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Penumbra

480 hedge funds and large institutions have $11.1B invested in Penumbra in 2026 Q1 according to their latest regulatory filings, with 131 funds opening new positions, 148 increasing their positions, 140 reducing their positions, and 80 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

3% less capital invested

Capital invested by funds: $11.4B → $11.1B (-$330M)

7.72% less ownership

Funds ownership: 93.95%86.23% (-7.7%)

42% less call options, than puts

Call options by funds: $68.9M | Put options by funds: $118M

Holders
480
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
24
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$68.9M
Puts
$118M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
HF
151
HRT Financial
New York
$6.19M
WTA
152
Washington Trust Advisors
Massachusetts
$6.14M
AB
153
Amalgamated Bank
New York
$6.13M
NYLIM
154
New York Life Investment Management
New York
$6.08M
BGIM
155
Boussard & Gavaudan Investment Management
United Kingdom
$5.94M
HM
156
Harvest Management
New York
$5.91M
Simplex Trading
157
Simplex Trading
Illinois
$5.82M
State of Tennessee, Department of Treasury
158
State of Tennessee, Department of Treasury
Tennessee
$5.8M
Prudential Financial
159
Prudential Financial
New Jersey
$5.77M
TAM
160
Trillium Asset Management
Massachusetts
$5.76M
Franklin Resources
161
Franklin Resources
California
$5.7M
MFAM
162
Motley Fool Asset Management
Virginia
$5.65M
Barclays
163
Barclays
United Kingdom
$5.54M
PFSRSONJ
164
Police & Firemen's Retirement System of New Jersey
New Jersey
$5.35M
Treasurer of the State of North Carolina
165
Treasurer of the State of North Carolina
North Carolina
$5.33M
Skandinaviska Enskilda Banken (SEB)
166
Skandinaviska Enskilda Banken (SEB)
Sweden
$5.25M
VGA
167
Vanguard Global Advisers
Pennsylvania
$5.22M
MOACM
168
Mutual of America Capital Management
New York
$4.94M
CC
169
Centiva Capital
New York
$4.93M
Russell Investments Group
170
Russell Investments Group
United Kingdom
$4.84M
FIG
171
Fortress Investment Group
New York
$4.82M
Canada Pension Plan Investment Board
172
Canada Pension Plan Investment Board
Ontario, Canada
$4.76M
QCM
173
Quantinno Capital Management
New York
$4.48M
LNWTC
174
Laird Norton Wetherby Trust Company
Washington
$4.25M
AA
175
ABC Arbitrage
France
$4.23M