IMC Chicago
BSX icon

IMC Chicago’s Boston Scientific BSX Stock Holding History

IMC Chicago’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 		$53.6M Buy
854,100
+483,100
+130% +$38.6M 0.02% 485
2025
Q4 		$35.4M Sell
371,000
-230,000
-38% -$22.5M 0.01% 607
2025
Q3 		$58.7M Buy
601,000
+212,500
+55% +$22M 0.02% 415
2025
Q2 		$41.7M Buy
388,500
+108,200
+39% +$10.9M 0.02% 443
2025
Q1 		$28.3M Sell
280,300
-35,100
-11% -$3.53M 0.02% 467
2024
Q4 		$28.2M Sell
315,400
-48,900
-13% -$4.3M 0.01% 493
2024
Q3 		$30.5M Buy
364,300
+73,400
+25% +$5.79M 0.02% 424
2024
Q2 		$22.4M Buy
290,900
+75,700
+35% +$5.54M 0.01% 496
2024
Q1 		$14.7M Sell
215,200
-2,600
-1% -$167K 0.01% 566
2023
Q4 		$12.6M Buy
217,800
+78,200
+56% +$4.17M 0.01% 587
2023
Q3 		$7.37M Buy
139,600
+86,700
+164% +$4.55M 0.01% 639
2023
Q2 		$2.86M Buy
52,900
+30,800
+139% +$1.61M ﹤0.01% 777
2023
Q1 		$1.11M Buy
22,100
+9,100
+70% +$429K ﹤0.01% 1006
2022
Q4 		$602K Buy
+13,000
New +$563K ﹤0.01% 1110
2021
Q1 		– Sell
-17,600
Closed -$633K – 1047
2020
Q4 		$633K Sell
17,600
-16,400
-48% -$591K ﹤0.01% 922
2020
Q3 		$1.3M Buy
34,000
+10,400
+44% +$401K ﹤0.01% 676
2020
Q2 		$829K Buy
23,600
+1,200
+5% +$43.2K ﹤0.01% 741
2020
Q1 		$731K Buy
+22,400
New +$875K ﹤0.01% 689
2019
Q1 		– Sell
-11,600
Closed -$410K – 657
2018
Q4 		$410K Buy
+11,600
New +$421K ﹤0.01% 673

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

IMC Chicago's BSX Position: Q1 2026 in Review

IMC Chicago increased its Boston Scientific (BSX) stake by 632% in Q1 2026, buying an estimated $35.9M and bringing the position to 520,435 shares worth $32.7M. The position accounts for 0.01% of the portfolio, ranked #654.

IMC Chicago first reported a position in BSX in Q4 2018 and has held it in 9 quarters since. 1,664 funds tracked by Wall St. Rank hold BSX as of Q1 2026.

  • IMC Chicago held 520,435 shares of Boston Scientific worth $32.7M as of Q1 2026.
  • IMC Chicago bought 449,345 Boston Scientific shares in Q1 2026, an estimated $35.9M.
  • Boston Scientific made up 0.01% of IMC Chicago's portfolio in Q1 2026, its #654 holding.
  • IMC Chicago first reported a position in Boston Scientific in Q4 2018 and has held it in 9 quarters since.
  • 1,664 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.

Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.