BIIB position history
The shares of Biogen (BIIB) that CAUSEWAY CAPITAL MANAGEMENT LLC reported in each quarter’s 13F.
Shares held by quarter
New Add Reduce Exit
- 2024 Q4: 281,702 shares, $43M, 0.98% of portfolio, New
- 2025 Q1: 433,517 shares, $59M, 1.2% of portfolio, Add +53.9%
- 2025 Q2: 493,355 shares, $62M, 0.98% of portfolio, Add +13.8%
- 2025 Q3: 567,518 shares, $79M, 1.1% of portfolio, Add +15.0%
- 2025 Q4: 521,101 shares, $92M, 1.3% of portfolio, Reduce −8.2%
- 2026 Q1: 280,783 shares, $51M, 0.63% of portfolio, Reduce −46.1%
- 2026 Q2: 278,283 shares, $60M, 0.65% of portfolio, Reduce −0.9%
| Holdings date | Value | % of holdings | Shares | Filing date | All 13F holders |
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