Viking Global Investors’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 | – | Sell |
-2,509,808
| Closed | -$239M | – | 80 |
|
|
2025
Q4 | $239M | Sell |
2,509,808
-131,874
| -5% | -$12.9M | 0.64% | 53 |
|
|
2025
Q3 | $258M | Sell |
2,641,682
-404,082
| -13% | -$41.8M | 0.67% | 49 |
|
|
2025
Q2 | $327M | Buy |
3,045,764
+669,000
| +28% | +$67.7M | 0.95% | 45 |
|
|
2025
Q1 | $240M | Buy |
2,376,764
+204,556
| +9% | +$20.6M | 0.76% | 48 |
|
|
2024
Q4 | $194M | Buy |
2,172,208
+1,204,998
| +125% | +$106M | 0.63% | 45 |
|
|
2024
Q3 | $81.1M | Buy |
+967,210
| New | +$76.2M | 0.3% | 66 |
|
|
2024
Q2 | – | Sell |
-1,724,755
| Closed | -$118M | – | 86 |
|
|
2024
Q1 | $118M | Sell |
1,724,755
-543,006
| -24% | -$34.9M | 0.44% | 49 |
|
|
2023
Q4 | $131M | Buy |
2,267,761
+1,157,469
| +104% | +$61.8M | 0.48% | 46 |
|
|
2023
Q3 | $58.6M | Buy |
+1,110,292
| New | +$58.2M | 0.24% | 64 |
|
|
2023
Q2 | – | Sell |
-1,136,881
| Closed | -$56.9M | – | 87 |
|
|
2023
Q1 | $56.9M | Sell |
1,136,881
-8,391,712
| -88% | -$395M | 0.27% | 61 |
|
|
2022
Q4 | $441M | Sell |
9,528,593
-6,634,328
| -41% | -$287M | 2.21% | 18 |
|
|
2022
Q3 | $626M | Buy |
16,162,921
+1,508,967
| +10% | +$60.5M | 2.89% | 9 |
|
|
2022
Q2 | $546M | Buy |
14,653,954
+1,814,812
| +14% | +$73.9M | 2.5% | 12 |
|
|
2022
Q1 | $569M | Sell |
12,839,142
-6,122,359
| -32% | -$265M | 2.3% | 14 |
|
|
2021
Q4 | $805M | Buy |
18,961,501
+12,095,096
| +176% | +$508M | 2.32% | 13 |
|
|
2021
Q3 | $298M | Sell |
6,866,405
-6,449,411
| -48% | -$285M | 0.82% | 39 |
|
|
2021
Q2 | $569M | Sell |
13,315,816
-4,580,286
| -26% | -$193M | 1.73% | 22 |
|
|
2021
Q1 | $692M | Sell |
17,896,102
-12,094,790
| -40% | -$458M | 2.06% | 16 |
|
|
2020
Q4 | $1.08B | Buy |
29,990,892
+11,161,162
| +59% | +$402M | 2.96% | 7 |
|
|
2020
Q3 | $719M | Buy |
18,829,730
+372,457
| +2% | +$14.4M | 2.6% | 11 |
|
|
2020
Q2 | $648M | Sell |
18,457,273
-13,358,924
| -42% | -$481M | 2.8% | 9 |
|
|
2020
Q1 | $1.04B | Buy |
31,816,197
+13,324,535
| +72% | +$521M | 5.4% | 2 |
|
|
2019
Q4 | $836M | Buy |
18,491,662
+8,075,615
| +78% | +$338M | 3.92% | 8 |
|
|
2019
Q3 | $424M | Buy |
10,416,047
+1,220,855
| +13% | +$51.7M | 2.21% | 19 |
|
|
2019
Q2 | $395M | Buy |
9,195,192
+5,974,823
| +186% | +$230M | 1.77% | 19 |
|
|
2019
Q1 | $124M | Sell |
3,220,369
-1,981,459
| -38% | -$75.7M | 0.71% | 33 |
|
|
2018
Q4 | $184M | Buy |
5,201,828
+2,045,827
| +65% | +$74.2M | 1.05% | 26 |
|
|
2018
Q3 | $122M | Buy |
+3,156,001
| New | +$110M | 0.67% | 34 |
|
|
2015
Q4 | – | Sell |
-1,611,935
| Closed | -$26.5M | – | 72 |
|
|
2015
Q3 | $26.5M | Buy |
+1,611,935
| New | +$27.6M | 0.1% | 55 |
|
Other funds holding BSX
VCM
VPM
Viking Global Investors's BSX Position: Q1 2026 in Review
Viking Global Investors sold out of Boston Scientific (BSX) in Q1 2026, closing a stake of 2,509,808 shares — an estimated $239M sold.
Viking Global Investors first reported a position in BSX in Q3 2015 and held it in 29 quarters. The position peaked at $1.08B in Q4 2020. 1,664 funds tracked by Wall St. Rank hold BSX as of Q1 2026.
- Viking Global Investors reported no remaining Boston Scientific position as of Q1 2026 after selling out during the quarter.
- Viking Global Investors sold 2,509,808 Boston Scientific shares in Q1 2026, an estimated $239M.
- Viking Global Investors first reported a position in Boston Scientific in Q3 2015 and held it in 29 quarters.
- Viking Global Investors's Boston Scientific position peaked at $1.08B in Q4 2020.
- 1,664 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.
Based on Viking Global Investors's 13F filing for Q1 2026, filed 15 May 2026.