Biogen Idec shares owned by Palo Alto Investors
Quarter-by-quarter ownership of Biogen Idec (BIIB) shares owned by Palo Alto Investors
from 13F filings
Historical chart of Palo Alto Investors investment in Biogen Idec
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Quarterly reported holdings in Biogen Idec by Palo Alto Investors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2023-12-31 | $98M | 380k | 258.77 |
| 2023-09-30 | $98M | 381k | 257.01 |
| 2023-06-30 | $109M | 381k | 284.85 |
| 2023-03-31 | $106M | 381k | 278.03 |
| 2022-12-31 | $105M | 380k | 276.92 |
| 2022-09-30 | $96M | 361k | 267.00 |
| 2022-06-30 | $74M | 361k | 203.94 |
| 2022-03-31 | $76M | 361k | 210.60 |
| 2021-12-31 | $92M | 385k | 239.92 |
| 2021-09-30 | $102M | 362k | 282.99 |
| 2021-06-30 | $125M | 362k | 346.27 |
| 2021-03-31 | $96M | 343k | 279.75 |
| 2020-12-31 | $57M | 234k | 244.86 |