Most active investors · Jan 1, 2026 – Jan 31, 2026

Ranked by rounds participated in, from announcements in Jan 1, 2026 – Jan 31, 2026. Lead counts include only confirmed lead roles.

Y Combinator (YC)Latest Jan 29

Poetiq · $45.8M Seed BoldVoice · $21M Series A

13rounds

—led

AI 3Developer tools 2Fintech 2

Series A 8, Seed 3, Series B 1, Series C+ 1

Jan 29, 2026

Details

New companies 13 · Follow-on 0

Stages: Series A 8, Seed 3, Series B 1, Series C+ 1

Poetiq $45.8M Seed BoldVoice $21M Series A Emobi $3.4M Seed

LightspeedLatest Jan 29

MITO AI · $4.5M Pre-Seed Gyde · $60M Undisclosed

12rounds

—led

AI 6Fintech 3Developer tools 2

Series C+ 4, Series A 2, Series B 2, Undisclosed 2, Pre-seed 1, Seed 1

Jan 29, 2026

Details

New companies 12 · Follow-on 0

Stages: Series C+ 4, Series A 2, Series B 2, Undisclosed 2, Pre-seed 1, Seed 1

MITO AI $4.5M Pre-Seed Gyde $60M Undisclosed Fiddler AI $30M Series C

Alumni VenturesLatest Jan 28

BoldVoice · $21M Series A Nerd Apply · $3.2M Seed

11rounds

—led

AI 2Biotech 2Edtech 2

Seed 5, Series A 4, Series B 1, Series C+ 1

Jan 28, 2026

Details

New companies 11 · Follow-on 0

Stages: Seed 5, Series A 4, Series B 1, Series C+ 1

BoldVoice $21M Series A Nerd Apply $3.2M Seed Grid Aero $20M Series A

Andreessen Horowitz (a16z)Latest Jan 28

Decagon · $250M Series D Concourse · $12M Series A

8rounds

—led

AI 4Climate tech 1Enterprise software 1

Series A 5, Seed 1, Series C+ 1, Undisclosed 1

Jan 28, 2026

Details

New companies 8 · Follow-on 0

Stages: Series A 5, Seed 1, Series C+ 1, Undisclosed 1

Decagon $250M Series D Concourse $12M Series A Standard Nuclear $140M Series A

Sequoia CapitalLatest Jan 29

MITO AI · $4.5M Pre-Seed Flapping Airplanes · $180M Seed

6rounds

1led

AI 4Cybersecurity 1Healthtech 1

Series C+ 2, Pre-seed 1, Seed 1, Series A 1, Undisclosed 1

Jan 29, 2026

Details

New companies 6 · Follow-on 0

Stages: Series C+ 2, Pre-seed 1, Seed 1, Series A 1, Undisclosed 1

MITO AI $4.5M Pre-Seed Flapping Airplanes $180M Seed Ricursive Intelligence $300M Series A

GV (Google Ventures)Latest Jan 28

Flapping Airplanes · $180M Seed OpenEvidence · $250M Series D

6rounds

1led

Biotech 3AI 2Healthtech 1

Seed 2, Series C+ 2, Series A 1, Series B 1

Jan 28, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 2, Series C+ 2, Series A 1, Series B 1

Flapping Airplanes $180M Seed OpenEvidence $250M Series D Humans& $480M Seed

Bessemer Venture PartnersLatest Jan 26

Upwind Security · $250M Series B ClickHouse · $400M Series D

6rounds

—led

Cybersecurity 2Developer tools 2AI 1

Series C+ 4, Series A 1, Series B 1

Jan 26, 2026

Details

New companies 6 · Follow-on 0

Stages: Series C+ 4, Series A 1, Series B 1

Upwind Security $250M Series B ClickHouse $400M Series D Converge Bio $25M Series A

EclipseLatest Jan 30

VulcanForms · $220M Series D Cellares · $257M Series D

5rounds

—led

AI 1Biotech 1Climate tech 1

Series C+ 4, Seed 1

Jan 30, 2026

Details

New companies 5 · Follow-on 0

Stages: Series C+ 4, Seed 1

VulcanForms $220M Series D Cellares $257M Series D Redwood Materials $425M Series E

Fidelity Management & Research CompanyLatest Jan 21

Zipline · $600M Series B Wasabi Technologies · $70M Equity

5rounds

—led

Biotech 2AI 1Developer tools 1

Series B 2, Undisclosed 2, Series C+ 1

Jan 21, 2026

Details

New companies 5 · Follow-on 0

Stages: Series B 2, Undisclosed 2, Series C+ 1

Zipline $600M Series B Wasabi Technologies $70M Equity Mirador Therapeutics $250M Series B

AccelLatest Jan 28

Decagon · $250M Series D Higgsfield · $80M Series A+

4rounds

—led

Cybersecurity 2AI 1Enterprise software 1

Series A 2, Series C+ 2

Jan 28, 2026

Details

New companies 4 · Follow-on 0

Stages: Series A 2, Series C+ 2

Decagon $250M Series D Higgsfield $80M Series A+depthfirst $40M Series A

CRVLatest Jan 28

Outtake · $40M Series B Concourse · $12M Series A

4rounds

—led

AI 2Cybersecurity 1Fintech 1

Series A 2, Series B 1, Undisclosed 1

Jan 28, 2026

Details

New companies 4 · Follow-on 0

Stages: Series A 2, Series B 1, Undisclosed 1

Outtake $40M Series B Concourse $12M Series A Fulcrum $25M Seed+Series A

Index VenturesLatest Jan 28

Decagon · $250M Series D Flapping Airplanes · $180M Seed

4rounds

—led

AI 2Developer tools 1Enterprise software 1

Series C+ 3, Seed 1

Jan 28, 2026

Details

New companies 4 · Follow-on 0

Stages: Series C+ 3, Seed 1

Decagon $250M Series D Flapping Airplanes $180M Seed LiveKit $100M Series C

Insight PartnersLatest Jan 28

Slice Global Equity · $25M Series A Fiddler AI · $30M Series C

4rounds

—led

AI 1Climate tech 1Defense tech 1

Series C+ 2, Series A 1, Undisclosed 1

Jan 28, 2026

Details

New companies 4 · Follow-on 0

Stages: Series C+ 2, Series A 1, Undisclosed 1

Slice Global Equity $25M Series A Fiddler AI $30M Series C Klir $17.5M Series B+Credit Facility

NVenturesLatest Jan 28

Redwood Materials · $425M Series E Ricursive Intelligence · $300M Series A

4rounds

—led

AI 2Biotech 1Climate tech 1

Undisclosed 2, Series A 1, Series C+ 1

Jan 28, 2026

Details

New companies 4 · Follow-on 0

Stages: Undisclosed 2, Series A 1, Series C+ 1

Redwood Materials $425M Series E Ricursive Intelligence $300M Series A Skild AI $1.4B Undisclosed

Janus Henderson InvestorsLatest Jan 27

TRex Bio · $50M Undisclosed Think Bioscience · $55M Series A

4rounds

—led

Biotech 4

Series A 2, Series C+ 1, Undisclosed 1

Jan 27, 2026

Details

New companies 4 · Follow-on 0

Stages: Series A 2, Series C+ 1, Undisclosed 1

TRex Bio $50M Undisclosed Think Bioscience $55M Series A Caldera Therapeutics $37.5M Series A1

Qualcomm VenturesLatest Jan 27

SpotDraft · $8M Series B+Upscale AI · $200M Series A

4rounds

—led

AI 1Cybersecurity 1Enterprise software 1

Series B 2, Series A 1, Undisclosed 1

Jan 27, 2026

Details

New companies 4 · Follow-on 0

Stages: Series B 2, Series A 1, Undisclosed 1

SpotDraft $8M Series B+Upscale AI $200M Series A Ethernovia $90M Series B

General CatalystLatest Jan 21

Zarminali Pediatrics · $110M Series A Onebrief · $200M Series D

4rounds

—led

Defense tech 2Biotech 1Healthtech 1

Series A 2, Series C+ 2

Jan 21, 2026

Details

New companies 4 · Follow-on 0

Stages: Series A 2, Series C+ 2

Zarminali Pediatrics $110M Series A Onebrief $200M Series D Valinor Enterprises $54M Series A

Khosla VenturesLatest Jan 20

Formulary Financial · $4.6M Seed Emergent · $70M Series B

4rounds

—led

Developer tools 2Fintech 1Healthtech 1

Series B 2, Seed 1, Series C+ 1

Jan 20, 2026

Details

New companies 4 · Follow-on 0

Stages: Series B 2, Seed 1, Series C+ 1

Formulary Financial $4.6M Seed Emergent $70M Series B ClickHouse $400M Series D

1789 CapitalLatest Jan 30

VulcanForms · $220M Series D Skild AI · $1.4B Undisclosed

3rounds

—led

Industrial tech 2AI 1

Undisclosed 2, Series C+ 1

Jan 30, 2026

Details

New companies 3 · Follow-on 0

Stages: Undisclosed 2, Series C+ 1

VulcanForms $220M Series D Skild AI $1.4B Undisclosed Hadrian Undisclosed Undisclosed

Coinbase VenturesLatest Jan 29

Doppler · $9M Seed Mesh · $75M Series C

3rounds

—led

Fintech 3

Seed 1, Series A 1, Series C+ 1

Jan 29, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 1, Series A 1, Series C+ 1

Doppler $9M Seed Mesh $75M Series C Project Eleven $20M Series A

Labcorp Venture FundLatest Jan 29

Prenosis · $20M Series A BIOMAKERS · $8M Undisclosed

3rounds

—led

Biotech 2Healthtech 1

Undisclosed 2, Series A 1

Jan 29, 2026

Details

New companies 3 · Follow-on 0

Stages: Undisclosed 2, Series A 1

Prenosis $20M Series A BIOMAKERS $8M Undisclosed IMVARIA Undisclosed Strategic

Optum VenturesLatest Jan 29

Indigo · $50M Undisclosed Gyde · $60M Undisclosed

3rounds

—led

Fintech 2AI 1

Undisclosed 2, Series A 1

Jan 29, 2026

Details

New companies 3 · Follow-on 0

Stages: Undisclosed 2, Series A 1

Indigo $50M Undisclosed Gyde $60M Undisclosed RISA Labs $11.1M Series A

VariantLatest Jan 29

Doppler · $9M Seed Tenbin Labs · $7M Seed

3rounds

—led

Fintech 3

Seed 2, Series A 1

Jan 29, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 2, Series A 1

Doppler $9M Seed Tenbin Labs $7M Seed Project Eleven $20M Series A

FlybridgeLatest Jan 28

BoldVoice · $21M Series A Limy · $10M Seed

3rounds

—led

Biotech 1Edtech 1Enterprise software 1

Seed 2, Series A 1

Jan 28, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 2, Series A 1

BoldVoice $21M Series A Limy $10M Seed PraxisPro $6M Seed

GaingelsLatest Jan 28

Emobi · $3.4M Seed Neurophos · $110M Series A

3rounds

—led

AI 1Industrial tech 1Mobility 1

Seed 1, Series A 1, Series B 1

Jan 28, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 1, Series A 1, Series B 1

Emobi $3.4M Seed Neurophos $110M Series A Cambium $100M Series B

ICONIQLatest Jan 28

Outtake · $40M Series B OpenEvidence · $250M Series D

3rounds

—led

Cybersecurity 1Fintech 1Healthtech 1

Series C+ 2, Series B 1

Jan 28, 2026

Details

New companies 3 · Follow-on 0

Stages: Series C+ 2, Series B 1

Outtake $40M Series B OpenEvidence $250M Series D Rain $250M Series C

Johnson & Johnson Innovation – JJDCLatest Jan 27

TRex Bio · $50M Undisclosed Resolve M Therapeutics · Undisclosed Undisclosed

3rounds

—led

Biotech 3

Undisclosed 2, Series B 1

Jan 27, 2026

Details

New companies 3 · Follow-on 0

Stages: Undisclosed 2, Series B 1

TRex Bio $50M Undisclosed Resolve M Therapeutics Undisclosed Undisclosed EpiBiologics $107M Series B

Lux CapitalLatest Jan 27

Fiddler AI · $30M Series C Mendra · $82M Series A

3rounds

—led

AI 1Biotech 1Industrial tech 1

Series A 1, Series C+ 1, Undisclosed 1

Jan 27, 2026

Details

New companies 3 · Follow-on 0

Stages: Series A 1, Series C+ 1, Undisclosed 1

Fiddler AI $30M Series C Mendra $82M Series A Hadrian Undisclosed Undisclosed

AVPLatest Jan 26

Tradespace · $15M Series A Defense Unicorns · $136M Series B

3rounds

—led

AI 1Defense tech 1Enterprise software 1

Series A 1, Series B 1, Series C+ 1

Jan 26, 2026

Details

New companies 3 · Follow-on 0

Stages: Series A 1, Series B 1, Series C+ 1

Tradespace $15M Series A Defense Unicorns $136M Series B Deepgram $130M Series C

FelicisLatest Jan 26

Ricursive Intelligence · $300M Series A Skild AI · $1.4B Undisclosed

3rounds

—led

AI 3

Series A 2, Undisclosed 1

Jan 26, 2026

Details

New companies 3 · Follow-on 0

Stages: Series A 2, Undisclosed 1

Ricursive Intelligence $300M Series A Skild AI $1.4B Undisclosed Arena $150M Series A

“—” in Led means every role for that investor in this period is undisclosed; it does not mean zero leads. New companies counts the first participation in a company in our records; follow-on counts later participation.