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 |
| 2026-11-04 Sale | 2026-11-06 4:30 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 30,000 | $10.95 | $328,500 | 775,559 (Direct) | View |
| 2026-10-07 Sale | 2026-10-09 4:15 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 30,000 | $11.89 | $356,700 | 859,877 (Direct) | View |
| 2026-09-02 Sale | 2026-09-04 4:15 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 30,000 | $10.58 | $317,400 | 775,559 (Direct) | View |
| 2026-08-10 Sale | 2026-08-12 5:05 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 17,800 | $9.1239 | $162,406 | 805,559 (Direct) | View |
| 2026-08-05 Sale | 2026-08-07 4:50 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 20,000 | $8.49 | $169,800 | 823,359 (Direct) | View |
| 2026-07-02 Sale | 2026-07-07 4:45 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 2,200 | $9.02 | $19,844 | 843,359 (Direct) | View |
| 2026-06-30 Sale | 2026-07-02 4:15 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 20,000 | $8.84 | $176,800 | 845,559 (Direct) | View |
| 2026-06-23 Sale | 2026-06-25 5:15 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 9,900 | $9.04 | $89,496 | 865,559 (Direct) | View |
| 2026-06-04 Sale | 2026-06-05 6:49 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 100 | $9 | $900 | 875,459 (Direct) | View |
| 2026-06-03 Sale | 2026-06-04 4:15 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 20,000 | $8.73 | $174,600 | 875,559 (Direct) | View |
| 2026-05-28 Sale | 2026-05-29 4:15 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 30,000 | $9 | $270,000 | 895,559 (Direct) | View |
| 2026-05-06 Sale | 2026-05-07 4:30 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 20,000 | $7.23 | $144,600 | 925,559 (Direct) | View |
| 2026-04-08 Sale | 2026-04-10 6:37 pm | 908 Devices Inc. | MASS | Brown Christopher D. Director | 40,000 | $7.0569 | $282,278 | 945,559 (Direct) | View |
| 2025-02-03 Sale | 2025-02-04 4:49 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 7,767 | $2.3421 | $18,191 | 1,014,959 (Direct) | View |
| 2024-02-01 Sale | 2024-02-02 4:37 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 3,957 | $7.0079 | $27,730 | 918,702 (Direct) | View |
| 2023-12-19 Sale | 2023-12-21 4:46 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 20,000 | $9.1 | $182,000 | 877,905 (Direct) | View |
| 2023-06-07 Sale | 2023-06-09 4:17 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 4,470 | $10.03 | $44,834 | 897,905 (Direct) | View |
| 2023-05-23 Sale | 2023-05-25 4:12 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 10,000 | $10.02 | $100,200 | 892,375 (Direct) | View |
| 2023-02-01 Sale | 2023-02-03 5:14 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 11,564 | $9.9137 | $114,642 | 917,457 (Direct) | View |
| 2022-09-12 Sale | 2022-09-14 4:27 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 20,000 | $19.58 | $391,600 | 908,912 (Direct) | View |
| 2022-07-06 Sale | 2022-07-08 4:37 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 10,000 | $21.28 | $212,768 | 928,912 (Direct) | View |
| 2022-06-29 Sale | 2022-07-01 4:10 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 20,171 | $20.2 | $407,488 | 938,912 (Direct) | View |
| 2022-04-12 Sale | 2022-04-14 4:20 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 9,829 | $20.06 | $197,170 | 959,083 (Direct) | View |
| 2022-03-18 Sale | 2022-03-21 4:39 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 19,900 | $20.06 | $399,194 | 968,912 (Direct) | View |
| 2022-03-11 Sale | 2022-03-15 4:32 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 100 | $20 | $2,000 | 988,812 (Direct) | View |
| 2022-01-05 Sale | 2022-01-07 4:09 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 10,000 | $23.67 | $236,688 | 988,912 (Direct) | View |
| 2021-12-01 Sale | 2021-12-03 4:12 pm | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 10,000 | $23.86 | $238,603 | 998,912 (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 |
| 2026-10-07 Exercise | 2026-10-09 4:15 pm | N/A N/A | 908 Devices Inc. | MASS | Brown Christopher D. Director | 60,000 | $1.75 | 859,877 (Direct) | View |
| 2026-10-07 Exercise | 2026-10-09 4:15 pm | N/A 2027-06-22 | 908 Devices Inc. | MASS | Brown Christopher D. Director | 60,000 | $0 | 859,877 (Direct) | View |
| 2026-02-01 Exercise | 2026-02-03 8:45 pm | N/A N/A | 908 Devices Inc. | MASS | Brown Christopher D. Director | 23,437 | $0 | 1,014,959 (Direct) | View |
Ownership | 2025-06-18 4:37 pm | N/A N/A | 908 Devices Inc. | MASS | Brown Christopher D. Director | 0 | $0 | 1,335,363 (Direct) | View |
| 2025-02-01 Exercise | 2025-02-04 4:49 pm | N/A N/A | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 23,436 | $0 | 1,014,959 (Direct) | View |
| 2024-12-19 Exercise | 2024-12-19 4:53 pm | N/A 2029-01-20 | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 55,131 | $0 | 946,453 (Direct) | View |
| 2024-12-19 Exercise | 2024-12-19 4:53 pm | N/A N/A | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 55,131 | $1.58 | 946,453 (Direct) | View |
| 2024-08-07 Exercise | 2024-08-08 5:01 pm | N/A 2029-01-20 | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 6,328 | $0 | 946,453 (Direct) | View |
| 2024-08-07 Exercise | 2024-08-08 5:01 pm | N/A N/A | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 6,328 | $1.58 | 946,453 (Direct) | View |
| 2024-04-01 Exercise | 2024-04-02 4:06 pm | N/A N/A | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 3,600 | $1.75 | 999,312 (Direct) | View |
| 2024-04-01 Exercise | 2024-04-02 4:06 pm | N/A 2027-06-22 | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 3,600 | $0 | 999,312 (Direct) | View |
| 2024-03-01 Option Award | 2024-03-05 6:05 pm | N/A 2034-02-28 | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 104,029 | $0 | 104,029 (Direct) | View |
| 2024-02-01 Exercise | 2024-02-02 4:37 pm | N/A N/A | 908 Devices Inc. | MASS | Brown Christopher D. Chief Product Officer | 12,446 | $0 | 918,702 (Direct) | View |
| 2023-03-01 Option Award | 2023-03-16 4:33 pm | N/A 2033-02-28 | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 74,690 | $0 | 74,690 (Direct) | View |
| 2023-02-01 Exercise | 2023-02-03 5:14 pm | N/A N/A | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 5,027 | $0 | 917,457 (Direct) | View |
| 2022-03-01 Option Award | 2022-03-03 4:34 pm | N/A 2032-03-01 | 908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer | 53,509 | $0 | 53,509 (Direct) | View |