// BLOG

Cap Table Insights &
Equity Education

Guides, best practices, and thought leadership on cap table management, startup equity, 409A valuations, and modern financial operations.

39 articles

OpenCap Stack8 min read

How to Model a Fundraising Round on Your Cap Table

Modeling a fundraising round on your cap table lets you project how new investment changes ownership, share prices, and dilution before you sign a term sheet. This step-by-step guide covers priced rounds, SAFE conversions, and scenario modeling.

OpenCap Stack
OpenCap Stack10 min read

How to Calculate Startup Equity Dilution (With Free Calculator)

Equity dilution is one of the most important concepts every founder, investor, and employee needs to understand. Whether you're raising your seed round, negotiating an option pool, or planning a Se...

OpenCap Stack
OpenCap Stack11 min read

What Is a Cap Table

What is a cap table? Learn how capitalization tables work, what to include, common mistakes founders make, and when to move beyond spreadsheets. Free cap table software for startups.

OpenCap Stack
OpenCap Stack8 min read

ISO vs NSO Stock Options: Tax Implications Every Startup Employee Should Know

ISO and NSO stock options are the two types of employee stock options startups use. ISOs qualify for capital gains treatment while NSOs are taxed as ordinary income. Learn the tax implications, exercise strategies, and which type is better for your situation.

OpenCap Stack
OpenCap Stack11 min read

How to Migrate From a Spreadsheet to Cap Table Software

A step-by-step guide to migrating your cap table from Excel or Google Sheets to dedicated software — including audit checklists, data entry order, validation steps, and common mistakes to avoid.

OpenCap Stack
OpenCap Stack16 min read

How to Create a Cap Table From Scratch (Step-by-Step with Free Template)

You just incorporated your startup. Your co-founder is asking about equity splits. Your lawyer wants to know how many shares to authorize. And somewhere in the back of your mind, you know you need a cap table — but you have never actually built one.

OpenCap Stack

Stay in the loop

Get startup equity insights delivered to your inbox.

Manage your cap table on OpenCap Stack

Free to start. Open source. AI-native cap table management for modern startups.

Cap Table & Equity Blog | OpenCap Stack