BIIB fund manager activity
Biogen Inc · Nasdaq. Reported by 20 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 | Trimmed | 278,283 | $60,125,780 | 0.65% | Aug 13, 2026 |
| Ken Fisher - Fisher Asset Management | Added | 338,018 | $73,032,374 | 0.02% | Aug 4, 2026 |
| Joel Greenblatt - Gotham Asset Management | Trimmed | 279,900 | $60,475,194 | 0.14% | Aug 14, 2026 |
| Hillman Capital Management | Trimmed | 23,993 | $5,183,928 | 3.75% | Aug 14, 2026 |
| Samantha McLemore - Patient Capital Management | Trimmed | 283,697 | $61,295,674 | 2.04% | Aug 13, 2026 |
Q1 2026
| Manager | Activity | Shares | Value | % of portfolio | Filed |
|---|
| Sarah Ketterer - Causeway Capital Management | Trimmed | 280,783 | $51,475,885 | 0.63% | May 14, 2026 |
| Ken Fisher - Fisher Asset Management | Added | 312,618 | $57,312,373 | 0.02% | May 5, 2026 |
| Joel Greenblatt - Gotham Asset Management | Added | 298,437 | $54,712,455 | 0.17% | May 15, 2026 |
| Hillman Capital Management | Trimmed | 29,540 | $5,415,568 | 3.76% | May 15, 2026 |
| Samantha McLemore - Patient Capital Management | Trimmed | 379,741 | $69,618,001 | 2.60% | May 14, 2026 |
Older quarters