Brian S. Posner, Director at BIOGEN INC. (BIIB), sold 2,110 shares at $292.35 ($617K) on 2019-12-02, disclosed to the SEC on 2019-12-03.
Open-market sale of $617k BIIB by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $292.35 | 1,055 | $308K | 50.0% |
| 2 | $292.35 | 1,055 | $308K | 50.0% |
| Total | $292.35 avg | 2,110 | $617K | 100% |
| Filing → |
| ACGL | SELL | 2026-06-04 | $59K | — | Filing → |
| DYN | BUY | 2026-05-28 | $36K | — | Filing → |
| DYN | BUY | 2026-05-22 | $43K | — | Filing → |