Position in BSX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$16,183,664
+$7,964,399 QoQ
Shares Held
257,907
+199.2% QoQ
Ownership
0.017%
of shares outstanding
% of Portfolio
2.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 100.ToString("F0")%
None 0.ToString("F0")%
Common Shares in BSX Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Mar 31, 2026SIRIOS CAPITAL MANAGEMENT L P holds $83,720,622 across 5 Medical Devices names. BSX ranks #3 (19.3% of the industry book) .
All Filings in BSX
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $16,183,664 | 257,907 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $8,219,265 | 86,201 | Shares | Other | 2026-02-13 | |
| 2025-09-30 | $8,534,912 | 87,421 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | $9,657,662 | 89,914 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $11,466,020 | 113,660 | Shares | Other | 2025-05-15 | |
| 2024-12-31 | $16,418,445 | 183,816 | Shares | Other | 2025-02-14 | |
| 2024-09-30 | $15,868,284 | 189,359 | Shares | Other | 2024-11-12 | |
| 2024-06-30 | $19,660,498 | 255,298 | Shares | Other | 2024-08-14 | |
| 2024-03-31 | $17,820,070 | 260,185 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $24,642,437 | 426,266 | Shares | Other | 2024-02-14 | |
| 2023-09-30 | $26,010,652 | 492,626 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $23,375,209 | 432,154 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $22,904,884 | 457,823 | Shares | Other | 2023-05-15 | |
| 2022-12-31 | $25,652,643 | 554,412 | Shares | Other | 2023-05-10 | |
| 2022-09-30 | $21,057,152 | 543,691 | Shares | Other | 2022-11-14 | |
| 2022-06-30 | $22,163,090 | 594,663 | Shares | Other | 2022-08-15 | |
| 2022-03-31 | $14,464,803 | 326,593 | Shares | Other | 2022-05-13 | |
| 2021-12-31 | $14,774,161 | 347,791 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $19,756,768 | 455,330 | Shares | Other | 2021-11-15 | |
| 2021-06-30 | $21,228,287 | 496,452 | Shares | Other | 2021-08-16 | |
| 2021-03-31 | $27,629,107 | 714,854 | Shares | Other | 2021-05-14 | |
| 2020-12-31 | $38,171,602 | 1,061,797 | Shares | Other | 2021-02-16 | |
| 2020-09-30 | $27,596,255 | 722,226 | Shares | Other | 2020-11-13 | |
| 2020-06-30 | $19,116,798 | 544,483 | Shares | Other | 2020-08-14 | |
| 2020-03-31 | $30,056,015 | 921,116 | Shares | Other | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||