David Davidson, Chief Medical Officer at bluebird bio, Inc. (BLUE), sold 8,020 shares at $133.13 ($1.1M) on 2019-02-04, disclosed to the SEC on 2019-02-05.
Seasonal sale ($1.1M) by Chief Medical Officer — this insider has traded BLUE in February in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $133.13 | 600 | $80K | 7.4% |
| 2 | $134.22 | 3,110 | $417K | 38.8% |
| 3 | $134.22 | 3,110 | $417K | 38.8% |
| 4 | $135.10 | 1,200 | $162K | 15.1% |
| Total | $134.27 avg | 8,020 | $1.1M | 100% |
| Filing → |
| BLUE | SELL | 2021-02-18 | $20K | — | Filing → |
| BLUE | SELL | 2021-02-04 | $3K | — | Filing → |
| BLUE | SELL | 2021-01-08 | $288K | — | Filing → |