BSX fund manager activity
Boston Scientific Corporation · NYSE. Reported by 17 tracked fund managers in their 13F filings, Q2 2013 to Q2 2026.
Q2 2026
| Manager | Activity | Shares | Value | % of portfolio | Filed |
|---|
| Sarah Ketterer - Causeway Capital Management | New | 720,339 | $30,744,061 | 0.33% | Aug 13, 2026 |
| Dodge & Cox Funds | Trimmed | 87,485 | $3,733,860 | 0.00% | Aug 13, 2026 |
| Ken Fisher - Fisher Asset Management | Trimmed | 333,528 | $14,235,025 | 0.00% | Aug 4, 2026 |
| Jeremy Grantham - GMO | Added | 21,800 | $930,424 | 0.00% | Aug 13, 2026 |
| Joel Greenblatt - Gotham Asset Management | Trimmed | 374,708 | $15,992,537 | 0.04% | Aug 14, 2026 |
| Stephen Mandel - Lone Pine Capital | Sold out | — | — | 0.00% | Aug 14, 2026 |
| Mairs & Power Funds | Trimmed | 9,914 | $423,130 | 0.00% | Aug 14, 2026 |
| Lee Ainslie - Maverick Capital | Added | 5,937,553 | $253,414,762 | 2.29% | Aug 14, 2026 |
| Polen Capital Management | Trimmed | 4,750 | $202,733 | 0.00% | Aug 4, 2026 |
Q1 2026
| Manager | Activity | Shares | Value | % of portfolio | Filed |
|---|
| Ron Baron - Baron Capital | Sold out | — | — | 0.00% | May 15, 2026 |
| Dodge & Cox Funds | No change | 88,885 | $5,577,534 | 0.00% | May 14, 2026 |
| John Armitage - Egerton Capital | Sold out | — | — | 0.00% | May 13, 2026 |
| Ken Fisher - Fisher Asset Management | Trimmed | 450,603 | $28,275,393 | 0.01% | May 5, 2026 |
| Jeremy Grantham - GMO | New | 15,000 | $941,250 | 0.00% | May 14, 2026 |
| Joel Greenblatt - Gotham Asset Management | Added | 482,978 | $30,306,870 | 0.09% | May 15, 2026 |
| Stephen Mandel - Lone Pine Capital | Trimmed | 104,655 | $6,567,101 | 0.05% | May 15, 2026 |
| Mairs & Power Funds | No change | 10,176 | $638,544 | 0.01% | May 14, 2026 |
| Lee Ainslie - Maverick Capital | Added | 4,195,089 | $263,241,835 | 3.06% | May 15, 2026 |
| Polen Capital Management | Trimmed | 579,739 | $36,378,606 | 0.25% | May 14, 2026 |
| Viking Global Investors | Sold out | — | — | 0.00% | May 15, 2026 |
Older quarters