Learning Hub
Equity Compensation Learning Center
39 plain-English guides across 8 topics — from your first option grant to an IPO tax bill. Plus free calculators to run your own numbers.
ISO & NSO Basics
How employee stock options work before tax ever enters the picture.
- · ISO vs NSO: the tax differences that matter
- · What is a stock option strike price?
- · Incentive stock options (ISOs) 101
Alternative Minimum Tax
The parallel tax system that turns ISO exercises into surprise bills.
- · What is the AMT on an ISO exercise?
- · AMT credit explained
- · How to avoid AMT when exercising ISOs
Exercise Strategy & Timing
When to pull the trigger, and how to pay for it.
- · When should I exercise my stock options?
- · Should I exercise before an IPO?
- · Stock option valuation and Black-Scholes
83(b) Election
Thirty days to change your tax outcome for years.
- · What is a Section 83(b) election?
- · 83(b) election deadline and Form 15620
- · 83(b) election risks
RSU Basics & Taxation
The simplest equity to hold and the easiest to under-withhold.
- · RSU taxation explained
- · How are RSUs taxed at vesting?
- · RSU withholding: why 22% leaves you short
Reporting & Returns
Getting the forms right so you do not pay tax twice.
- · How to report RSU sales on your tax return
- · RSU tax return mistakes to avoid
- · Cost basis, Form 3921 and Form 3922
Timing & Life Events
The December decisions that set your April outcome.
- · Year-end tax planning for stock compensation
- · Stock comp checklist before December 31
- · What to do if your stock price drops after vesting
Job & Life Events
Offers, exits, IPOs and the QSBS exemption.
- · Stock options after a layoff
- · Negotiating equity in a job offer
- · The QSBS exemption explained
Glossary
Every equity comp term in one place, with one-line definitions.
Browse terms →Free calculators
Estimate federal, state, Social Security and Medicare withholding on a vest.
AMT calculatorSee whether an ISO exercise pushes you into alternative minimum tax.
ISO exercise cost calculatorTotal cash needed to exercise: strike cost plus estimated AMT.
83(b) deadline trackerEnter your grant or purchase date and get the exact 30-day filing deadline.