one-time grants
518**3. Acquisition-related costs**
519- Add back transaction fees, integration costs
520- Document specific amounts by type
521- Do not add back ongoing integration investments
522- Cite source for each adjustment
524**4. Legal settlements and litigation**
525- Add back if truly isolated incident
526- Assess recurrence risk (one settlement vs pattern of litigation)
527- Document nature of settlement
528- Consider if this is normal course of business
530**5. Asset sales or impairments**
531- Exclude gains/losses on asset sales from operating EBITDA
532- Remove impairment charges if truly non-recurring
533- Document what assets were sold/impaired and why
534- Adjust revenue if assets generated operating income
536**6. Related party adjustments**
537- Normalize above-market related party expenses (rent, management fees)
538- Adjust to market rates with supporting documentation
539- Remove personal expenses run through business
540- Document market rate comparison

Common Adjustments to EBITDA

1. Restructuring charges

  • Add back if truly non-recurring (facility closure, one-time severance)
  • Do NOT add back if company restructures every year
  • Document specific nature and rationale for non-recurrence
  • Example: "2023 restructuring: $3.0M facility closure, documented in source materials, one-time event"

2. Stock-based compensation

  • Industry standard: add back for private equity analysis
  • Treat as non-cash operating expense
  • Be consistent across all periods
  • Note if unusually high or includes one-time grants

3. Acquisition-related costs

  • Add back transaction fees, integration costs
  • Document specific amounts by type
  • Do not add back ongoing integration investments
  • Cite source for each adjustment

4. Legal settlements and litigation

  • Add back if truly isolated incident
  • Assess recurrence risk (one settlement vs pattern of litigation)
  • Document nature of settlement
  • Consider if this is normal course of business

5. Asset sales or impairments

  • Exclude gains/losses on asset sales from operating EBITDA
  • Remove impairment charges if truly non-recurring
  • Document what assets were sold/impaired and why
  • Adjust revenue if assets generated operating income

6. Related party adjustments

  • Normalize above-market related party expenses (rent, management fees)
  • Adjust to market rates with supporting documentation
  • Remove personal expenses run through business
  • Document market rate comparison
Raw lines 504 to 541
542### Conservative vs Aggressive Normalization
544**Management Case:**
545- Include all adjustments management proposes
546- Accept company's definition of "non-recurring"
547- More aggressive EBITDA adjustments
548- Use for understanding management's view
550**Base Case (Recommended for investment decisions):**
551- Only clearly non-recurring items
552- Apply higher scrutiny to recurring "one-time" charges
553- Exclude speculative adjustments
554- More conservative, defensible to investment committee

Conservative vs Aggressive Normalization

Management Case:

  • Include all adjustments management proposes
  • Accept company's definition of "non-recurring"
  • More aggressive EBITDA adjustments
  • Use for understanding management's view

Base Case (Recommended for investment decisions):

  • Only clearly non-recurring items
  • Apply higher scrutiny to recurring "one-time" charges
  • Exclude speculative adjustments
  • More conservative, defensible to investment committee
Raw lines 542 to 555
556## INDUSTRY-SPECIFIC ADAPTATIONS

INDUSTRY-SPECIFIC ADAPTATIONS

Raw lines 556 to 557
558### Technology/SaaS
559Key metrics to capture:
560- ARR (Annual Recurring Revenue) and MRR
561- Customer count by cohort
562- CAC (Customer Acquisition Cost) and LTV (Lifetime Value)
563- Churn rate (gross and net)
564- Net revenue retention
565- Rule of 40 (Growth % + EBITDA Margin %)
566- Magic number (sales efficiency)
568Format notes: ARR is currency ($), customer count is number (no $), rates are %

Technology/SaaS

Key metrics to capture:

  • ARR (Annual Recurring Revenue) and MRR
  • Customer count by cohort
  • CAC (Customer Acquisition Cost) and LTV (Lifetime Value)
  • Churn rate (gross and net)
  • Net revenue retention
  • Rule of 40 (Growth % + EBITDA Margin %)
  • Magic number (sales efficiency)

Format notes: ARR is currency ($), customer count is number (no $), rates are %

Raw lines 558 to 569
570### Manufacturing/Industrial
571Key metrics to capture:
572- Production capacity and capacity utilization %
573- Units produced by product line
574- Inventory turns
575- Gross margin by product line
576- Order backlog
578Format notes: Units, capacity are numbers (no $), utilization is %, revenue/costs are currency

Manufacturing/Industrial

Key metrics to capture:

  • Production capacity and capacity utilization %
  • Units produced by product line
  • Inventory turns
  • Gross margin by product line
  • Order backlog

Format notes: Units, capacity are numbers (no $), utilization is %, revenue/costs are currency

Raw lines 570 to 579
580### Real Estate/Hospitality
581Key metrics to capture:
582- Properties/rooms/square footage
583- Occupancy rates %
584- ADR (Average Daily Rate) - currency format
585- RevPAR (Revenue per Available Room) - currency format
586- NOI (Net Operating Income) - currency format
587- Cap rates %
588- FF&E reserve
590Format notes: Rooms/sqft are numbers, occupancy is %, ADR/RevPAR are currency

Real Estate/Hospitality

Key metrics to capture:

  • Properties/rooms/square footage
  • Occupancy rates %
  • ADR (Average Daily Rate) - currency format
  • RevPAR (Revenue per Available Room) - currency format
  • NOI (Net Operating Income) - currency format
  • Cap rates %
  • FF&E reserve

Format notes: Rooms/sqft are numbers, occupancy is %, ADR/RevPAR are currency

Raw lines 580 to 591
592### Healthcare/Services
593Key metrics to capture:
594- Locations/facilities
595- Providers/employees
596- Patients/visits (volume metrics)
597- Revenue per visit - currency
598- Payor mix %
599- Same-store growth %
601Format notes: Locations/visits are numbers, revenue per visit is currency, rates are %

Healthcare/Services

Key metrics to capture:

  • Locations/facilities
  • Providers/employees
  • Patients/visits (volume metrics)
  • Revenue per visit - currency
  • Payor mix %
  • Same-store growth %

Format notes: Locations/visits are numbers, revenue per visit is currency, rates are %

Raw lines 592 to 602
603## FINAL DELIVERY CHECKLIST
605Complete this checklist before delivering the data pack:
607**Structure:**
608- All required tabs present and in logical sequence
609- Each tab has clear header and title
610- Executive summary is concise (fits on one page)
612**Data Accuracy:**
613- All numbers trace to source (documents, URLs, or data servers)
614- Source references documented for key figures (page numbers, URLs, etc.)
615- All calculations are formula-based (no hardcoded calculated values)
616- Subtotals and totals verified
617- Balance sheet balances (Assets = Liabilities + Equity)
618- No #REF!, #VALUE!, or #DIV/0! errors
620**Formatting - Years and Numbers:**
621- Years display correctly: 2020, 2021, 2022 (no commas)
622- Financial data has $ signs: $50.0, $125.5
623- Operational metrics have NO $ signs: 100 stores, 250 employees
624- Percentages formatted correctly: 15.0%, 25.5%
625- Negatives in parentheses: $(15.0) not -$15.0
627**Formatting - Professional Standards:**
628- Headers bold and left-aligned
629- Numbers right-aligned
630- Consistent indentation (2 spaces for sub-items)
631- Single underline above subtotals
632- Double underline below final totals
633- Frozen panes on headers
634- Consistent font throughout
635- Minimal borders (only for structure)
636- Clean, professional appearance throughout
638**Content Completeness:**
639- Financial statements complete (IS, BS, CF)
640- Operating metrics comprehensively captured
641- Normalization adjustments documented
642- Assumptions clearly stated
643- Executive summary clear, concise, and impactful
644- Investment highlights compelling
645- Market analysis provides context
647**Documentation:**
648- All normalization adjustments explained
649- Every data cell cited from source with comments and links (document page numbers, URLs, or data source references)
650- Assumptions documented with rationale
651- Any data limitations noted
652- Filename follows convention: CompanyName_DataPack_YYYY-MM-DD.xlsx
654**Final Output:**
655- File saved to outputs with proper naming convention
656- All quality control checks passed

FINAL DELIVERY CHECKLIST

Complete this checklist before delivering the data pack:

Structure:

  • All required tabs present and in logical sequence
  • Each tab has clear header and title
  • Executive summary is concise (fits on one page)

Data Accuracy:

  • All numbers trace to source (documents, URLs, or data servers)
  • Source references documented for key figures (page numbers, URLs, etc.)
  • All calculations are formula-based (no hardcoded calculated values)
  • Subtotals and totals verified
  • Balance sheet balances (Assets = Liabilities + Equity)
  • No #REF!, #VALUE!, or #DIV/0! errors

Formatting - Years and Numbers:

  • Years display correctly: 2020, 2021, 2022 (no commas)
  • Financial data has $ signs: $50.0, $125.5
  • Operational metrics have NO $ signs: 100 stores, 250 employees
  • Percentages formatted correctly: 15.0%, 25.5%
  • Negatives in parentheses: $(15.0) not -$15.0

Formatting - Professional Standards:

  • Headers bold and left-aligned
  • Numbers right-aligned
  • Consistent indentation (2 spaces for sub-items)
  • Single underline above subtotals
  • Double underline below final totals
  • Frozen panes on headers
  • Consistent font throughout
  • Minimal borders (only for structure)
  • Clean, professional appearance throughout

Content Completeness:

  • Financial statements complete (IS, BS, CF)
  • Operating metrics comprehensively captured
  • Normalization adjustments documented
  • Assumptions clearly stated
  • Executive summary clear, concise, and impactful
  • Investment highlights compelling
  • Market analysis provides context

Documentation:

  • All normalization adjustments explained
  • Every data cell cited from source with comments and links (document page numbers, URLs, or data source references)
  • Assumptions documented with rationale
  • Any data limitations noted
  • Filename follows convention: CompanyName_DataPack_YYYY-MM-DD.xlsx

Final Output:

  • File saved to outputs with proper naming convention
  • All quality control checks passed
Raw lines 603 to 656

From anthropics/financial-services at 6056506, 2026-10-28. Skills read by DeepSeek V4.1 Flash on 2026-11-04. Summary and techniques by Claude Opus 5.5 on 2026-11-06.