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 |
2022-11-22 Purchase |
2022-11-23 4:38 pm |
908 Devices Inc. | MASS | Spoto Mark Director |
2,585 | $9.65 | $24,945 | 44,022 (Indirect Direct) |
View |
2020-12-22 Purchase |
2020-12-22 8:14 pm |
908 Devices Inc. | MASS | Spoto Mark Director |
1,000 | $20 | $20,000 | 169,666 (Indirect 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 |
2024-06-13 Option Award |
2024-06-14 4:21 pm |
N/A N/A |
908 Devices Inc. | MASS | Spoto Mark Director |
27,360 | $0 | 83,930 (Direct) |
View |
2024-06-12 Exercise |
2024-06-14 4:21 pm |
N/A N/A |
908 Devices Inc. | MASS | Spoto Mark Director |
7,777 | $0 | 83,930 (Direct) |
View |
2023-06-15 Option Award |
2023-06-16 5:52 pm |
N/A N/A |
908 Devices Inc. | MASS | Spoto Mark Director |
19,853 | $0 | 68,646 (Direct) |
View |
2023-06-14 Exercise |
2023-06-16 5:52 pm |
N/A N/A |
908 Devices Inc. | MASS | Spoto Mark Director |
4,771 | $0 | 68,646 (Direct) |
View |
2022-06-16 Option Award |
2022-06-17 4:19 pm |
N/A N/A |
908 Devices Inc. | MASS | Spoto Mark Director |
12,741 | $0 | 54,178 (Direct) |
View |
2022-06-15 Exercise |
2022-06-17 4:19 pm |
N/A N/A |
908 Devices Inc. | MASS | Spoto Mark Director |
1,379 | $0 | 54,178 (Direct) |
View |
2021-06-17 Option Award |
2021-06-21 08:09 am |
N/A 2031-06-17 |
908 Devices Inc. | MASS | Spoto Mark Director |
3,834 | $0 | 3,834 (Direct) |
View |
2020-12-22 Conversion |
2020-12-22 8:14 pm |
N/A N/A |
908 Devices Inc. | MASS | Spoto Mark Director |
3,887,282 | $0 | 169,666 (Indirect) |
View |
2020-12-17 Option Award |
2020-12-21 7:03 pm |
N/A N/A |
908 Devices Inc. | MASS | Spoto Mark Director |
14,410 | $0 | 14,410 (Direct) |
View |
Ownership |
2020-12-17 8:07 pm |
N/A N/A |
908 Devices Inc. | MASS | Spoto Mark Director |
0 | $0 | 1,943,641 (Indirect) |
View |