AWM Investment Company, Inc., 10% Owner at 908 Devices Inc. (MASS), sold 50,000 shares at $8.36 ($418K) on 2026-08-04, disclosed to the SEC on 2026-08-06.
Open-market sale of $418k MASS by 10% Owner. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Negative factors outweigh the positive ones.
| Filing → |
| MASS | SELL | 2026-06-24 | $69K | — | Filing → |
| MASS | SELL | 2026-06-04 | $379K | — | Filing → |
| MASS | SELL | 2026-05-29 | $1.6M | — | Filing → |