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FormFactor

332 hedge funds and large institutions have $4.24B invested in FormFactor in 2025 Q4 according to their latest regulatory filings, with 91 funds opening new positions, 100 increasing their positions, 107 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

20% more funds holding

Funds holding: 277332 (+55)

0.83% more ownership

Funds ownership: 97.24%98.07% (+0.83%)

7% less repeat investments, than reductions

Existing positions increased: 100 | Existing positions reduced: 107

Holders
332
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$9.24M
Puts
$3.85M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
AQR Capital Management
51
AQR Capital Management
Connecticut
$11.4M
RhumbLine Advisers
52
RhumbLine Advisers
Massachusetts
$11.4M
Connor, Clark & Lunn Investment Management (CC&L)
53
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$11.3M
Legal & General Group
54
Legal & General Group
United Kingdom
$11.3M
Citadel Advisors
55
Citadel Advisors
Florida
$10.8M
PCM
56
Peregrine Capital Management
Minnesota
$10.1M
SG Americas Securities
57
SG Americas Securities
New York
$9.79M
American Century Companies
58
American Century Companies
Missouri
$9.77M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
59
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$9.54M
Allspring Global Investments
60
Allspring Global Investments
North Carolina
$9.41M
UBS AM
61
UBS AM
Illinois
$8.58M
Swiss National Bank
62
Swiss National Bank
Switzerland
$8.48M
Raymond James Financial
63
Raymond James Financial
Florida
$7.79M
Prudential Financial
64
Prudential Financial
New Jersey
$7.56M
Barclays
65
Barclays
United Kingdom
$6.85M
Jane Street
66
Jane Street
New York
$6.61M
Two Sigma Investments
67
Two Sigma Investments
New York
$6.35M
HIM
68
Herald Investment Management
United Kingdom
$6.04M
BNP Paribas Financial Markets
69
BNP Paribas Financial Markets
France
$5.35M
MAM
70
Madison Asset Management
Wisconsin
$5.33M
Canada Life
71
Canada Life
Manitoba, Canada
$5.24M
SPS
72
Susquehanna Portfolio Strategies
Pennsylvania
$4.98M
TI
73
Trexquant Investment
Connecticut
$4.86M
PC
74
Pier Capital
Connecticut
$4.81M
ECM
75
ExodusPoint Capital Management
New York
$4.7M