MM
BSX icon

MQS Management’s Boston Scientific BSX Stock Holding History

MQS 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
Q1 		– Sell
-5,281
Closed -$504K – 402
2025
Q4 		$504K Sell
5,281
-78
-1% -$7.65K 0.3% 115
2025
Q3 		$523K Buy
5,359
+771
+17% +$79.8K 0.31% 112
2025
Q2 		$493K Buy
4,588
+110
+2% +$11.1K 0.27% 124
2025
Q1 		$452K Buy
+4,478
New +$451K 0.26% 152
2024
Q1 		– Sell
-15,776
Closed -$912K – 469
2023
Q4 		$912K Buy
+15,776
New +$842K 0.51% 18
2023
Q3 		– Sell
-12,751
Closed -$690K – 439
2023
Q2 		$690K Buy
+12,751
New +$666K 0.47% 40
2022
Q3 		– Sell
-13,913
Closed -$519K – 425
2022
Q2 		$519K Buy
+13,913
New +$566K 0.36% 90

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
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 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
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

MQS Management's BSX Position: Q1 2026 in Review

MQS Management sold out of Boston Scientific (BSX) in Q1 2026, closing a stake of 5,281 shares — an estimated $504K sold.

MQS Management first reported a position in BSX in Q2 2022 and held it in 7 quarters. The position peaked at $912K in Q4 2023. 1,676 funds tracked by Wall St. Rank hold BSX as of Q1 2026.

  • MQS Management reported no remaining Boston Scientific position as of Q1 2026 after selling out during the quarter.
  • MQS Management sold 5,281 Boston Scientific shares in Q1 2026, an estimated $504K.
  • MQS Management first reported a position in Boston Scientific in Q2 2022 and held it in 7 quarters.
  • MQS Management's Boston Scientific position peaked at $912K in Q4 2023.
  • 1,676 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.

Based on MQS Management's 13F filing for Q1 2026, filed 23 Apr 2026.