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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 		$8.63M Buy
202,100
+82,100
+68% +$4.46M ﹤0.01% 1957
2026
Q1 		$7.53M Buy
+120,000
New +$9.6M ﹤0.01% 1855
2025
Q4 		– Sell
-15,000
Closed -$1.46M – 4608
2025
Q3 		$1.46M Buy
+15,000
New +$1.55M ﹤0.01% 3203
2025
Q2 		– Sell
-68,900
Closed -$6.95M – 4362
2025
Q1 		$6.95M Hold
68,900
– – 0.01% 1663
2024
Q4 		$6.15M Hold
68,900
– – ﹤0.01% 1818
2024
Q3 		$5.77M Buy
68,900
+19,800
+40% +$1.56M 0.01% 1826
2024
Q2 		$3.78M Buy
+49,100
New +$3.59M ﹤0.01% 2078
2020
Q3 		– Sell
-33,300
Closed -$1.17M – 3850
2020
Q2 		$1.17M Buy
+33,300
New +$1.2M ﹤0.01% 2810

Other funds holding BSX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Arrowstreet Capital
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.