Kory James Wentworth, Principal Accounting Officer at bluebird bio, Inc. (BLUE), sold 223 shares at $89.97 ($20K) on 2020-01-07, disclosed to the SEC on 2020-01-09.
Open-market sale of $20k BLUE by Principal Accounting Officer. 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.
| Filing → |
| TRDA | SELL | 2026-03-06 | $196K | — | Filing → |
| TRDA | SELL | 2025-11-24 | $178K | — | Filing → |
| TRDA | SELL | 2025-03-19 | $19K | — | Filing → |