ORION GROUP HOLDINGS INC

PublicCIK: 1402829
ORNNYSE
Location

Houston, TX

13F Filings

Institutional Holders

ORION GROUP HOLDINGS INCORN— Latest position per institution from SEC 13F filings

15

Institutional holders

27.74M

Total shares held

421.46M

Estimated value

1.39M

Avg. position size

1

BRANDES INVESTMENT PARTNERS, LP

CIK 1015079

Shares

4.91M

Value

82.66M

Filed

Jun 30, 2026

2

BLACKROCK, INC.

CIK 2012383

Shares

3.01M

Value

50.59M

Filed

Jun 30, 2026

3

BLACKROCK FINANCE, INC.

CIK 1364742

Shares

2.13M

Value

20.30M

Filed

Jun 30, 2024

4

VANGUARD GROUP INC

CIK 102909

Shares

2.11M

Value

20.96M

Filed

Dec 31, 2025

5

WASATCH ADVISORS LP

CIK 814133

Shares

2.01M

Value

33.88M

Filed

Jun 30, 2026

6

VANGUARD CAPITAL MANAGEMENT LLC

CIK 2100119

Shares

1.70M

Value

28.52M

Filed

Jun 30, 2026

7

ROYCE & ASSOCIATES LP

CIK 906304

Shares

1.60M

Value

26.93M

Filed

Jun 30, 2026

8

DIMENSIONAL FUND ADVISORS LP

CIK 354204

Shares

1.48M

Value

24.86M

Filed

Jun 30, 2026

9

GENDELL JEFFREY L

CIK 1056581

Shares

1.10M

Value

18.57M

Filed

Jun 30, 2026

10

NEXT CENTURY GROWTH INVESTORS LLC

CIK 1134007

Shares

988.55K

Value

16.63M

Filed

Jun 30, 2026

11

GEODE CAPITAL MANAGEMENT, LLC

CIK 1214717

Shares

976.12K

Value

16.42M

Filed

Jun 30, 2026

12

GRACE & WHITE INC /NY

CIK 903064

Shares

812.72K

Value

13.67M

Filed

Jun 30, 2026

13

STATE STREET CORP

CIK 93751

Shares

784.85K

Value

13.20M

Filed

Jun 30, 2026

14

CITADEL ADVISORS LLC

CIK 1423053

Shares

693.40K

Value

11.66M

Filed

Jun 30, 2026

15

SILVERCREST ASSET MANAGEMENT GROUP LLC

CIK 1232395

Shares

683.22K

Value

11.49M

Filed

Jun 30, 2026

16

KENNEDY CAPITAL MANAGEMENT LLC

CIK 884589

Shares

677.13K

Value

11.39M

Filed

Jun 30, 2026

17

GRANAHAN INVESTMENT MANAGEMENT, LLC

CIK 1026710

Shares

536.98K

Value

3.10M

Filed

Sep 30, 2024

18

FIRST WILSHIRE SECURITIES MANAGEMENT INC

CIK 732847

Shares

518.88K

Value

8.73M

Filed

Jun 30, 2026

19

ACUITAS INVESTMENTS, LLC

CIK 1524828

Shares

508.13K

Value

4.23M

Filed

Sep 30, 2025

20

ALYESKA INVESTMENT GROUP, L.P.

CIK 1453072

Shares

500K

Value

3.67M

Filed

Dec 31, 2024

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