Christopher D. Brown, Chief Technology Officer at 908 Devices Inc. (MASS), sold 10,000 shares at $21.04 ($213K) on 2022-07-06, disclosed to the SEC on 2022-07-08.
Open-market sale of $213k 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 | $21.04 | 6,800 | $143K | 67.2% |
| 2 | $21.78 | 3,200 | $70K | 32.8% |
| Total | $21.28 avg | 10,000 | $213K | 100% |
| Filing → |
| MASS | SELL | 2026-08-12 | $162K | — | Filing → |
| MASS | SELL | 2026-08-07 | $170K | — | Filing → |
| MASS | SELL | 2026-07-07 | $20K | — | Filing → |