KEROS THERAPEUTICS, INC.

PublicCIK: 1664710
KROSNASDAQ
Location

LEXINGTON, MA

13F Filings

Institutional Holders

KEROS THERAPEUTICS, INC.KROS— Latest position per institution from SEC 13F filings

15

Institutional holders

25.11M

Total shares held

431.27M

Estimated value

1.26M

Avg. position size

1

BLACKROCK, INC.

CIK 2012383

Shares

2.79M

Value

29.90M

Filed

Jun 30, 2026

2

BLACKROCK FINANCE, INC.

CIK 1364742

Shares

2.51M

Value

114.86M

Filed

Jun 30, 2024

3

WESTERN STANDARD LLC

CIK 1517666

Shares

2.19M

Value

34.64M

Filed

Sep 30, 2025

4

BRAIDWELL LP

CIK 1920938

Shares

1.89M

Value

29.99M

Filed

Dec 31, 2024

5

DARWIN GLOBAL MANAGEMENT, LTD.

CIK 1839209

Shares

1.69M

Value

26.71M

Filed

Dec 31, 2024

6

VANGUARD GROUP INC

CIK 102909

Shares

1.53M

Value

31.06M

Filed

Dec 31, 2025

7

TANG CAPITAL MANAGEMENT LLC

CIK 1232621

Shares

1.42M

Value

22.45M

Filed

Sep 30, 2025

8

NANTAHALA CAPITAL MANAGEMENT, LLC

CIK 1472322

Shares

1.41M

Value

15.09M

Filed

Jun 30, 2026

9

HOLOCENE ADVISORS, LP

CIK 1700574

Shares

1.20M

Value

19M

Filed

Dec 31, 2024

10

AQR CAPITAL MANAGEMENT LLC

CIK 1167557

Shares

967.86K

Value

10.36M

Filed

Jun 30, 2026

11

JEFFERIES FINANCIAL GROUP INC.

CIK 96223

Shares

866.74K

Value

13.72M

Filed

Dec 31, 2024

12

ALKEON CAPITAL MANAGEMENT LLC

CIK 1230239

Shares

850.51K

Value

13.46M

Filed

Sep 30, 2025

13

LOGOS GLOBAL MANAGEMENT LP

CIK 1792126

Shares

850K

Value

13.45M

Filed

Sep 30, 2025

14

VANGUARD CAPITAL MANAGEMENT LLC

CIK 2100119

Shares

833.60K

Value

8.92M

Filed

Jun 30, 2026

15

ORBIMED ADVISORS LLC

CIK 1055951

Shares

759.15K

Value

8.12M

Filed

Jun 30, 2026

16

MANGROVE PARTNERS IM, LLC

CIK 1535392

Shares

736.38K

Value

11.66M

Filed

Dec 31, 2024

17

FEDERATED HERMES, INC.

CIK 1056288

Shares

700.43K

Value

7.49M

Filed

Jun 30, 2026

18

VANGUARD PORTFOLIO MANAGEMENT LLC

CIK 2100121

Shares

652.63K

Value

6.98M

Filed

Jun 30, 2026

19

MACKENZIE FINANCIAL CORP

CIK 919859

Shares

628.44K

Value

6.72M

Filed

Jun 30, 2026

20

MADISON AVENUE PARTNERS, LP

CIK 1801265

Shares

626.58K

Value

6.70M

Filed

Jun 30, 2026

Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.