Polar Asset Management Partners’s Boston Scientific BSX Stock Holding History

Polar Asset Management Partners’s Portfolio BSX Stock Details BSX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-65,655	Closed	-$7.05M	–	694
2025 Q2	$7.05M	Sell	65,655 -4,862	-7%	-$492K	0.11%	157
2025 Q1	$7.11M	Sell	70,517 -411,200	-85%	-$41.4M	0.16%	152
2024 Q4	$43M	Buy	481,717 +196,617	+69%	+$17.3M	0.5%	43
2024 Q3	$23.9M	Sell	285,100 -358,800	-56%	-$28.3M	0.51%	39
2024 Q2	$49.6M	Buy	643,900 +35,900	+6%	+$2.63M	1.03%	20
2024 Q1	$41.6M	Sell	608,000 -337,200	-36%	-$21.7M	0.71%	18
2023 Q4	$54.6M	Sell	945,200 -108,700	-10%	-$5.8M	0.94%	12
2023 Q3	$55.6M	Buy	1,053,900 +528,300	+101%	+$27.7M	1.24%	8
2023 Q2	$28.4M	Sell	525,600 -10,300	-2%	-$538K	0.51%	31
2023 Q1	$26.8M	Hold	535,900	–	–	0.41%	40
2022 Q4	$24.8M	Buy	535,900 +184,200	+52%	+$7.98M	0.3%	49
2022 Q3	$13.6M	Buy	+351,700	New	+$14.1M	0.16%	177
2022 Q1	–	Sell	-250,600	Closed	-$10.6M	–	1249
2021 Q4	$10.6M	Buy	+250,600	New	+$10.5M	0.11%	219
2021 Q2	–	Sell	-6,094	Closed	-$236K	–	1147
2021 Q1	$236K	Buy	+6,094	New	+$231K	﹤0.01%	753

Other funds holding BSX

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Polar Asset Management Partners's BSX Position: Q3 2025 in Review

Polar Asset Management Partners sold out of Boston Scientific (BSX) in Q3 2025, closing a stake of 65,655 shares — an estimated $7.05M sold.

Polar Asset Management Partners first reported a position in BSX in Q1 2021 and held it in 14 quarters. The position peaked at $55.6M in Q3 2023. 1,708 funds tracked by Wall St. Rank hold BSX as of Q3 2025.

Polar Asset Management Partners reported no remaining Boston Scientific position as of Q3 2025 after selling out during the quarter.
Polar Asset Management Partners sold 65,655 Boston Scientific shares in Q3 2025, an estimated $7.05M.
Polar Asset Management Partners first reported a position in Boston Scientific in Q1 2021 and held it in 14 quarters.
Polar Asset Management Partners's Boston Scientific position peaked at $55.6M in Q3 2023.
1,708 funds tracked by Wall St. Rank held Boston Scientific as of Q3 2025.

Based on Polar Asset Management Partners's 13F filing for Q3 2025, filed 14 Nov 2025.