1832 Asset Management
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1832 Asset Management’s Boston Scientific BSX Stock Holding History

1832 Asset Management’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 		$448M Buy
+10,500,000
New +$570M 0.22% 53

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
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

1832 Asset Management's BSX Position: Q2 2026 in Review

1832 Asset Management reduced its Boston Scientific (BSX) stake by 37% in Q2 2026, selling an estimated $146M and leaving 4,556,876 shares worth $194M. The position accounts for 0.1% of the portfolio, ranked #110.

1832 Asset Management first reported a position in BSX in Q3 2016 and has held it in 31 quarters since. The position peaked at $455M in Q1 2026. 1,468 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

  • 1832 Asset Management held 4,556,876 shares of Boston Scientific worth $194M as of Q2 2026.
  • 1832 Asset Management sold 2,695,870 Boston Scientific shares in Q2 2026, an estimated $146M.
  • Boston Scientific made up 0.1% of 1832 Asset Management's portfolio in Q2 2026, its #110 holding.
  • 1832 Asset Management first reported a position in Boston Scientific in Q3 2016 and has held it in 31 quarters since.
  • 1832 Asset Management's Boston Scientific position peaked at $455M in Q1 2026.
  • 1,468 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on 1832 Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.