Typical Series A round size for AI / ML startups in Bay Area
Based on 29 Form D filings by Bay Area AI / ML issuers at Series A stage, filed Oct 2024 – Sep 2026. Updated monthly. Change any segment to compare.
The numbers
- Median Series A raise: $25M
- Middle half of rounds: $18.7M – $33M
- Filings in sample: 29
- Rounds under $1M: 0%
- Rounds over $5M: 93%
- Updated Sep 2026
Read this number carefully
Form D undercounts small SAFE rounds and rounds that rely on other exemptions. Treat the median as a ceiling for "typical", not a target.