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
$10.4M Buy
165,800
+105,200
+174% +$8.42M ﹤0.01% 2136
2025
Q4
$5.78M Buy
60,600
+16,400
+37% +$1.61M ﹤0.01% 2852
2025
Q3
$4.32M Sell
44,200
-274,500
-86% -$28.4M ﹤0.01% 3289
2025
Q2
$34.2M Sell
318,700
-487,500
-60% -$49.3M 0.02% 1083
2025
Q1
$81.3M Buy
806,200
+98,700
+14% +$9.94M 0.04% 465
2024
Q4
$63.2M Buy
707,500
+28,500
+4% +$2.51M 0.03% 650
2024
Q3
$56.9M Sell
679,000
-566,000
-45% -$44.6M 0.03% 754
2024
Q2
$95.9M Buy
1,245,000
+359,900
+41% +$26.3M 0.04% 450
2024
Q1
$60.6M Sell
885,100
-911,700
-51% -$58.6M 0.03% 707
2023
Q4
$104M Buy
1,796,800
+302,300
+20% +$16.1M 0.04% 403
2023
Q3
$78.9M Buy
1,494,500
+145,400
+11% +$7.63M 0.04% 477
2023
Q2
$73M Buy
1,349,100
+3,700
+0.3% +$193K 0.04% 505
2023
Q1
$67.3M Buy
1,345,400
+75,000
+6% +$3.53M 0.04% 521
2022
Q4
$58.8M Buy
1,270,400
+252,900
+25% +$11M 0.03% 660
2022
Q3
$39.4M Buy
1,017,500
+482,200
+90% +$19.3M 0.02% 827
2022
Q2
$20M Buy
535,300
+202,100
+61% +$8.23M 0.01% 1310
2022
Q1
$14.8M Sell
333,200
-257,600
-44% -$11.2M 0.01% 1704
2021
Q4
$25.1M Sell
590,800
-50,000
-8% -$2.1M 0.01% 1236
2021
Q3
$27.8M Buy
640,800
+130,000
+25% +$5.75M 0.02% 1034
2021
Q2
$21.8M Buy
510,800
+97,800
+24% +$4.11M 0.01% 1122
2021
Q1
$16M Buy
413,000
+177,300
+75% +$6.71M 0.01% 1300
2020
Q4
$8.47M Buy
235,700
+108,100
+85% +$3.9M 0.01% 1917
2020
Q3
$4.88K Buy
127,600
+67,300
+112% +$2.59M 0.01% 1862
2020
Q2
$2.12M Sell
60,300
-23,600
-28% -$850K ﹤0.01% 2486
2020
Q1
$2.74M Sell
83,900
-116,200
-58% -$4.54M 0.01% 1785
2019
Q4
$9.05M Sell
200,100
-32,300
-14% -$1.35M 0.01% 1460
2019
Q3
$9.46M Buy
232,400
+138,100
+146% +$5.85M 0.01% 1318
2019
Q2
$4.05M Buy
94,300
+44,300
+89% +$1.7M 0.01% 1939
2019
Q1
$1.92M Hold
50,000
﹤0.01% 2439
2018
Q4
$1.77M Hold
50,000
﹤0.01% 2266
2018
Q3
$1.93M Sell
50,000
-880,000
-95% -$30.7M ﹤0.01% 2460
2018
Q2
$30.4M Buy
+930,000
New +$28M 0.04% 645
2017
Q4
Sell
-50,000
Closed -$1.46M 3799
2017
Q3
$1.46M Sell
50,000
-300,000
-86% -$8.28M ﹤0.01% 2328
2017
Q2
$9.7M Buy
350,000
+250,000
+250% +$6.63M 0.02% 1077
2017
Q1
$2.49M Buy
+100,000
New +$2.43M ﹤0.01% 1881
2016
Q2
Sell
-125,000
Closed -$2.35M 3184
2016
Q1
$2.35M Buy
+125,000
New +$2.2M 0.01% 1687
2015
Q2
Sell
-14,600
Closed -$259K 3343
2015
Q1
$259K Buy
14,600
+3,900
+36% +$61.6K ﹤0.01% 3132
2014
Q4
$142K Buy
+10,700
New +$137K ﹤0.01% 3720
2014
Q1
Sell
-162,200
Closed -$1.95M 3461
2013
Q4
$1.95M Buy
+162,200
New +$1.92M 0.01% 1843

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.