Brian S. Posner, Director at BIOGEN INC. (BIIB), sold 2,168 shares at $256.31 ($556K) on 2017-06-09, disclosed to the SEC on 2017-06-12.
Seasonal sale ($556k) by Director — this insider has traded BIIB in June in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $256.31 | 1,084 | $278K | 50.0% |
| 2 | $256.31 | 1,084 | $278K | 50.0% |
| Total | $256.31 avg | 2,168 | $556K | 100% |
| Filing → |
| ACGL | SELL | 2026-06-04 | $59K | — | Filing → |
| DYN | BUY | 2026-05-28 | $36K | — | Filing → |
| DYN | BUY | 2026-05-22 | $43K | — | Filing → |