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Catalio Capital Management’s Boston Scientific BSX Stock Holding History

Catalio Capital 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 		– Sell
-299,318
Closed -$18.8M – 42
2026
Q1 		$18.8M Sell
299,318
-61,110
-17% -$4.89M 3.92% 10
2025
Q4 		$34.4M Buy
360,428
+97,456
+37% +$9.55M 6.07% 3
2025
Q3 		$25.7M Buy
262,972
+33,926
+15% +$3.51M 4.75% 8
2025
Q2 		$24.6M Buy
+229,046
New +$23.2M 5.16% 8
2025
Q1 		– Sell
-72,925
Closed -$6.51M – 41
2024
Q4 		$6.51M Buy
+72,925
New +$6.42M 1.42% 22

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

Catalio Capital Management's BSX Position: Q2 2026 in Review

Catalio Capital Management sold out of Boston Scientific (BSX) in Q2 2026, closing a stake of 299,318 shares — an estimated $18.8M sold.

Catalio Capital Management first reported a position in BSX in Q4 2024 and held it in 5 quarters. The position peaked at $34.4M in Q4 2025. 1,477 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

  • Catalio Capital Management reported no remaining Boston Scientific position as of Q2 2026 after selling out during the quarter.
  • Catalio Capital Management sold 299,318 Boston Scientific shares in Q2 2026, an estimated $18.8M.
  • Catalio Capital Management first reported a position in Boston Scientific in Q4 2024 and held it in 5 quarters.
  • Catalio Capital Management's Boston Scientific position peaked at $34.4M in Q4 2025.
  • 1,477 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on Catalio Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.