Millennium Management’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
$241M Sell
4,337,804
-6,926,986
-61% -$554M 0.1% 172
2025
Q4
$1.03B Buy
11,264,790
+2,739,969
+32% +$269M 0.43% 26
2025
Q3
$783M Buy
8,524,821
+3,888,802
+84% +$403M 0.33% 39
2025
Q2
$444M Sell
4,636,019
-3,708,137
-44% -$375M 0.21% 52
2025
Q1
$791M Sell
8,344,156
-784,572
-9% -$79M 0.42% 27
2024
Q4
$771M Sell
9,128,728
-2,231,004
-20% -$196M 0.38% 33
2024
Q3
$910M Buy
11,359,732
+90,349
+0.8% +$7.12M 0.43% 25
2024
Q2
$829M Buy
11,269,383
+1,789,716
+19% +$131M 0.38% 30
2024
Q1
$615M Buy
9,479,667
+2,111,388
+29% +$136M 0.26% 44
2023
Q4
$397M Sell
7,368,279
-3,767,915
-34% -$201M 0.17% 66
2023
Q3
$562M Buy
11,136,194
+916,118
+9% +$48M 0.28% 37
2023
Q2
$526M Buy
10,220,076
+135,093
+1% +$7.06M 0.26% 32
2023
Q1
$480M Buy
10,084,983
+890,070
+10% +$41.9M 0.28% 24
2022
Q4
$425M Buy
9,194,913
+965,210
+12% +$41.8M 0.24% 32
2022
Q3
$319M Sell
8,229,703
-642,184
-7% -$25.8M 0.19% 47
2022
Q2
$331M Buy
8,871,887
+5,002,334
+129% +$204M 0.21% 40
2022
Q1
$171M Buy
3,869,553
+1,913,336
+98% +$82.9M 0.09% 151
2021
Q4
$83.1M Sell
1,956,217
-1,395,931
-42% -$58.7M 0.04% 439
2021
Q3
$145M Buy
3,352,148
+2,414,437
+257% +$107M 0.09% 185
2021
Q2
$40.1M Buy
937,711
+321,756
+52% +$13.5M 0.02% 720
2021
Q1
$23.8M Sell
615,955
-2,130,650
-78% -$80.6M 0.02% 960
2020
Q4
$98.7M Buy
2,746,605
+1,085,946
+65% +$39.1M 0.07% 213
2020
Q3
$63.5K Buy
1,660,659
+1,604,387
+2,851% +$61.8M 0.08% 234
2020
Q2
$1.98M Sell
56,272
-2,876,279
-98% -$104M ﹤0.01% 2544
2020
Q1
$95.7M Sell
2,932,551
-1,322,544
-31% -$51.7M 0.22% 65
2019
Q4
$192M Buy
4,255,095
+1,499,587
+54% +$62.7M 0.24% 49
2019
Q3
$112M Sell
2,755,508
-1,825,154
-40% -$77.3M 0.18% 93
2019
Q2
$197M Sell
4,580,662
-88,732
-2% -$3.41M 0.3% 34
2019
Q1
$179M Sell
4,669,394
-21,458
-0.5% -$820K 0.27% 38
2018
Q4
$166M Sell
4,690,852
-1,872,742
-29% -$67.9M 0.26% 63
2018
Q3
$253M Sell
6,563,594
-780,380
-11% -$27.3M 0.31% 33
2018
Q2
$240M Sell
7,343,974
-4,343,668
-37% -$131M 0.31% 25
2018
Q1
$319M Buy
11,687,642
+8,814,457
+307% +$240M 0.43% 7
2017
Q4
$71.2M Buy
2,873,185
+1,694,949
+144% +$46.7M 0.1% 260
2017
Q3
$34.4M Buy
1,178,236
+65,626
+6% +$1.81M 0.05% 497
2017
Q2
$30.8M Sell
1,112,610
-4,197,064
-79% -$111M 0.06% 496
2017
Q1
$132M Sell
5,309,674
-1,622,917
-23% -$39.5M 0.24% 63
2016
Q4
$150M Sell
6,932,591
-2,406,192
-26% -$52.5M 0.31% 41
2016
Q3
$222M Sell
9,338,783
-3,454,712
-27% -$82.4M 0.37% 21
2016
Q2
$299M Buy
12,793,495
+6,422,029
+101% +$139M 0.68% 4
2016
Q1
$120M Buy
6,371,466
+306,735
+5% +$5.39M 0.3% 43
2015
Q4
$112M Sell
6,064,731
-3,736,180
-38% -$66.9M 0.24% 63
2015
Q3
$161M Buy
9,800,911
+5,419,293
+124% +$92.6M 0.31% 44
2015
Q2
$77.6M Buy
4,381,618
+481,922
+12% +$8.61M 0.15% 142
2015
Q1
$69.2M Sell
3,899,696
-222,783
-5% -$3.52M 0.13% 156
2014
Q4
$54.6M Buy
4,122,479
+1,984,079
+93% +$25.4M 0.12% 200
2014
Q3
$25.3M Sell
2,138,400
-770,511
-26% -$9.7M 0.06% 399
2014
Q2
$37.1M Buy
2,908,911
+2,194,049
+307% +$28.5M 0.1% 225
2014
Q1
$9.66M Sell
714,862
-1,081,366
-60% -$14.2M 0.03% 830
2013
Q4
$21.6M Buy
1,796,228
+1,036,521
+136% +$12.2M 0.07% 320
2013
Q3
$8.92M Sell
759,707
-1,651,327
-68% -$17.9M 0.03% 746
2013
Q2
$22.4M Buy
+2,411,034
New +$20.5M 0.07% 265

Other funds holding BSX

Millennium Management's BSX Position: Q1 2026 in Review

Millennium Management reduced its Boston Scientific (BSX) stake by 61% in Q1 2026, selling an estimated $554M and leaving 4,337,804 shares worth $241M. The position accounts for 0.1% of the portfolio, ranked #172.

Millennium Management first reported a position in BSX in Q2 2013 and has held it in 52 quarters since. The position peaked at $1.03B in Q4 2025. 1,664 funds tracked by Wall St. Rank hold BSX as of Q1 2026.

  • Millennium Management held 4,337,804 shares of Boston Scientific worth $241M as of Q1 2026.
  • Millennium Management sold 6,926,986 Boston Scientific shares in Q1 2026, an estimated $554M.
  • Boston Scientific made up 0.1% of Millennium Management's portfolio in Q1 2026, its #172 holding.
  • Millennium Management first reported a position in Boston Scientific in Q2 2013 and has held it in 52 quarters since.
  • Millennium Management's Boston Scientific position peaked at $1.03B in Q4 2025.
  • 1,664 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.