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FormFactor
FORM

Overview Fund Activity

275 hedge funds and large institutions have $2.14B invested in FormFactor in 2025 Q1 according to their latest regulatory filings, with 41 funds opening new positions, 106 increasing their positions, 89 reducing their positions, and 61 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
275
Holders Change
-24
Holders Change %
-8.03%
% of All Funds
3.74%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
41
Increased
106
Reduced
89
Closed
61
Calls
$11M
Puts
$4.16M
Net Calls
+$6.88M
Net Calls Change
-$15M

Top Buyers

1
Westfield Capital Management
Westfield Capital Management
Massachusetts
+$25.8M
2
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
+$25.1M
3
RP
Reinhart Partners
Wisconsin
+$20.1M
4
Select Equity Group
Select Equity Group
New York
+$8.03M
5
PCMI
Paradigm Capital Management Inc
New York
+$7.29M

Top Sellers

1
Wellington Management Group
Wellington Management Group
Massachusetts
-$51M
2
TCM
TimesSquare Capital Management
New York
-$25.7M
3
OAM
Oberweis Asset Management
Illinois
-$14.8M
4
BlackRock
BlackRock
New York
-$12.9M
5
Franklin Resources
Franklin Resources
California
-$11M
Name Holding Trade Value Shares
Change 		Shares
Change %
UBS Group
51
UBS Group
Switzerland
$5.56M +$1.32M +46,560 +31%
SI
52
Sora Investors
Pennsylvania
$5.49M -$4.55M -160,840 -45%
Qube Research & Technologies (QRT)
53
Qube Research & Technologies (QRT)
United Kingdom
$5.22M -$329K -11,643 -6%
CSS
54
Cubist Systematic Strategies
Connecticut
$5.13M +$5.13M +181,292 New
UBS AM
55
UBS AM
Illinois
$4.92M +$266K +9,394 +6%
Deutsche Bank
56
Deutsche Bank
Germany
$4.91M +$1.1M +38,718 +29%
Assenagon Asset Management
57
Assenagon Asset Management
Luxembourg
$4.71M -$2.39M -84,564 -34%
Fisher Asset Management
58
Fisher Asset Management
Washington
$4.53M -$213K -7,523 -4%
Connor, Clark & Lunn Investment Management (CC&L)
59
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$4.46M +$1.71M +60,388 +62%
TC
60
TwinBeech Capital
New York
$4.36M +$4.36M +154,070 New
Swiss National Bank
61
Swiss National Bank
Switzerland
$4.25M -$59.4K -2,100 -1%
MAM
62
Madison Asset Management
Wisconsin
$4.21M +$1.23M +43,373 +41%
Two Sigma Investments
63
Two Sigma Investments
New York
$3.89M +$2.21M +78,295 +132%
Voloridge Investment Management
64
Voloridge Investment Management
Florida
$3.86M +$3.86M +136,342 New
BNP Paribas Financial Markets
65
BNP Paribas Financial Markets
France
$3.79M +$3.35M +118,470 +764%
Susquehanna International Group
66
Susquehanna International Group
Pennsylvania
$3.42M +$39.3K +1,390 +1%
MCP
67
Mirador Capital Partners
California
$3.4M +$269K +9,494 +9%
HIM
68
Herald Investment Management
United Kingdom
$3.35M – – –
MAM
69
Montanaro Asset Management
United Kingdom
$3.24M -$18.7K -660 -0.6%
Citigroup
70
Citigroup
New York
$3.19M -$70.5K -2,491 -2%
Barclays
71
Barclays
United Kingdom
$3.07M -$1.15M -40,504 -27%
Squarepoint
72
Squarepoint
New York
$3.03M +$1.7M +60,175 +129%
HCA
73
Harbor Capital Advisors
Illinois
$2.97M +$1.54M +54,358 +107%
SFI
74
Susquehanna Fundamental Investments
Pennsylvania
$2.8M +$1.83M +64,811 +190%
California Public Employees Retirement System
75
California Public Employees Retirement System
California
$2.66M -$972K -34,347 -27%
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