The National Venture Capital Association’s October 2025 update to its model stock purchase agreement didn’t make headlines outside the venture bar, but it quietly did something meaningful: it formally incorporated tranched financing mechanics into the model documents. That might sound like a technical tweak, but it’s actually a recognition of how common milestone-based investments have


investments, fundraising and exits all setting new highs. That according to the latest
companies, dollars raised by VC funds and dollar value of exits by VC-backed companies, according to the