Atlas Venture Associates X, LLC, 10% Owner at Magenta Therapeutics, Inc. (MGTA), sold 754,990 shares at $17.86 ($509K) on 2019-03-20, disclosed to the SEC on 2019-03-22.
Open-market sale of $509k MGTA by 10% Owner. 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 | $0.00 | 726,500 | $0 | 0.0% |
| 2 | $17.86 | 14,245 | $254K | 50.0% |
| 3 | $17.86 | 14,245 | $254K | 50.0% |
| Total | $0.67 avg | 754,990 | $509K | 100% |
| Filing → |
| GBIO | SELL | 2021-09-24 | $7.0M | — | Filing → |
| KYMR | SELL | 2021-08-12 | $14.8M | — | Filing → |
| GBIO | SELL | 2021-04-14 | $7.3M | — | Filing → |