Typical seed round size for healthtech startups in Boston
Based on 20 Form D filings by Boston healthtech issuers at seed stage, filed Nov 2024 – Oct 2026. Updated monthly. Change any segment to compare.
The numbers
- Median seed raise: $2.2M
- Middle half of rounds: $798k – $4.4M
- Filings in sample: 20
- Rounds under $1M: 30%
- Rounds over $5M: 15%
- Updated Oct 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.
Compare segments
Healthtech · Seed · Bay Area ($2.6M)
Healthtech · Seed · New York ($2.6M)