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FormFactor

393 hedge funds and large institutions have $7.14B invested in FormFactor in 2026 Q1 according to their latest regulatory filings, with 104 funds opening new positions, 132 increasing their positions, 118 reducing their positions, and 40 closing their positions.

New
Increased
Maintained
Reduced
Closed

160% more first-time investments, than exits

New positions opened: 104 | Existing positions closed: 40

72% more call options, than puts

Call options by funds: $33.1M | Put options by funds: $19.3M

68% more capital invested

Capital invested by funds: $4.24B → $7.14B (+$2.9B)

17% more funds holding

Funds holding: 335393 (+58)

12% more repeat investments, than reductions

Existing positions increased: 132 | Existing positions reduced: 118

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

2.38% less ownership

Funds ownership: 98.08%95.7% (-2.4%)

Holders
393
Holders Change
+58
Holders Change %
+17.31%
% of All Funds
4.84%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
104
Increased
132
Reduced
118
Closed
40
Calls
$33.1M
Puts
$19.3M
Net Calls
+$13.8M
Net Calls Change
+$8.41M
Name Holding Trade Value Shares
Change
Change in
Stake
Two Sigma Investments
51
Two Sigma Investments
New York
$20.7M +$8.58M +99,703 +88%
RhumbLine Advisers
52
RhumbLine Advisers
Massachusetts
$19.9M +$54K +628 +0.3%
Citadel Advisors
53
Citadel Advisors
Florida
$19.5M +$677K +7,865 +4%
Federated Hermes
54
Federated Hermes
Pennsylvania
$19.4M +$14.2M +165,523 +473%
UBS Group
55
UBS Group
Switzerland
$19.4M -$7.14M -83,012 -29%
TI
56
Trexquant Investment
Connecticut
$18.5M +$8.93M +103,771 +119%
PA
57
Pinnacle Associates
New York
$18.4M -$4.32M -50,216 -21%
Legal & General Group
58
Legal & General Group
United Kingdom
$18M -$1.47M -17,067 -8%
Millennium Management
59
Millennium Management
New York
$17.5M +$8.48M +98,568 +120%
First Eagle Investment Management
60
First Eagle Investment Management
New York
$17.4M -$7.69M -89,374 -33%
Acadian Asset Management
61
Acadian Asset Management
Massachusetts
$16.7M +$8.98M +104,302 +154%
Man Group
62
Man Group
United Kingdom
$15.6M +$13.2M +153,495 +2,042%
Qube Research & Technologies (QRT)
63
Qube Research & Technologies (QRT)
United Kingdom
$15.6M +$13.8M +160,369 New
Deutsche Bank
64
Deutsche Bank
Germany
$15.5M -$4.98M -57,861 -27%
UBS AM
65
UBS AM
Illinois
$15.3M +$345K +4,006 +3%
Citigroup
66
Citigroup
New York
$15M +$11.3M +131,242 +561%
Swiss National Bank
67
Swiss National Bank
Switzerland
$14.9M +$112K +1,300 +0.9%
American Century Companies
68
American Century Companies
Missouri
$14.8M -$1.94M -22,491 -13%
KC
69
Kadensa Capital
Hong Kong
$14.3M +$12.7M +147,926 New
Tudor Investment Corp
70
Tudor Investment Corp
Connecticut
$13.7M +$7.79M +90,541 +178%
PCM
71
Peregrine Capital Management
Minnesota
$12.7M -$4.35M -50,494 -28%
BNP Paribas Financial Markets
72
BNP Paribas Financial Markets
France
$11.7M +$2.14M +24,894 +26%
California Public Employees Retirement System
73
California Public Employees Retirement System
California
$11.3M +$10.1M +116,977 New
Barclays
74
Barclays
United Kingdom
$10.6M -$1.12M -13,071 -11%
HF
75
HRT Financial
New York
$10M +$5.98M +69,477 +205%