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Penumbra

446 hedge funds and large institutions have $9.18B invested in Penumbra in 2025 Q2 according to their latest regulatory filings, with 85 funds opening new positions, 168 increasing their positions, 139 reducing their positions, and 51 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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

2.34% more ownership

Funds ownership: 90.07%92.41% (+2.3%)

1% less capital invested

Capital invested by funds: $9.28B → $9.18B (-$98.5M)

50% less funds holding in top 10

Funds holding in top 10: 63 (-3)

Holders
446
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$73.2M
Puts
$14.5M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
OHWP
101
Oak Harbor Wealth Partners
North Carolina
$8.42M
PA
102
Perceptive Advisors
New York
$8.42M
Jane Street
103
Jane Street
New York
$8.33M
EGM
104
Engineers Gate Manager
New York
$8.22M
MF
105
Magnetar Financial
Illinois
$8.12M
CSS
106
Cubist Systematic Strategies
Connecticut
$8.1M
CFG
107
Citizens Financial Group
Rhode Island
$8M
Raymond James Financial
108
Raymond James Financial
Florida
$7.68M
Barclays
109
Barclays
United Kingdom
$7.55M
Macquarie Group
110
Macquarie Group
Australia
$7.54M
LPL Financial
111
LPL Financial
California
$7.31M
Ohio Public Employees Retirement System (OPERS)
112
Ohio Public Employees Retirement System (OPERS)
Ohio
$7.15M
Primecap Management
113
Primecap Management
California
$7.04M
Canada Life
114
Canada Life
Manitoba, Canada
$6.85M
Russell Investments Group
115
Russell Investments Group
United Kingdom
$6.83M
LNWWM
116
Laird Norton Wetherby Wealth Management
California
$6.64M
TPSF
117
Texas Permanent School Fund
Texas
$6.58M
Janney Montgomery Scott
118
Janney Montgomery Scott
Pennsylvania
$6.35M
CM
119
Castleark Management
Illinois
$6.31M
WSFS
120
Wilmington Savings Fund Society
Delaware
$6.16M
MIM
121
MetLife Investment Management
New Jersey
$5.78M
QCM
122
Quantinno Capital Management
New York
$5.64M
YIH
123
Y-Intercept (HK)
Hong Kong
$5.6M
RPAM
124
Rhenman & Partners Asset Management
Sweden
$5.52M
TAM
125
Trillium Asset Management
Massachusetts
$5.44M