David Shaw’s Boston Scientific BSX Stock Holding History

David Shaw’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
2026 Q2	$68.6M	Buy	+1,607,700	New	+$87.3M	0.03%	605
2025 Q4	–	Sell	-15,000	Closed	-$1.46M	–	4609
2025 Q3	$1.46M	Sell	15,000 -108,000	-88%	-$11.2M	﹤0.01%	3204
2025 Q2	$13.2M	Buy	123,000 +67,400	+121%	+$6.82M	0.01%	1290
2025 Q1	$5.61M	Buy	+55,600	New	+$5.6M	0.01%	1806
2024 Q3	–	Sell	-15,000	Closed	-$1.16M	–	4549
2024 Q2	$1.16M	Buy	+15,000	New	+$1.1M	﹤0.01%	3090
2022 Q1	–	Sell	-20,000	Closed	-$850K	–	5553
2021 Q4	$850K	Hold	20,000	–	–	﹤0.01%	4061
2021 Q3	$868K	Hold	20,000	–	–	﹤0.01%	3720
2021 Q2	$855K	Hold	20,000	–	–	﹤0.01%	3670
2021 Q1	$773K	Hold	20,000	–	–	﹤0.01%	3285
2020 Q4	$719K	Sell	20,000 -75,000	-79%	-$2.7M	﹤0.01%	3220
2020 Q3	$3.63M	Sell	95,000 -29,300	-24%	-$1.13M	﹤0.01%	1930
2020 Q2	$4.36M	Buy	124,300 +104,300	+522%	+$3.76M	0.01%	1747
2020 Q1	$653K	Buy	+20,000	New	+$781K	﹤0.01%	3049
2015 Q1	–	Sell	-58,400	Closed	-$774K	–	3641
2014 Q4	$774K	Hold	58,400	–	–	﹤0.01%	3013
2014 Q3	$690K	Sell	58,400 -20,000	-26%	-$252K	﹤0.01%	3107
2014 Q2	$1M	Hold	78,400	–	–	﹤0.01%	2948
2014 Q1	$1.06M	Hold	78,400	–	–	﹤0.01%	2978
2013 Q4	$942K	Buy	78,400 +8,500	+12%	+$100K	﹤0.01%	3224
2013 Q3	$821K	Buy	+69,900	New	+$756K	﹤0.01%	3217

Other funds holding BSX

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

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

David Shaw's BSX Position: Q2 2026 in Review

David Shaw increased its Boston Scientific (BSX) stake by 4.7% in Q2 2026, buying an estimated $62.2M and bringing the position to 25,457,409 shares worth $1.09B. The position accounts for 0.52% of the portfolio, ranked #21.

David Shaw first reported a position in BSX in Q2 2013 and has held it in 53 quarters since. The position peaked at $1.53B in Q1 2026. 1,468 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

David Shaw held 25,457,409 shares of Boston Scientific worth $1.09B as of Q2 2026.
David Shaw bought 1,145,057 Boston Scientific shares in Q2 2026, an estimated $62.2M.
Boston Scientific made up 0.52% of David Shaw's portfolio in Q2 2026, its #21 holding.
David Shaw first reported a position in Boston Scientific in Q2 2013 and has held it in 53 quarters since.
David Shaw's Boston Scientific position peaked at $1.53B in Q1 2026.
1,468 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.