STA
BSX icon

Summit Trail Advisors’s Boston Scientific BSX Stock Holding History

Summit Trail Advisors’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 		$1.51M Buy
35,355
+4,413
+14% +$240K 0.02% 791
2026
Q1 		$1.94M Buy
30,942
+3,416
+12% +$273K 0.03% 550
2025
Q4 		$2.62M Sell
27,526
-6,880
-20% -$675K 0.05% 282
2025
Q3 		$3.36M Sell
34,406
-317
-0.9% -$32.8K 0.05% 222
2025
Q2 		$3.73M Buy
+34,723
New +$3.51M 0.06% 154
2024
Q4 		– Sell
-12,342
Closed -$1.03M – 454
2024
Q3 		$1.03M Buy
12,342
+1,575
+15% +$124K 0.03% 255
2024
Q2 		$829K Buy
10,767
+1,403
+15% +$103K 0.02% 270
2024
Q1 		$641K Buy
9,364
+884
+10% +$56.8K 0.02% 290
2023
Q4 		$490K Sell
8,480
-1,265
-13% -$67.5K 0.02% 283
2023
Q3 		$515K Buy
9,745
+1,714
+21% +$89.9K 0.02% 266
2023
Q2 		$434K Buy
8,031
+2,816
+54% +$147K 0.02% 293
2023
Q1 		$261K Buy
+5,215
New +$246K 0.01% 344
2018
Q1 		– Sell
-4,930
Closed -$135K – 597
2017
Q4 		$135K Buy
+4,930
New +$136K 0.02% 544

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
California State Teachers Retirement System (CalSTRS)
California State Teachers Retirement System (CalSTRS) West Sacramento, California $782B AUM 28.39% 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

Summit Trail Advisors's BSX Position: Q2 2026 in Review

Summit Trail Advisors increased its Boston Scientific (BSX) stake by 14% in Q2 2026, buying an estimated $240K and bringing the position to 35,355 shares worth $1.51M. The position accounts for 0.02% of the portfolio, ranked #791.

Summit Trail Advisors first reported a position in BSX in Q4 2017 and has held it in 13 quarters since. The position peaked at $3.73M in Q2 2025. 1,470 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

  • Summit Trail Advisors held 35,355 shares of Boston Scientific worth $1.51M as of Q2 2026.
  • Summit Trail Advisors bought 4,413 Boston Scientific shares in Q2 2026, an estimated $240K.
  • Boston Scientific made up 0.02% of Summit Trail Advisors's portfolio in Q2 2026, its #791 holding.
  • Summit Trail Advisors first reported a position in Boston Scientific in Q4 2017 and has held it in 13 quarters since.
  • Summit Trail Advisors's Boston Scientific position peaked at $3.73M in Q2 2025.
  • 1,470 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on Summit Trail Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.