How accurate is the OPM Common Stock (Option Pricing Method)?

The OPM Common Stock (Option Pricing Method) is implemented from the Startup Valuation textbook (Chapter 13: Stakeholder Valuation) and is open source and auditable. All formulas are traceable to the source.

Is the OPM Common Stock (Option Pricing Method) calculator free?

Yes. All 27 calculators and the MCP API are free and open source (MIT licensed).

OPM Common Stock (Option Pricing Method)

StakeholderChapter 13: Stakeholder ValuationFormula 13

Open Source · MIT

Option-pricing model for common stock valuation — treats common equity as a call option on enterprise value.

OPM Common Stock (Option Pricing Method)

Input Parameters