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Picton Mahoney Asset Management’s Boston Scientific BSX Stock Holding History

Picton Mahoney 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 		– Sell
-2,300
Closed -$144K – 1416
2026
Q1 		$144K Sell
2,300
-597,700
-100% -$47.8M ﹤0.01% 862
2025
Q4 		$57.2M Buy
+600,000
New +$58.8M 0.44% 41

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 $3.38T AUM 44.17% 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

Picton Mahoney Asset Management's BSX Position: Q2 2026 in Review

Picton Mahoney Asset Management sold out of Boston Scientific (BSX) in Q2 2026, closing a stake of 28,915 shares — an estimated $1.81M sold.

Picton Mahoney Asset Management first reported a position in BSX in Q2 2013 and held it in 23 quarters. The position peaked at $35.7M in Q2 2025. 1,487 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

  • Picton Mahoney Asset Management reported no remaining Boston Scientific position as of Q2 2026 after selling out during the quarter.
  • Picton Mahoney Asset Management sold 28,915 Boston Scientific shares in Q2 2026, an estimated $1.81M.
  • Picton Mahoney Asset Management first reported a position in Boston Scientific in Q2 2013 and held it in 23 quarters.
  • Picton Mahoney Asset Management's Boston Scientific position peaked at $35.7M in Q2 2025.
  • 1,487 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

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