Walleye Trading’s Boston Scientific BSX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$18.1M Buy
288,500
+43,200
+18% +$3.46M 0.03% 546
2025
Q4
$23.4M Buy
245,300
+89,000
+57% +$8.73M 0.03% 552
2025
Q3
$15.3M Buy
156,300
+98,800
+172% +$10.2M 0.02% 689
2025
Q2
$6.18M Sell
57,500
-65,100
-53% -$6.59M 0.01% 1091
2025
Q1
$12.4M Sell
122,600
-34,800
-22% -$3.5M 0.03% 623
2024
Q4
$14.1M Buy
157,400
+30,000
+24% +$2.64M 0.03% 621
2024
Q3
$10.7M Buy
127,400
+13,500
+12% +$1.06M 0.02% 738
2024
Q2
$8.77M Sell
113,900
-44,200
-28% -$3.24M 0.02% 749
2024
Q1
$10.8M Sell
158,100
-68,700
-30% -$4.42M 0.02% 676
2023
Q4
$13.1M Sell
226,800
-10,200
-4% -$544K 0.03% 632
2023
Q3
$12.5M Buy
237,000
+116,700
+97% +$6.12M 0.03% 566
2023
Q2
$6.51M Buy
120,300
+34,500
+40% +$1.8M 0.02% 796
2023
Q1
$4.29M Sell
85,800
-52,000
-38% -$2.45M 0.01% 1156
2022
Q4
$6.38M Buy
137,800
+24,000
+21% +$1.04M 0.02% 919
2022
Q3
$4.41M Sell
113,800
-121,400
-52% -$4.87M 0.01% 1118
2022
Q2
$8.77M Sell
235,200
-51,700
-18% -$2.1M 0.03% 695
2022
Q1
$12.7M Buy
286,900
+44,800
+19% +$1.94M 0.04% 526
2021
Q4
$10.3M Buy
242,100
+92,100
+61% +$3.87M 0.03% 588
2021
Q3
$6.51M Buy
150,000
+118,400
+375% +$5.24M 0.02% 781
2021
Q2
$1.35M Sell
31,600
-19,500
-38% -$820K 0.01% 1849
2021
Q1
$1.98M Sell
51,100
-24,600
-32% -$931K 0.01% 1332
2020
Q4
$2.72M Sell
75,700
-94,500
-56% -$3.41M 0.01% 1164
2020
Q3
$6.5M Buy
170,200
+24,000
+16% +$925K 0.03% 451
2020
Q2
$5.13M Buy
146,200
+56,500
+63% +$2.03M 0.03% 523
2020
Q1
$2.93M Sell
89,700
-41,700
-32% -$1.63M 0.02% 623
2019
Q4
$5.94M Buy
131,400
+69,400
+112% +$2.9M 0.04% 487
2019
Q3
$2.52M Sell
62,000
-60,400
-49% -$2.56M 0.02% 866
2019
Q2
$5.26M Buy
122,400
+97,000
+382% +$3.73M 0.05% 428
2019
Q1
$975K Sell
25,400
-26,300
-51% -$1M 0.01% 1688
2018
Q4
$1.83M Buy
51,700
+7,400
+17% +$268K 0.01% 1141
2018
Q3
$1.71M Buy
44,300
+41,300
+1,377% +$1.44M 0.01% 1498
2018
Q2
$98K Sell
3,000
-35,800
-92% -$1.08M ﹤0.01% 4049
2018
Q1
$1.06M Buy
38,800
+24,800
+177% +$674K 0.01% 1868
2017
Q4
$345 Sell
14,000
-5,300
-27% -$146K ﹤0.01% 2960
2017
Q3
$564 Buy
19,300
+6,100
+46% +$168K ﹤0.01% 2356
2017
Q2
$368 Sell
13,200
-47,700
-78% -$1.27M ﹤0.01% 2645
2017
Q1
$1.51K Sell
60,900
-16,200
-21% -$394K 0.01% 1286
2016
Q4
$1.67M Buy
77,100
+72,200
+1,473% +$1.58M 0.01% 1095
2016
Q3
$117K Buy
+4,900
New +$117K ﹤0.01% 3177
2016
Q2
Sell
-23,500
Closed -$443K 5323
2016
Q1
$443K Buy
23,500
+3,000
+15% +$52.7K ﹤0.01% 2063
2015
Q4
$378K Buy
20,500
+19,900
+3,317% +$357K ﹤0.01% 2117
2015
Q3
$10K Sell
600
-3,300
-85% -$56.4K ﹤0.01% 4379
2015
Q2
$69K Sell
3,900
-113,400
-97% -$2.03M ﹤0.01% 3284
2015
Q1
$2.08M Buy
117,300
+25,500
+28% +$403K 0.02% 620
2014
Q4
$1.22M Buy
91,800
+61,200
+200% +$782K 0.01% 927
2014
Q3
$362K Buy
30,600
+14,600
+91% +$184K ﹤0.01% 1596
2014
Q2
$204 Buy
16,000
+13,800
+627% +$179K ﹤0.01% 1986
2014
Q1
$30 Sell
2,200
-2,900
-57% -$38.1K ﹤0.01% 2923
2013
Q4
$61K Buy
+5,100
New +$60.3K ﹤0.01% 2735
2013
Q3
Sell
-1,900
Closed -$18K 2932
2013
Q2
$18K Buy
+1,900
New +$16.1K ﹤0.01% 2543

Other funds holding BSX

Walleye Trading's BSX Position: Q1 2026 in Review

Walleye Trading increased its Boston Scientific (BSX) stake by 12% in Q1 2026, buying an estimated $1.91M and bringing the position to 219,385 shares worth $13.8M. The position accounts for 0.02% of the portfolio, ranked #650.

Walleye Trading first reported a position in BSX in Q3 2013 and has held it in 42 quarters since. The position peaked at $18.6M in Q4 2025. 1,664 funds tracked by Wall St. Rank hold BSX as of Q1 2026.

  • Walleye Trading held 219,385 shares of Boston Scientific worth $13.8M as of Q1 2026.
  • Walleye Trading bought 23,928 Boston Scientific shares in Q1 2026, an estimated $1.91M.
  • Boston Scientific made up 0.02% of Walleye Trading's portfolio in Q1 2026, its #650 holding.
  • Walleye Trading first reported a position in Boston Scientific in Q3 2013 and has held it in 42 quarters since.
  • Walleye Trading's Boston Scientific position peaked at $18.6M in Q4 2025.
  • 1,664 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.

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