David Davidson, Chief Medical Officer at bluebird bio, Inc. (BLUE), sold 4,502 shares at $145.96 ($660K) on 2019-03-13, disclosed to the SEC on 2019-03-15.
Seasonal sale ($660k) by Chief Medical Officer — this insider has traded BLUE in March in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $145.96 | 1,700 | $248K | 37.6% |
| 2 | $146.95 | 1,401 | $206K | 31.2% |
| 3 | $146.95 | 1,401 | $206K | 31.2% |
| Total | $146.58 avg | 4,502 | $660K | 100% |
| Filing → |
| BLUE | SELL | 2021-02-18 | $20K | — | Filing → |
| BLUE | SELL | 2021-02-04 | $3K | — | Filing → |
| BLUE | SELL | 2021-01-08 | $288K | — | Filing → |