Walleye Capital
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Walleye Capital’s Boston Scientific BSX Stock Holding History

Walleye Capital’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 		$7.03M Sell
112,000
-10,100
-8% -$808K 0.03% 586
2025
Q4 		$11.6M Buy
122,100
+81,100
+198% +$7.95M 0.04% 554
2025
Q3 		$4M Sell
41,000
-10,400
-20% -$1.08M 0.02% 1070
2025
Q2 		$5.52M Sell
51,400
-44,900
-47% -$4.54M 0.02% 819
2025
Q1 		$9.71M Buy
96,300
+40,800
+74% +$4.11M 0.04% 456
2024
Q4 		$4.96M Buy
55,500
+5,400
+11% +$475K 0.01% 1081
2024
Q3 		$4.2M Sell
50,100
-11,900
-19% -$938K 0.01% 1311
2024
Q2 		$4.77M Sell
62,000
-25,500
-29% -$1.87M 0.01% 1324
2024
Q1 		$5.99M Sell
87,500
-46,800
-35% -$3.01M 0.01% 1169
2023
Q4 		$7.76M Sell
134,300
-126,900
-49% -$6.77M 0.02% 822
2023
Q3 		$13.8M Buy
261,200
+126,400
+94% +$6.63M 0.04% 410
2023
Q2 		$7.29M Buy
134,800
+126,400
+1,505% +$6.6M 0.03% 544
2023
Q1 		$420K Buy
8,400
+1,900
+29% +$89.5K 0.01% 1852
2022
Q4 		$301K Sell
6,500
-5,600
-46% -$242K 0.01% 1783
2022
Q3 		$469K Buy
+12,100
New +$485K 0.01% 1526
2019
Q4 		– Sell
-7,500
Closed -$305K – 1812
2019
Q3 		$305K Buy
+7,500
New +$318K 0.02% 969
2019
Q2 		– Sell
-7,100
Closed -$272K – 1743
2019
Q1 		$272K Buy
+7,100
New +$271K 0.04% 639

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

Walleye Capital's BSX Position: Q1 2026 in Review

Walleye Capital reduced its Boston Scientific (BSX) stake by 59% in Q1 2026, selling an estimated $96.4M and leaving 835,952 shares worth $52.5M. The position accounts for 0.22% of the portfolio, ranked #41.

Walleye Capital first reported a position in BSX in Q2 2020 and has held it in 22 quarters since. The position peaked at $195M in Q4 2025. 1,664 funds tracked by Wall St. Rank hold BSX as of Q1 2026.

  • Walleye Capital held 835,952 shares of Boston Scientific worth $52.5M as of Q1 2026.
  • Walleye Capital sold 1,205,462 Boston Scientific shares in Q1 2026, an estimated $96.4M.
  • Boston Scientific made up 0.22% of Walleye Capital's portfolio in Q1 2026, its #41 holding.
  • Walleye Capital first reported a position in Boston Scientific in Q2 2020 and has held it in 22 quarters since.
  • Walleye Capital's Boston Scientific position peaked at $195M in Q4 2025.
  • 1,664 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.

Based on Walleye Capital's 13F filing for Q1 2026, filed 11 May 2026.