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O'Brien Greene & Co’s Boston Scientific BSX Stock Holding History

O'Brien Greene & Co’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 		$4.25M Buy
99,578
+16,172
+19% +$878K 1.17% 26
2026
Q1 		$5.23M Buy
+83,406
New +$6.67M 1.48% 24

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

O'Brien Greene & Co's BSX Position: Q2 2026 in Review

O'Brien Greene & Co increased its Boston Scientific (BSX) stake by 19% in Q2 2026, buying an estimated $878K and bringing the position to 99,578 shares worth $4.25M. The position accounts for 1.17% of the portfolio, ranked #26.

O'Brien Greene & Co first reported a position in BSX in Q1 2026 and has held it in 2 quarters since. The position peaked at $5.23M in Q1 2026. 1,476 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

  • O'Brien Greene & Co held 99,578 shares of Boston Scientific worth $4.25M as of Q2 2026.
  • O'Brien Greene & Co bought 16,172 Boston Scientific shares in Q2 2026, an estimated $878K.
  • Boston Scientific made up 1.17% of O'Brien Greene & Co's portfolio in Q2 2026, its #26 holding.
  • O'Brien Greene & Co first reported a position in Boston Scientific in Q1 2026 and has held it in 2 quarters since.
  • O'Brien Greene & Co's Boston Scientific position peaked at $5.23M in Q1 2026.
  • 1,476 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on O'Brien Greene & Co's 13F filing for Q2 2026, filed 6 Aug 2026.