Joseph H. Griffith IV, Chief Financial Officer at 908 Devices Inc. (MASS), sold 11,160 shares at $9.08 ($101K) on 2023-12-19, disclosed to the SEC on 2023-12-21.
Open-market sale of $101k MASS by Chief Financial Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $9.08 | 5,580 | $51K | 50.0% |
| 2 | $9.08 | 5,580 | $51K | 50.0% |
| Total | $9.08 avg | 11,160 | $101K | 100% |
| Filing → |
| MASS | SELL | 2026-02-03 | $143K | — | Filing → |
| MASS | SELL | 2025-10-06 | $45K | — | Filing → |
| MASS | SELL | 2025-09-23 | $35K | — | Filing → |