PitchBook: Megadeals ($100M+) Captured 87.5% of US VC Funding in H1 2026; 2021-Vintage Firms Trade at 59.1% Discount

PitchBook's Q2 US VC Valuations report (published 10 August 2026) finds that megadeals ($100m+ rounds) accounted for 87.5% of US venture dollars in H1 2026, and companies last funded in 2021 trade at a 59.1% secondary discount.