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Woodline Partners’s Penumbra PEN Stock Holding History

Woodline Partners’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 		$46.1M Sell
145,844
-95,753
-40% -$31M 0.14% 193
2026
Q1 		$79.3M Buy
241,597
+38,615
+19% +$13.1M 0.3% 66
2025
Q4 		$63.1M Buy
+202,982
New +$56.1M 0.24% 95
2025
Q2 		– Sell
-145,881
Closed -$39M – 1023
2025
Q1 		$39M Buy
145,881
+120,558
+476% +$32.6M 0.25% 122
2024
Q4 		$6.01M Buy
25,323
+20,218
+396% +$4.6M 0.04% 448
2024
Q3 		$992K Buy
+5,105
New +$965K 0.01% 508
2023
Q4 		– Sell
-43,752
Closed -$10.6M – 613
2023
Q3 		$10.6M Buy
43,752
+33,846
+342% +$9.4M 0.12% 216
2023
Q2 		$3.41M Buy
+9,906
New +$3.04M 0.04% 354
2023
Q1 		– Sell
-95,829
Closed -$21.3M – 749
2022
Q4 		$21.3M Buy
95,829
+36,321
+61% +$7.1M 0.29% 96
2022
Q3 		$11.3M Buy
+59,508
New +$9.55M 0.16% 184
2022
Q2 		– Sell
-58,345
Closed -$13M – 864
2022
Q1 		$13M Sell
58,345
-14,287
-20% -$3.17M 0.21% 145
2021
Q4 		$20.9M Buy
72,632
+42,638
+142% +$11.3M 0.3% 90
2021
Q3 		$7.99M Buy
29,994
+16,217
+118% +$4.36M 0.13% 189
2021
Q2 		$3.78M Sell
13,777
-15,034
-52% -$4.1M 0.07% 260
2021
Q1 		$7.8M Buy
+28,811
New +$7.44M 0.17% 150

Other funds holding PEN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $10.2B AUM 67.73% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ECM
ExodusPoint Capital Management New York $15.5B AUM 38.81% 1-Year Est. Return
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

Woodline Partners's PEN Position: Q2 2026 in Review

Woodline Partners reduced its Penumbra (PEN) stake by 40% in Q2 2026, selling an estimated $31M and leaving 145,844 shares worth $46.1M. The position accounts for 0.14% of the portfolio, ranked #193.

Woodline Partners first reported a position in PEN in Q1 2021 and has held it in 15 quarters since. The position peaked at $79.3M in Q1 2026. 451 funds tracked by Wall St. Rank hold PEN as of Q2 2026.

  • Woodline Partners held 145,844 shares of Penumbra worth $46.1M as of Q2 2026.
  • Woodline Partners sold 95,753 Penumbra shares in Q2 2026, an estimated $31M.
  • Penumbra made up 0.14% of Woodline Partners's portfolio in Q2 2026, its #193 holding.
  • Woodline Partners first reported a position in Penumbra in Q1 2021 and has held it in 15 quarters since.
  • Woodline Partners's Penumbra position peaked at $79.3M in Q1 2026.
  • 451 funds tracked by Wall St. Rank held Penumbra as of Q2 2026.

Based on Woodline Partners's 13F filing for Q2 2026, filed 14 Aug 2026.