Tomasz Tunguz Blog · 2025-06-13 · 356d

The Acquihire Wave: How the 2021 Seed Surge Will Reshape Tech M&A

The 49% jump in US software and AI seed funding in 2021 created a mismatch with Series A availability, reducing seed-to-Series A conversion rates by 86%. This oversupply of seed-stage companies mirrors 2015 conditions and will likely trigger a wave of acquihires—sub-$20M talent acquisitions—as incumbent companies seek AI expertise.

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Metrics in this report

Acquihire Deal Size

20$M

typical upper bound

talent acquisition deals

Post-Correction Seed Volume

3000number of rounds

approximate

US software & AI after 2021 peak

Seed Funding Volume 2021

4300number of rounds

peak

US software & AI sector

Seed Funding Volume Baseline

2900number of rounds

prior year

US software & AI sector

Seed-to-Series A Conversion Rate Decline

86%

reduction magnitude

seed funding cohort progression

Year-over-Year Seed Growth

49%

2021

US software & AI