Polar Asset Management Partners’s Penumbra PEN Stock Holding History

Polar Asset Management 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	$1.93M	Sell	6,112 -888	-13%	-$288K	0.03%	432
2026 Q1	$2.3M	Buy	+7,000	New	+$2.37M	0.05%	329
2025 Q3	–	Sell	-101,200	Closed	-$26M	–	776
2025 Q2	$26M	Buy	101,200 +60,941	+151%	+$16.6M	0.41%	33
2025 Q1	$10.8M	Sell	40,259 -81,867	-67%	-$22.1M	0.25%	99
2024 Q4	$29M	Buy	122,126 +11,605	+11%	+$2.64M	0.34%	60
2024 Q3	$21.5M	Buy	+110,521	New	+$20.9M	0.45%	46
2024 Q2	–	Sell	-14,761	Closed	-$3.29M	–	800
2024 Q1	$3.29M	Buy	14,761 +2,793	+23%	+$690K	0.06%	287
2023 Q4	$3.01M	Sell	11,968 -139,000	-92%	-$30.7M	0.05%	312
2023 Q3	$36.5M	Sell	150,968 -58,271	-28%	-$16.2M	0.81%	21
2023 Q2	$72M	Sell	209,239 -36,900	-15%	-$11.3M	1.29%	7
2023 Q1	$68.6M	Buy	246,139 +59,400	+32%	+$15.2M	1.04%	9
2022 Q4	$41.5M	Buy	186,739 +97,400	+109%	+$19M	0.51%	20
2022 Q3	$16.9M	Sell	89,339 -98,700	-52%	-$15.8M	0.2%	124
2022 Q2	$23.4M	Buy	+188,039	New	+$29.8M	0.27%	71
2021 Q3	–	Sell	-31,000	Closed	-$8.5M	–	1360
2021 Q2	$8.5M	Buy	+31,000	New	+$8.46M	0.09%	258

Other funds holding PEN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

HBK Investments Dallas, Texas $10.2B AUM 67.73% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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 Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Polar Asset Management Partners's PEN Position: Q2 2026 in Review

Polar Asset Management Partners reduced its Penumbra (PEN) stake by 13% in Q2 2026, selling an estimated $288K and leaving 6,112 shares worth $1.93M. The position accounts for 0.03% of the portfolio, ranked #432.

Polar Asset Management Partners first reported a position in PEN in Q2 2021 and has held it in 15 quarters since. The position peaked at $72M in Q2 2023. 451 funds tracked by Wall St. Rank hold PEN as of Q2 2026.

Polar Asset Management Partners held 6,112 shares of Penumbra worth $1.93M as of Q2 2026.
Polar Asset Management Partners sold 888 Penumbra shares in Q2 2026, an estimated $288K.
Penumbra made up 0.03% of Polar Asset Management Partners's portfolio in Q2 2026, its #432 holding.
Polar Asset Management Partners first reported a position in Penumbra in Q2 2021 and has held it in 15 quarters since.
Polar Asset Management Partners's Penumbra position peaked at $72M in Q2 2023.
451 funds tracked by Wall St. Rank held Penumbra as of Q2 2026.

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