Matthew Stanton, Chief Scientific Officer at Generation Bio Co. (GBIO), sold 20,260 shares at $37.14 ($761K) on 2020-12-10, disclosed to the SEC on 2020-12-14.
Open-market sale of $761k GBIO by Chief Scientific 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $37.14 | 5,318 | $198K | 25.9% |
| 2 | $37.14 | 5,318 | $198K | 25.9% |
| 3 | $38.01 | 4,402 | $167K | 22.0% |
| 4 | $38.01 | 4,402 | $167K | 22.0% |
| 5 | $38.62 | 820 | $32K | 4.2% |
| Total | $37.58 avg | 20,260 |
| $761K |
| 100% |
| Filing → |
| GBIO | SELL | 2021-08-25 | $38K | — | Filing → |
| GBIO | SELL | 2021-08-11 | $34K | — | Filing → |
| GBIO | SELL | 2021-07-14 | $75K | — | Filing → |