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Penumbra
PEN

Overview Fund Activity

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, 141 increasing their positions, 130 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
417
Holders Change
+49
Holders Change %
+13.32%
% of All Funds
5.66%
Holding in Top 10
6
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+50%
% of All Funds
0.08%
New
93
Increased
141
Reduced
130
Closed
39
Calls
$95.8M
Puts
$15.9M
Net Calls
+$79.9M
Net Calls Change
+$25.8M

Top Buyers

1
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
+$153M
2
Holocene Advisors
Holocene Advisors
New York
+$105M
3
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
+$63.7M
4
Point72 Asset Management
Point72 Asset Management
Connecticut
+$43.7M
5
Los Angeles Capital Management
Los Angeles Capital Management
California
+$39.8M

Top Sellers

1
William Blair Investment Management
William Blair Investment Management
Illinois
-$210M
2
CIP
Champlain Investment Partners
Vermont
-$167M
3
Bank of America
Bank of America
North Carolina
-$37M
4
PAMP
Polar Asset Management Partners
Ontario, Canada
-$21.9M
5
ClearBridge Investments
ClearBridge Investments
New York
-$20.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
Axa
51
Axa
France
$27M -$2.27M -8,486 -8%
Adage Capital Partners
52
Adage Capital Partners
Massachusetts
$26.7M -$132K -495 -0.5%
Manulife (Manufacturers Life Insurance)
53
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$26.4M -$1.47M -5,501 -5%
First Trust Advisors
54
First Trust Advisors
Illinois
$25.9M +$14.7M +54,854 +131%
VOYA Investment Management
55
VOYA Investment Management
Georgia
$25.3M -$2.11M -7,895 -8%
Citigroup
56
Citigroup
New York
$24.1M +$18.1M +67,548 +298%
Fidelity International
57
Fidelity International
Bermuda
$23.9M +$7.37M +27,543 +45%
Principal Financial Group
58
Principal Financial Group
Iowa
$23.8M -$59.9K -224 -0.3%
CAM
59
Carret Asset Management
New York
$21.1M – – –
Public Employees Retirement Association of Colorado
60
Public Employees Retirement Association of Colorado
Colorado
$20.6M +$2.57M +9,600 +14%
DCM
61
Driehaus Capital Management
Illinois
$20.4M +$20.4M +76,278 New
CWM
62
Congress Wealth Management
Massachusetts
$19.5M -$1.89M -7,051 -9%
New York State Common Retirement Fund
63
New York State Common Retirement Fund
New York
$19.3M +$2.98M +11,143 +18%
CWG
64
C WorldWide Group
Denmark
$19.3M -$6.69M -25,000 -26%
Swiss National Bank
65
Swiss National Bank
Switzerland
$18.9M -$481K -1,800 -2%
Massachusetts Financial Services
66
Massachusetts Financial Services
Massachusetts
$18.7M -$12.7M -47,497 -40%
PCH
67
Polar Capital Holdings
United Kingdom
$17.2M +$183K +683 +1%
Legal & General Group
68
Legal & General Group
United Kingdom
$17.1M +$147K +549 +0.9%
NC
69
NZS Capital
Colorado
$17M -$217K -810 -1%
Envestnet Asset Management
70
Envestnet Asset Management
Illinois
$16.4M +$271K +1,014 +2%
California Public Employees Retirement System
71
California Public Employees Retirement System
California
$15.1M +$2.95M +11,034 +24%
Invesco
72
Invesco
Georgia
$13.7M +$426K +1,592 +3%
HFS
73
Hantz Financial Services
Michigan
$13.3M -$598K -2,238 -4%
FGP
74
Freestone Grove Partners
California
$13.2M +$13.2M +49,422 New
State of Wisconsin Investment Board
75
State of Wisconsin Investment Board
Wisconsin
$12.9M +$954K +3,568 +8%
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