ACACIA RESEARCH CORP

PublicCIK: 934549
ACTGNASDAQ
Location

NEW YORK, NY

13F Filings

Institutional Holders

ACACIA RESEARCH CORPACTG— Latest position per institution from SEC 13F filings

15

Institutional holders

86.75M

Total shares held

402.54M

Estimated value

4.34M

Avg. position size

1

STARBOARD VALUE LP

CIK 1517137

Shares

61.12M

Value

284.84M

Filed

Jun 30, 2026

2

STATE STREET CORP

CIK 93751

Shares

3.17M

Value

14.76M

Filed

Jun 30, 2026

3

DIMENSIONAL FUND ADVISORS LP

CIK 354204

Shares

2.94M

Value

13.71M

Filed

Jun 30, 2026

4

BLACKROCK, INC.

CIK 2012383

Shares

2.60M

Value

12.10M

Filed

Jun 30, 2026

5

BLACKROCK FINANCE, INC.

CIK 1364742

Shares

2.55M

Value

12.77M

Filed

Jun 30, 2024

6

VANGUARD GROUP INC

CIK 102909

Shares

2.09M

Value

7.81M

Filed

Dec 31, 2025

7

VANGUARD CAPITAL MANAGEMENT LLC

CIK 2100119

Shares

1.49M

Value

6.92M

Filed

Jun 30, 2026

8

RENAISSANCE TECHNOLOGIES LLC

CIK 1037389

Shares

1.42M

Value

6.59M

Filed

Jun 30, 2026

9

KRILOGY FINANCIAL LLC

CIK 1659047

Shares

1.29M

Value

5.59M

Filed

Sep 30, 2026

10

GOLDMAN SACHS GROUP INC

CIK 886982

Shares

1.18M

Value

5.48M

Filed

Jun 30, 2026

11

PEAPOD LANE CAPITAL LLC

CIK 2050979

Shares

928.18K

Value

4M

Filed

Sep 30, 2026

12

GEODE CAPITAL MANAGEMENT, LLC

CIK 1214717

Shares

900.81K

Value

4.20M

Filed

Jun 30, 2026

13

PACIFIC RIDGE CAPITAL PARTNERS, LLC

CIK 1591546

Shares

810.96K

Value

3.78M

Filed

Jun 30, 2026

14

FORMIDABLE ASSET MANAGEMENT, LLC

CIK 1592613

Shares

793.14K

Value

3.74M

Filed

Jun 30, 2026

15

ROUMELL ASSET MANAGEMENT, LLC

CIK 1331693

Shares

727.46K

Value

3.64M

Filed

Jun 30, 2024

16

AMERICAN CENTURY COMPANIES INC

CIK 748054

Shares

693.31K

Value

3.23M

Filed

Jun 30, 2026

17

BRIDGEWAY CAPITAL MANAGEMENT, LLC

CIK 1107261

Shares

629.33K

Value

2.93M

Filed

Jun 30, 2026

18

AEGIS FINANCIAL CORP

CIK 1140753

Shares

491.09K

Value

2.29M

Filed

Jun 30, 2026

19

DIFESA CAPITAL MANAGEMENT, LP

CIK 1879240

Shares

473.05K

Value

1.97M

Filed

Jun 30, 2023

20

ACUITAS INVESTMENTS, LLC

CIK 1524828

Shares

472.57K

Value

2.20M

Filed

Sep 30, 2024

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