Christopher D. Brown, Chief Technology Officer at 908 Devices Inc. (MASS), sold 19,658 shares at $20.06 ($394K) on 2022-04-12, disclosed to the SEC on 2022-04-14.
Open-market sale of $394k MASS by Chief Technology 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 | $20.06 | 9,829 | $197K | 50.0% |
| 2 | $20.06 | 9,829 | $197K | 50.0% |
| Total | $20.06 avg | 19,658 | $394K | 100% |
| Filing → |
| MASS | SELL | 2026-08-12 | $162K | — | Filing → |
| MASS | SELL | 2026-08-07 | $170K | — | Filing → |
| MASS | SELL | 2026-07-07 | $20K | — | Filing → |