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LMR Partners’s Boston Scientific BSX Stock Holding History

LMR Partners’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 		$17.3M Buy
275,000
+107,900
+65% +$8.63M 0.04% 245
2025
Q4 		$15.9M Hold
167,100
– – 0.03% 243
2025
Q3 		$16.3M Buy
167,100
+162,900
+3,879% +$16.9M 0.07% 211
2025
Q2 		$451K Buy
+4,200
New +$425K ﹤0.01% 974
2025
Q1 		– Sell
-500
Closed -$44.7K – 1391
2024
Q4 		$44.7K Sell
500
-38,500
-99% -$3.39M ﹤0.01% 1044
2024
Q3 		$3.27M Buy
39,000
+10,700
+38% +$843K 0.03% 468
2024
Q2 		$2.18M Hold
28,300
– – 0.02% 529
2024
Q1 		$1.94M Hold
28,300
– – 0.02% 554
2023
Q4 		$1.64M Buy
+28,300
New +$1.51M 0.02% 505

Other funds holding BSX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

LMR Partners's BSX Position: Q1 2026 in Review

LMR Partners increased its Boston Scientific (BSX) stake by 6,897% in Q1 2026, buying an estimated $18.4M and bringing the position to 232,801 shares worth $14.6M. The position accounts for 0.03% of the portfolio, ranked #303.

LMR Partners first reported a position in BSX in Q2 2014 and has held it in 33 quarters since. 1,664 funds tracked by Wall St. Rank hold BSX as of Q1 2026.

  • LMR Partners held 232,801 shares of Boston Scientific worth $14.6M as of Q1 2026.
  • LMR Partners bought 229,474 Boston Scientific shares in Q1 2026, an estimated $18.4M.
  • Boston Scientific made up 0.03% of LMR Partners's portfolio in Q1 2026, its #303 holding.
  • LMR Partners first reported a position in Boston Scientific in Q2 2014 and has held it in 33 quarters since.
  • 1,664 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.

Based on LMR Partners's 13F filing for Q1 2026, filed 15 May 2026.