OSTERWEIS CAPITAL MANAGEMENT INC
Position in BSX — Boston Scientific Corp
CIK 1007524
SAN FRANCISCO, CA
Position in BSX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$30,257,943
+$2,510,396 QoQ
Shares Held
708,949
+60.3% QoQ
Ownership
0.049%
of shares outstanding
% of Portfolio
1.63%
of 13F equity value
Holder Rank
#187
of 1,468 holders
Holding Since
Sep 2021
18 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BSX Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Jun 30, 2026OSTERWEIS CAPITAL MANAGEMENT INC holds $39,811,464 across 4 Medical Devices names. BSX ranks #1 (76.0% of the industry book) .
All Filings in BSX
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18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $30,257,943 | 708,949 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $27,747,547 | 442,192 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $25,694,917 | 269,480 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $27,746,640 | 284,202 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $30,419,370 | 283,208 | Shares | Sole | 2025-08-14 | |
| 2024-09-30 | $29,373,659 | 350,521 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $30,676,394 | 398,343 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $30,673,999 | 447,861 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $30,365,568 | 525,265 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $27,669,840 | 524,050 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $29,558,561 | 546,470 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $27,557,023 | 550,810 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $30,305,230 | 654,965 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $25,314,315 | 653,610 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $25,331,486 | 679,675 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $23,295,432 | 525,975 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $22,198,348 | 522,560 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $21,771,799 | 501,770 | Shares | Other | 2021-11-15 | |
| No filing history on record for this holder in this stock. | ||||||