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Penumbra

417 hedge funds and large institutions have $9.28B invested in Penumbra in 2025 Q1 according to their latest regulatory filings, with 93 funds opening new positions, 142 increasing their positions, 130 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more funds holding

Funds holding:

12% more capital invested

Capital invested by funds: $8.3B → $9.28B (+$984M)

9% more repeat investments, than reductions

Existing positions increased: 142 | Existing positions reduced: 130

0.91% less ownership

Funds ownership: 90.97%90.07% (-0.91%)

Holders
417
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
$95.8M
Puts
$15.9M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
P8IP
126
Pier 88 Investment Partners
California
$4.14M
CM
127
Castleark Management
Illinois
$4.08M
TC
128
TwinBeech Capital
New York
$4.06M
PP
129
PDT Partners
New York
$4.03M
EI
130
EAM Investors
California
$3.99M
YCM
131
Yousif Capital Management
Michigan
$3.64M
PFSRSONJ
132
Police & Firemen's Retirement System of New Jersey
New Jersey
$3.56M
Commonwealth Equity Services
133
Commonwealth Equity Services
Massachusetts
$3.5M
Ensign Peak Advisors
134
Ensign Peak Advisors
Utah
$3.46M
Calamos Advisors
135
Calamos Advisors
Illinois
$3.45M
US Bancorp
136
US Bancorp
Minnesota
$3.31M
State of New Jersey Common Pension Fund D
137
State of New Jersey Common Pension Fund D
New Jersey
$3.31M
RA
138
Rational Advisors
New York
$3.26M
LTAS
139
Linden Thomas Advisory Services
North Carolina
$3.11M
Comerica Bank
140
Comerica Bank
Texas
$3.1M
Twin Tree Management
141
Twin Tree Management
Texas
$2.98M
LSERS
142
Louisiana State Employees Retirement System
Louisiana
$2.89M
TFS
143
Thoroughbred Financial Services
Tennessee
$2.88M
Teacher Retirement System of Texas
144
Teacher Retirement System of Texas
Texas
$2.88M
Mitsubishi UFJ Asset Management
145
Mitsubishi UFJ Asset Management
Japan
$2.85M
Handelsbanken Fonder
146
Handelsbanken Fonder
Sweden
$2.82M
Man Group
147
Man Group
United Kingdom
$2.81M
ASRS
148
Arizona State Retirement System
Arizona
$2.8M
MFAM
149
Motley Fool Asset Management
Virginia
$2.77M
BAMCO Inc
150
BAMCO Inc
New York
$2.67M