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#founder-resources

Founder Resources

Financial resources and tools for startup founders

Section 1045 QSBS Rollover: How Founders Defer Capital Gains by Reinvesting Within 60 Days

Section 1045 lets non-corporate taxpayers defer capital gains from a QSBS sale by reinvesting proceeds into new qualifying small business stock within 60 days. After the 2025 OBBBA expansion (75M gross assets cap, tiered 50/75/100 percent exclusion at 3/4/5 years), the rollover can convert a missed Section 1202 exclusion into a deferred, and potentially excluded, gain.

Section 1244 Stock: How Failed Startup Investors Can Deduct Up to $100,000 as Ordinary Loss

Section 1244 of the Internal Revenue Code lets qualifying small business stock losses be deducted as ordinary losses up to $50,000 per year for single filers and $100,000 for joint filers, bypassing the $3,000 annual cap on capital losses. This guide covers the corporate and shareholder requirements, how to claim the loss on Form 4797, and the documentation traps that disqualify ordinary-loss claims.