Charles Schwab · BIIB Holdings Trend
Biogen · SEC 13F
Charles Schwab Holdings of BIIB by Quarter
Quarter Shares Value
| Quarter | Shares | Value | QoQ Change |
|---|---|---|---|
| 2024Q1 | 859K | $185M | — |
| 2024Q2 | 901K | $209M | +12.8% |
| 2024Q3 | 913K | $177M | -15.2% |
| 2024Q4 | 971K | $149M | -16.1% |
| 2025Q1 | 1.0M | $139M | -6.1% |
| 2025Q2 | 1.1M | $135M | -3.1% |
| 2025Q3 | 2.1M | $297M | +119.7% |
| 2025Q4 | 1.1M | $201M | -32.2% |
| 2026Q1 | 1.1M | $211M | +4.7% |
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Data source: SEC EDGAR Form 13F