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Penumbra
482 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, 149 increasing their positions, 141 reducing their positions, and 79 closing their positions.
New
Increased
Maintained
Reduced
Closed
300% more funds holding in top 10
Funds holding in top 10: 6 → 24 (+18)
66% more first-time investments, than exits
New positions opened: 131 | Existing positions closed: 79
10% more funds holding
Funds holding: 438 → 482 (+44)
6% more repeat investments, than reductions
Existing positions increased: 149 | Existing positions reduced: 141
3% less capital invested
Capital invested by funds: $11.4B → $11.1B (-$328M)
7.7% less ownership
Funds ownership: 93.95% → 86.25% (-7.7%)
42% less call options, than puts
Call options by funds: $68.9M | Put options by funds: $118M
Holders
482
Holders Change
+44
Holders Change %
+10.05%
% of All Funds
5.94%
Holding in Top 10
24
Holding in Top 10 Change
+18
Holding in Top 10 Change %
+300%
% of All Funds
0.3%
New
131
Increased
149
Reduced
141
Closed
79
Calls
$68.9M
Puts
$118M
Net Calls
-$49.3M
Net Calls Change
-$87.8M
Top Buyers
| 1 |
HI
HBK Investments
Dallas,
Texas
|
+$553M |
| 2 |
Balyasny Asset Management
Chicago,
Illinois
|
+$203M |
| 3 |
Citigroup
New York
|
+$194M |
| 4 |
WA
Whitebox Advisors
Minneapolis,
Minnesota
|
+$151M |
| 5 |
ECM
ExodusPoint Capital Management
New York
|
+$150M |
Top Sellers
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
-$1.57B |
| 2 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$543M |
| 3 |
RI
RTW Investments
New York
|
-$269M |
| 4 |
Citadel Advisors
Miami,
Florida
|
-$267M |
| 5 |
ClearBridge Investments
New York
|
-$201M |