FORMFACTOR INC

PublicCIK: 1039399
FORMNASDAQ
Location

LIVERMORE, CA

13F Filings

Institutional Holders

FORMFACTOR INCFORM— Latest position per institution from SEC 13F filings

15

Institutional holders

73.31M

Total shares held

6.09B

Estimated value

3.67M

Avg. position size

1

BLACKROCK, INC.

CIK 2012383

Shares

12.25M

Value

1.19B

Filed

Mar 31, 2026

2

BLACKROCK FINANCE, INC.

CIK 1364742

Shares

11.73M

Value

709.98M

Filed

Jun 30, 2024

3

VANGUARD GROUP INC

CIK 102909

Shares

10.22M

Value

570.16M

Filed

Dec 31, 2025

4

VANGUARD PORTFOLIO MANAGEMENT LLC

CIK 2100121

Shares

5.88M

Value

570.30M

Filed

Mar 31, 2026

5

EARNEST PARTNERS LLC

CIK 1102578

Shares

4.88M

Value

472.84M

Filed

Mar 31, 2026

6

VANGUARD CAPITAL MANAGEMENT LLC

CIK 2100119

Shares

3.47M

Value

336.80M

Filed

Mar 31, 2026

7

STATE STREET CORP

CIK 93751

Shares

2.93M

Value

284M

Filed

Mar 31, 2026

8

BANK OF AMERICA CORP /DE/

CIK 70858

Shares

2.48M

Value

240.64M

Filed

Mar 31, 2026

9

POLAR CAPITAL HOLDINGS PLC

CIK 1837309

Shares

2.29M

Value

222.33M

Filed

Mar 31, 2026

10

ALLIANCEBERNSTEIN L.P.

CIK 1109448

Shares

2.23M

Value

124.47M

Filed

Mar 31, 2026

11

GEODE CAPITAL MANAGEMENT, LLC

CIK 1214717

Shares

2.19M

Value

212.23M

Filed

Mar 31, 2026

12

PRIMECAP MANAGEMENT CO/CA/

CIK 763212

Shares

1.79M

Value

173.48M

Filed

Mar 31, 2026

13

SEI INVESTMENTS CO

CIK 350894

Shares

1.68M

Value

163.17M

Filed

Mar 31, 2026

14

HOOD RIVER CAPITAL MANAGEMENT LLC

CIK 1578177

Shares

1.63M

Value

74.81M

Filed

Sep 30, 2024

15

DIMENSIONAL FUND ADVISORS LP

CIK 354204

Shares

1.41M

Value

136.94M

Filed

Mar 31, 2026

16

AMERIPRISE FINANCIAL INC

CIK 820027

Shares

1.40M

Value

136.21M

Filed

Mar 31, 2026

17

MORGAN STANLEY

CIK 895421

Shares

1.31M

Value

126.95M

Filed

Mar 31, 2026

18

INVESCO LTD.

CIK 914208

Shares

1.24M

Value

120.11M

Filed

Mar 31, 2026

19

REINHART PARTNERS, LLC.

CIK 1080298

Shares

1.16M

Value

112.48M

Filed

Mar 31, 2026

20

FULLER & THALER ASSET MANAGEMENT, INC.

CIK 1082327

Shares

1.14M

Value

110.31M

Filed

Mar 31, 2026

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