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Most active investors · Oct 3, 2026 – Oct 9, 2026

Ranked by rounds participated in, from announcements in Oct 3, 2026 – Oct 9, 2026. Lead counts include only confirmed lead roles.

1

Andreessen Horowitz (a16z)Latest Oct 9

TypeSafe AI · $870M Series A Arena · $200M Series B

9rounds

4led

AI 3Fintech 3Healthtech 2

Series B 4, Seed 2, Series A 2, Series C+ 1

Oct 9, 2026

Details

New companies 8 · Follow-on 1

Stages: Series B 4, Seed 2, Series A 2, Series C+ 1

TypeSafe AI $870M Series A Arena $200M Series B Vesta $30M Series B

2

Sequoia CapitalLatest Oct 9

TypeSafe AI · $870M Series A Mecka · $60M Series B

3rounds

2led

AI 1Healthtech 1Robotics 1

Seed 1, Series A 1, Series B 1

Oct 9, 2026

Details

New companies 3 · Follow-on 0

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

TypeSafe AI $870M Series A Mecka $60M Series B Healthleap $8M Seed

3

M12Latest Oct 7

Mecka · $60M Series B Stuut · $52.5M Series B

3rounds

0led

AI 1Fintech 1Robotics 1

Series B 3

Oct 7, 2026

Details

New companies 3 · Follow-on 0

Stages: Series B 3

Mecka $60M Series B Stuut $52.5M Series B Nous Research $90M Series B

4

Y Combinator (YC)Latest Oct 7

Nous Research · $90M Series B Santé · $15M Series A

3rounds

0led

AI 1Enterprise software 1Healthtech 1

Series A 2, Series B 1

Oct 7, 2026

Details

New companies 3 · Follow-on 0

Stages: Series A 2, Series B 1

Nous Research $90M Series B Santé $15M Series A Vitalize $31M Series A

5

General CatalystLatest Oct 6

Minerva Humanoids · Undisclosed Pre-Seed Melius · $20M Series A

3rounds

2led

AI 1Media & gaming 1Robotics 1

Pre-seed 1, Seed 1, Series A 1

Oct 6, 2026

Details

New companies 2 · Follow-on 0

Stages: Pre-seed 1, Seed 1, Series A 1

Minerva Humanoids Undisclosed Pre-Seed Melius $20M Series A Melius $5M Seed

6

SV AngelLatest Oct 6

Tab · Undisclosed Undisclosed SafeWorld · $12.2M Seed

3rounds

0led

AI 1Hardware 1Robotics 1

Seed 2, Undisclosed 1

Oct 6, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 2, Undisclosed 1

Tab Undisclosed Undisclosed SafeWorld $12.2M Seed Ghost $11M Seed

7

Framework VenturesLatest Oct 9

Ultra Robotics · $50M Series A Mecka · $60M Series B

2rounds

1led

Robotics 2

Series A 1, Series B 1

Oct 9, 2026

Details

New companies 2 · Follow-on 0

Stages: Series A 1, Series B 1

Ultra Robotics $50M Series A Mecka $60M Series B

8

Cory LevyLatest Oct 8

Persona · $10M Undisclosed Ghost · $11M Seed

2rounds

0led

AI 1Hardware 1

Seed 1, Undisclosed 1

Oct 8, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 1, Undisclosed 1

Persona $10M Undisclosed Ghost $11M Seed

9

Khosla VenturesLatest Oct 8

Arena · $200M Series B Vinci · $250M Series B

2rounds

1led

AI 1Robotics 1

Series B 2

Oct 8, 2026

Details

New companies 2 · Follow-on 0

Stages: Series B 2

Arena $200M Series B Vinci $250M Series B

10

The House FundLatest Oct 8

Arena · $200M Series B Limited · $18.5M Seed

2rounds

0led

AI 1Fintech 1

Seed 1, Series B 1

Oct 8, 2026

Details

New companies 1 · Follow-on 1

Stages: Seed 1, Series B 1

Arena $200M Series B Limited $18.5M Seed

11

Union Square VenturesLatest Oct 8

Mana Battery · Undisclosed Seed financing (investment amount undisclosed)Nous Research · $90M Series B

2rounds

0led

AI 1Climate tech 1

Seed 1, Series B 1

Oct 8, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 1, Series B 1

Mana Battery Undisclosed Seed financing (investment amount undisclosed)Nous Research $90M Series B

12

Vine VenturesLatest Oct 8

Persona · $10M Undisclosed Melius · $20M Series A

2rounds

1led

AI 1Media & gaming 1

Series A 1, Undisclosed 1

Oct 8, 2026

Details

New companies 2 · Follow-on 0

Stages: Series A 1, Undisclosed 1

Persona $10M Undisclosed Melius $20M Series A

13

NVIDIALatest Oct 7

Mecka · $60M Series B Nous Research · $90M Series B

2rounds

0led

AI 1Robotics 1

Series B 2

Oct 7, 2026

Details

New companies 2 · Follow-on 0

Stages: Series B 2

Mecka $60M Series B Nous Research $90M Series B

14

SamsungLatest Oct 7

Mecka · $60M Series B Nous Research · $90M Series B

2rounds

0led

AI 1Robotics 1

Series B 2

Oct 7, 2026

Details

New companies 2 · Follow-on 0

Stages: Series B 2

Mecka $60M Series B Nous Research $90M Series B

15

BoxGroupLatest Oct 6

General Medicine · $120M Series B SafeWorld · $12.2M Seed

2rounds

0led

Healthtech 1Robotics 1

Seed 1, Series B 1

Oct 6, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 1, Series B 1

General Medicine $120M Series B SafeWorld $12.2M Seed

16

Norwest Venture PartnersLatest Oct 6

Vitalize · $31M Series A Beltic · Undisclosed Seed

2rounds

1led

Developer tools 1Healthtech 1

Seed 1, Series A 1

Oct 6, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 1, Series A 1

Vitalize $31M Series A Beltic Undisclosed Seed

17

DCVCLatest Oct 9

TypeSafe AI · $870M Series A

1rounds

0led

AI 1

Series A 1

Oct 9, 2026

Details

New companies 0 · Follow-on 1

Stages: Series A 1

TypeSafe AI $870M Series A

18

01 AdvisorsLatest Oct 8

Arena · $200M Series B

1rounds

0led

AI 1

Series B 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Series B 1

Arena $200M Series B

19

Acrew CapitalLatest Oct 8

Arena · $200M Series B

1rounds

0led

AI 1

Series B 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Series B 1

Arena $200M Series B

20

AMP PBCLatest Oct 8

Arena · $200M Series B

1rounds

0led

AI 1

Series B 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Series B 1

Arena $200M Series B

21

Apollo Global ManagementLatest Oct 8

Waymo · $5B Term loan

1rounds

0led

Mobility 1

Undisclosed 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Undisclosed 1

Waymo $5B Term loan

22

BlackstoneLatest Oct 8

Waymo · $5B Term loan

1rounds

1led

Mobility 1

Undisclosed 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Undisclosed 1

Waymo $5B Term loan

23

Blue Owl CapitalLatest Oct 8

Waymo · $5B Term loan

1rounds

0led

Mobility 1

Undisclosed 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Undisclosed 1

Waymo $5B Term loan

24

Buff Gold VenturesLatest Oct 8

Mana Battery · Undisclosed Seed financing (investment amount undisclosed)

1rounds

0led

Climate tech 1

Seed 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Mana Battery Undisclosed Seed financing (investment amount undisclosed)

25

Capital GroupLatest Oct 8

Waymo · $5B Term loan

1rounds

0led

Mobility 1

Undisclosed 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Undisclosed 1

Waymo $5B Term loan

26

Citi VenturesLatest Oct 8

Vesta · $30M Series B

1rounds

0led

Fintech 1

Series B 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Series B 1

Vesta $30M Series B

27

Collective GlobalLatest Oct 8

Persona · $10M Undisclosed

1rounds

0led

AI 1

Undisclosed 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Undisclosed 1

Persona $10M Undisclosed

28

Commonweal VenturesLatest Oct 8

Sharp Performance · $18M Series A

1rounds

0led

Healthtech 1

Series A 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Series A 1

Sharp Performance $18M Series A

29

Conversion CapitalLatest Oct 8

Vesta · $30M Series B

1rounds

1led

Fintech 1

Series B 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Series B 1

Vesta $30M Series B

30

Dell Technologies CapitalLatest Oct 8

Arena · $200M Series B

1rounds

0led

AI 1

Series B 1

Oct 8, 2026

Details

New companies 1 · Follow-on 0

Stages: Series B 1

Arena $200M Series B

“—” 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.