Kevin J. Knopp, President and CEO at 908 Devices Inc. (MASS), sold 30,000 shares at $14.68 ($452K) on 2022-10-17, disclosed to the SEC on 2022-10-19.
Open-market sale of $452k MASS by President and CEO. 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 | $14.68 | 11,200 | $164K | 36.3% |
| 2 | $15.32 | 18,800 | $288K | 63.7% |
| Total | $15.08 avg | 30,000 | $452K | 100% |
| Filing → |
| MASS | SELL | 2026-07-07 | $2K | — | Filing → |
| MASS | SELL | 2026-06-30 | $25K | — | Filing → |
| MASS | SELL | 2026-06-25 | $551K | — | Filing → |