Kevin J. Knopp, President and CEO at 908 Devices Inc. (MASS), sold 58,694 shares at $22.22 ($1.3M) on 2022-07-29, disclosed to the SEC on 2022-08-01.
Open-market sale of $1.3M 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 | $22.01 | 5,700 | $125K | 9.6% |
| 2 | $22.01 | 5,700 | $125K | 9.6% |
| 3 | $22.22 | 18,000 | $400K | 30.6% |
| 4 | $22.46 | 14,647 | $329K | 25.1% |
| 5 | $22.46 | 14,647 | $329K | 25.1% |
| Total | $22.30 avg | 58,694 |
| $1.3M |
| 100% |
| Filing → |
| MASS | SELL | 2026-07-07 | $2K | — | Filing → |
| MASS | SELL | 2026-06-30 | $25K | — | Filing → |
| MASS | SELL | 2026-06-25 | $551K | — | Filing → |