Series A investors active this year
1,053 US Series A investors filed a new fund, deal vehicle or board seat with the SEC in the last 12 months, 294 (28%) of them in the last 90 days. The top home states are California (337), New York (159) and Massachusetts (92); the most common sectors are AI & ML (171), Healthcare (98) and B2B Software (97). For the 411 with a stated or estimated check size, the median range is $1M–$3.1M. Stage comes from the investor's own website where it says; otherwise from fund size and the rounds it has joined, with angels, syndicates and accelerators counted as pre-seed and seed.
Updated from SEC filings · How we build this list
How many Series A investors are investing right now?
1,053 filed a new fund, deal vehicle or board seat with the SEC in the last 12 months, 294 of them in the last 90 days.
How much do Series A investors typically invest?
The median estimated check is $1M–$3.1M, across 411 investors with a plausible estimate. Actual checks vary by round and lead role.
Where are Series A investors based?
Most are in California (337), New York (159) and Massachusetts (92).
What sectors do Series A investors back most?
AI & ML (171), Healthcare (98) and B2B Software (97) lead, by investors with recent activity in each.
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Rank them for me- Active Apr 2026
Crossroads Health VenturesVC firm · Indianapolis, IN
Seed, Series A · checks $1M–$3M (est.)
Biotech & PharmaHealthcare - Active Apr 2026
- Active Apr 2026
- Active Apr 2026
- Active Apr 2026
- Active Apr 2026
Traction Capital FocusVC firm · Minneapolis, MN
Seed, Series A · checks $600K–$1.8M (est.)
Sector focus not yet verified - Active Apr 2026
Seven Stars VenturesVC firm · San Francisco, CA
Pre-seed to Series A · checks $650K–$1.95M (est.)
AI & MLB2B Software - Active Apr 2026
- Active Apr 2026
- Active Mar 2026
- Active Mar 2026
111 West CapitalVC firm · Alpine, WY
Seed, Series A · checks $1.2M–$3.6M (est.)
B2B SoftwareHealthcare - Active Mar 2026
Oncology VenturesVC firm · Boca Raton, FL
Seed, Series A · checks $700K–$2.1M (est.)
Biotech & PharmaMedia, Gaming & CreatorDeveloper Tools - Active Mar 2026
Valley Capital PartnersVC firm · Pittsburg, PA
Seed, Series A · checks $1M–$3M (est.)
Sector focus not yet verified - Active Mar 2026
FPVVC firm · Jackson, WY
Series A, Series B · checks $4.42M–$13.3M (est.)
B2B SoftwareBiotech & Pharma - Active Mar 2026
Stage 2 CapitalSyndicate · Lincoln, MA
Pre-seed to Series A · checks $200K–$5M (est.)
B2B SoftwareAI & ML - Active Mar 2026
UbiquityVC firm · Palo Alto, CA
Pre-seed to Series A · checks $1M–$3M (est.)
B2B SoftwareSpaceClimate & EnergyDeep Tech - Active Mar 2026
- Active Mar 2026
SazzeVC firm · Burlingame, CA
Seed, Series A · checks $775K–$2.35M (est.)
Sector focus not yet verified - Active Mar 2026
NFX CapitalVC firm · San Francisco, CA
Pre-seed to Series B · checks $150K–$450K (est.)
Biotech & Pharma - Active Mar 2026
- Active Feb 2026
- Active Feb 2026
- Active Feb 2026
- Active Feb 2026
NVP CapitalVC firm · New York, NY
Seed, Series A · checks $800K–$2.4M (est.)
AI & MLMedia, Gaming & CreatorHealthcare - Active Feb 2026
Sentinel GlobalVC firm · San Francisco, CA
Seed, Series A · checks $650K–$1.9M (est.)
Media, Gaming & CreatorDeveloper Tools - Active Feb 2026
- Active Feb 2026
- Active Feb 2026
Cottonwood TechnologyVC firm · Santa Fe, NM
Pre-seed to Series A · checks $800K–$2.4M (est.)
B2B SoftwareBiotech & PharmaClimate & Energy - Active Feb 2026
- Active Feb 2026
Science VenturesVC firm · Vista, CA
Seed, Series A · checks $1M–$3M (est.)
Crypto & Web3Media, Gaming & Creator - Active Feb 2026
GTMfundVC firm · Scottsdale, AZ
Seed, Series A · checks $850K–$2.55M (est.)
Sector focus not yet verified - Active Feb 2026
- Active Jan 2026
- Active Jan 2026
- Active Jan 2026
- Active Jan 2026
- Active Jan 2026
- Active Jan 2026
- Active Jan 2026
Fin CapitalVC firm · San Francisco, CA
Seed to Series B · checks $1.5M–$4.5M (est.)
FintechB2B Software - Active Jan 2026