ECMSource Research Workbench

Filings-first investor research

Move from a headline to the numbers that matter

Build a cash-flow valuation with sensitivity analysis, separate company proceeds from selling-holder proceeds in an equity offering, and test reported fundamentals. Inputs stay in your browser.

Open the DCF Scenario Lab →

Advanced analysis

Multi-step models for valuation and capital-markets research, with visible assumptions and limitations.

Valuation · Sensitivity matrix

DCF Scenario Lab

Forecast explicit free cash flow, terminal value, enterprise-to-equity bridge, value per share, and a nine-case sensitivity table.

Build a valuation →

Capital raising · Deal mechanics

Equity Offering Analyzer

Separate primary and secondary shares, fees, option exercise, company proceeds, selling-holder proceeds, dilution, cash, debt, and EPS.

Analyze an offering →

Reported fundamentals

Translate comparable filing figures into a focused diagnostic and connect calculations to source-linked research.

Quarterly Change Analyzer

Compare revenue, operating margins, cash conversion, and diluted share count.

Analyze a quarter →

Apple company notebook

Review a dated, source-linked comparison of fiscal Q2 and Q3 2026.

Open the notebook →

Quick tools and foundations

Smaller models for a single question. Use the advanced modules for a fuller analysis.

Quick dilution

Estimate ownership and EPS effects for a simple primary issuance.

Open quick tool →

Reverse expectations

Calculate the revenue growth implied by a future revenue multiple.

Open quick tool →

Position size

Estimate whole shares from an example risk budget and stop price.

Open foundation →

Drawdown recovery

Calculate the gain needed after a loss.

Open foundation →

Research principles

Primary sources firstSensitivity, not one answerPrimary vs. secondary proceedsVisible formulasNo account connection

These models calculate from user-provided assumptions and provide general education, not personalized investment advice. Verify inputs against the underlying filing and examine a range of outcomes.

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