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PDF Solutions

207 hedge funds and large institutions have $1.05B invested in PDF Solutions in 2026 Q1 according to their latest regulatory filings, with 41 funds opening new positions, 70 increasing their positions, 60 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

3.25% more ownership

Funds ownership: 77.44%80.69% (+3.3%)

14% less funds holding in top 10

Funds holding in top 10: 76 (-1)

68% less call options, than puts

Call options by funds: $379K | Put options by funds: $1.2M

Holders
207
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$379K
Puts
$1.2M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
California State Teachers Retirement System (CalSTRS)
76
California State Teachers Retirement System (CalSTRS)
California
$1M
GCP
77
GSA Capital Partners
United Kingdom
$994K
Canada Life
78
Canada Life
Manitoba, Canada
$820K
CAM
79
Crown Advisors Management
California
$817K
T. Rowe Price Associates
80
T. Rowe Price Associates
Maryland
$749K
CCIA
81
Campbell & Co Investment Adviser
Maryland
$723K
QCM
82
Quantinno Capital Management
New York
$708K
Thrivent Financial for Lutherans
83
Thrivent Financial for Lutherans
Minnesota
$699K
VAM
84
Vanguard Asset Management
$692K
Assenagon Asset Management
85
Assenagon Asset Management
Luxembourg
$671K
PCM
86
Penn Capital Management
Pennsylvania
$653K
N
87
Numerai
California
$640K
Federated Hermes
88
Federated Hermes
Pennsylvania
$631K
VA
89
Vident Advisory
Georgia
$628K
Man Group
90
Man Group
United Kingdom
$614K
MIM
91
MetLife Investment Management
New Jersey
$611K
XT
92
XTX Topco
Cayman Islands
$599K
CFO
93
CVA Family Office
Colorado
$581K
Wealth Enhancement Advisory Services
94
Wealth Enhancement Advisory Services
Minnesota
$570K
CP
95
CenterBook Partners
Connecticut
$569K
SOADOR
96
State of Alaska Department of Revenue
Alaska
$563K
Natixis Advisors
97
Natixis Advisors
Massachusetts
$557K
IMRF
98
Illinois Municipal Retirement Fund
Illinois
$536K
II
99
Inspire Investing
Idaho
$520K
SG Americas Securities
100
SG Americas Securities
New York
$496K