Hudson Bay Capital Management
PEN icon

Hudson Bay Capital Management’s Penumbra PEN Stock Holding History

Hudson Bay Capital Management’s Portfolio PEN Stock Details PEN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$64.1M Sell
203,138
-145,900
-42% -$47.3M 0.17% 108
2026
Q1 		$115M Buy
+349,038
New +$118M 0.4% 53

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HI
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Vanguard Portfolio Management
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State Street
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ECM
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Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Hudson Bay Capital Management's PEN Position: Q2 2026 in Review

Hudson Bay Capital Management reduced its Penumbra (PEN) stake by 42% in Q2 2026, selling an estimated $47.3M and leaving 203,138 shares worth $64.1M. The position accounts for 0.17% of the portfolio, ranked #108.

Hudson Bay Capital Management first reported a position in PEN in Q1 2026 and has held it in 2 quarters since. The position peaked at $115M in Q1 2026. 451 funds tracked by Wall St. Rank hold PEN as of Q2 2026.

  • Hudson Bay Capital Management held 203,138 shares of Penumbra worth $64.1M as of Q2 2026.
  • Hudson Bay Capital Management sold 145,900 Penumbra shares in Q2 2026, an estimated $47.3M.
  • Penumbra made up 0.17% of Hudson Bay Capital Management's portfolio in Q2 2026, its #108 holding.
  • Hudson Bay Capital Management first reported a position in Penumbra in Q1 2026 and has held it in 2 quarters since.
  • Hudson Bay Capital Management's Penumbra position peaked at $115M in Q1 2026.
  • 451 funds tracked by Wall St. Rank held Penumbra as of Q2 2026.

Based on Hudson Bay Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.