Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-04-10 Sale | 2026-04-14 4:00 pm | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 2,693 | $7.01 | $18,878 | 44,925 (Direct) | View |
| 2026-04-08 Sale | 2026-04-10 7:31 pm | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 24,000 | $7.0455 | $169,092 | 55,717 (Direct) | View |
| 2026-03-02 Sale(A) | 2026-03-05 4:50 pm | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 7 | $7 | $49 | 71,611 (Direct) | View |
| 2026-03-02 Sale | 2026-03-04 4:07 pm | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 7 | $7 | $49 | 44,918 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-04-10 Exercise | 2026-04-14 4:00 pm | N/A 2030-08-27 | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 2,693 | $0 | 44,925 (Direct) | View |
| 2026-04-10 Exercise | 2026-04-14 4:00 pm | N/A N/A | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 2,693 | $1.05 | 44,925 (Direct) | View |
| 2026-04-08 Exercise | 2026-04-10 7:31 pm | N/A 2030-08-27 | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 24,000 | $0 | 55,717 (Direct) | View |
| 2026-04-08 Exercise | 2026-04-10 7:31 pm | N/A N/A | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 24,000 | $1.05 | 55,717 (Direct) | View |
| 2026-03-02 Exercise(A) | 2026-03-05 4:50 pm | N/A 2030-08-27 | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 7 | $0 | 71,611 (Direct) | View |
| 2026-03-02 Exercise(A) | 2026-03-05 4:50 pm | N/A N/A | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 7 | $1.05 | 71,611 (Direct) | View |
Ownership | 2026-03-04 4:05 pm | N/A N/A | 908 Devices Inc. | MASS | McCallion Kevin J. SVP, Products and Production | 0 | $0 | 369,221 (Direct) | View |