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Winton Group’s Penumbra PEN Stock Holding History

Winton Group’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
2025
Q4 		– Sell
-940
Closed -$238K – 1069
2025
Q3 		$238K Sell
940
-3,526
-79% -$889K 0.01% 655
2025
Q2 		$1.15M Buy
4,466
+2,502
+127% +$681K 0.06% 387
2025
Q1 		$525K Sell
1,964
-436
-18% -$118K 0.03% 505
2024
Q4 		$570K Buy
+2,400
New +$546K 0.04% 447
2023
Q3 		– Sell
-2,231
Closed -$768K – 898
2023
Q2 		$768K Sell
2,231
-1,755
-44% -$539K 0.06% 200
2023
Q1 		$1.11M Buy
3,986
+373
+10% +$95.2K 0.07% 409
2022
Q4 		$804K Buy
+3,613
New +$706K 0.05% 483
2021
Q4 		– Sell
-6,196
Closed -$1.65M – 1298
2021
Q3 		$1.65M Buy
+6,196
New +$1.67M 0.09% 270
2021
Q1 		– Sell
-6,155
Closed -$1.08M – 1430
2020
Q4 		$1.08M Sell
6,155
-6,444
-51% -$1.41M 0.08% 367
2020
Q3 		$2.45M Sell
12,599
-5,300
-30% -$1.11M 0.08% 432
2020
Q2 		$3.2M Sell
17,899
-2,449
-12% -$425K 0.08% 418
2020
Q1 		$3.28M Sell
20,348
-4,711
-19% -$794K 0.09% 408
2019
Q4 		$4.12M Buy
25,059
+17,263
+221% +$2.75M 0.06% 540
2019
Q3 		$1.05M Buy
+7,796
New +$1.21M 0.01% 809
2019
Q2 		– Sell
-1,914
Closed -$281K – 1250
2019
Q1 		$281K Buy
1,914
+193
+11% +$27.6K 0.01% 820
2018
Q4 		$210K Sell
1,721
-464
-21% -$62.1K ﹤0.01% 791
2018
Q3 		$327K Sell
2,185
-419
-16% -$58.7K 0.01% 779
2018
Q2 		$360K Buy
2,604
+237
+10% +$33.7K 0.01% 758
2018
Q1 		$274K Buy
+2,367
New +$244K 0.01% 1011

Other funds holding PEN

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Winton Group's PEN Position: Q4 2025 in Review

Winton Group sold out of Penumbra (PEN) in Q4 2025, closing a stake of 940 shares — an estimated $238K sold.

Winton Group first reported a position in PEN in Q1 2018 and held it in 19 quarters. The position peaked at $4.12M in Q4 2019. 439 funds tracked by Wall St. Rank hold PEN as of Q4 2025.

  • Winton Group reported no remaining Penumbra position as of Q4 2025 after selling out during the quarter.
  • Winton Group sold 940 Penumbra shares in Q4 2025, an estimated $238K.
  • Winton Group first reported a position in Penumbra in Q1 2018 and held it in 19 quarters.
  • Winton Group's Penumbra position peaked at $4.12M in Q4 2019.
  • 439 funds tracked by Wall St. Rank held Penumbra as of Q4 2025.

Based on Winton Group's 13F filing for Q4 2025, filed 11 Feb 2026.