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 |
2023-02-01 Sale |
2023-02-03 5:16 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
44,049 | $10.4 | $458,299 | 1,022,835 (Indirect Direct) |
View |
2023-02-01 Sale |
2023-02-03 5:16 pm |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
5,102 | $9.7205 | $49,594 | 106,887 (Direct) |
View |
2023-02-01 Sale |
2023-02-03 5:15 pm |
908 Devices Inc. | MASS | Fitzpatrick Maura VP, Product Management & Mktg |
1,593 | $9.2 | $14,656 | 16,115 (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 |
2022-11-22 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 |
2022-11-15 Sale |
2022-11-17 4:25 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
20,000 | $11.04 | $220,759 | 1,021,865 (Indirect Direct) |
View |
2022-10-17 Sale |
2022-10-19 5:07 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
30,000 | $15.08 | $452,432 | 1,041,865 (Indirect Direct) |
View |
2022-09-15 Sale |
2022-09-19 4:21 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
30,000 | $16.94 | $508,200 | 1,071,865 (Indirect 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 |
2022-08-17 Sale |
2022-08-18 4:22 pm |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
5,000 | $18.15 | $90,750 | 76,069 (Direct) |
View |
2022-08-15 Sale |
2022-08-17 4:18 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
30,000 | $19.27 | $578,063 | 1,101,865 (Indirect Direct) |
View |
2022-08-05 Sale |
2022-08-09 4:18 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
26,196 | $25.32 | $663,240 | 1,131,865 (Indirect Direct) |
View |
2022-08-03 Sale |
2022-08-05 4:18 pm |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
13,333 | $24.39 | $325,132 | 104,313 (Direct) |
View |
2022-08-02 Sale |
2022-08-03 4:16 pm |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
10,000 | $23.96 | $239,600 | 81,069 (Direct) |
View |
2022-07-28 Sale |
2022-08-01 5:11 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
38,347 | $22.28 | $854,389 | 1,158,061 (Indirect Direct) |
View |
2022-07-21 Sale |
2022-07-25 4:16 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
200 | $22.04 | $4,408 | 1,196,408 (Indirect Direct) |
View |
2022-07-15 Sale |
2022-07-19 4:30 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
30,000 | $17.37 | $521,137 | 1,196,608 (Indirect 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 |
2022-07-06 Sale |
2022-07-08 4:35 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
1,453 | $22.07 | $32,063 | 1,226,608 (Indirect Direct) |
View |
2022-06-29 Sale |
2022-07-01 4:11 pm |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
5,000 | $20.03 | $100,150 | 0 (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 |
2022-06-24 Sale |
2022-06-27 5:00 pm |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
18,188 | $19.12 | $347,683 | 123,305 (Direct) |
View |
2022-06-23 Sale |
2022-06-27 5:00 pm |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
10,000 | $17.9 | $179,000 | 96,069 (Direct) |
View |
2022-06-17 Sale |
2022-06-22 4:08 pm |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
9,000 | $15.05 | $135,495 | 162,722 (Direct) |
View |
2022-06-21 Sale |
2022-06-22 4:07 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
9,200 | $15.07 | $138,644 | 1,228,061 (Indirect Direct) |
View |
2022-06-15 Sale |
2022-06-17 4:13 pm |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
1,000 | $15.02 | $15,020 | 132,101 (Direct) |
View |
2022-06-15 Sale |
2022-06-17 4:12 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
20,800 | $14.66 | $304,876 | 1,237,261 (Indirect Direct) |
View |
2022-06-13 Sale |
2022-06-15 4:20 pm |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
13,334 | $13.54 | $180,542 | 133,101 (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 |
2023-02-01 Exercise |
2023-02-03 5:16 pm |
N/A N/A |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
11,255 | $0 | 1,022,835 (Direct) |
View |
2023-02-01 Exercise |
2023-02-03 5:16 pm |
N/A N/A |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
5,102 | $0 | 106,887 (Direct) |
View |
2023-02-01 Exercise |
2023-02-03 5:15 pm |
N/A N/A |
908 Devices Inc. | MASS | Fitzpatrick Maura VP, Product Management & Mktg |
4,427 | $0 | 16,115 (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 |
2022-11-21 Exercise |
2022-11-22 4:06 pm |
N/A N/A |
908 Devices Inc. | MASS | HRUSOVSKY E KEVIN Director |
76,016 | $0.35 | 457,070 (Direct) |
View |
2022-11-21 Exercise |
2022-11-22 4:06 pm |
N/A 2023-02-17 |
908 Devices Inc. | MASS | HRUSOVSKY E KEVIN Director |
76,016 | $0 | 457,070 (Direct) |
View |
2022-08-17 Exercise |
2022-08-18 4:22 pm |
N/A N/A |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
5,000 | $7.91 | 76,069 (Direct) |
View |
2022-08-17 Exercise |
2022-08-18 4:22 pm |
N/A 2030-11-03 |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
5,000 | $0 | 76,069 (Direct) |
View |
2022-08-03 Exercise |
2022-08-05 4:18 pm |
N/A 2026-12-05 |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
13,333 | $0 | 104,313 (Direct) |
View |
2022-08-03 Exercise |
2022-08-05 4:18 pm |
N/A N/A |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
13,333 | $0.96 | 104,313 (Direct) |
View |
2022-08-02 Exercise |
2022-08-03 4:16 pm |
N/A N/A |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
10,000 | $7.91 | 81,069 (Direct) |
View |
2022-08-02 Exercise |
2022-08-03 4:16 pm |
N/A 2030-11-03 |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
10,000 | $0 | 81,069 (Direct) |
View |
2022-06-24 Exercise |
2022-06-27 5:00 pm |
N/A 2026-12-05 |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
18,188 | $0 | 123,305 (Direct) |
View |
2022-06-24 Exercise |
2022-06-27 5:00 pm |
N/A N/A |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
18,188 | $0.96 | 123,305 (Direct) |
View |
2022-06-23 Exercise |
2022-06-27 5:00 pm |
N/A N/A |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
10,000 | $7.91 | 96,069 (Direct) |
View |
2022-06-23 Exercise |
2022-06-27 5:00 pm |
N/A 2030-11-03 |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
10,000 | $0 | 96,069 (Direct) |
View |
2022-06-17 Exercise |
2022-06-22 4:08 pm |
N/A 2026-12-05 |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
9,000 | $0 | 162,722 (Direct) |
View |
2022-06-17 Exercise |
2022-06-22 4:08 pm |
N/A N/A |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
9,000 | $0.96 | 162,722 (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 |
2022-06-16 Option Award |
2022-06-17 4:18 pm |
N/A N/A |
908 Devices Inc. | MASS | HRUSOVSKY E KEVIN Director |
12,741 | $0 | 393,795 (Direct) |
View |
2022-06-15 Exercise |
2022-06-17 4:18 pm |
N/A N/A |
908 Devices Inc. | MASS | HRUSOVSKY E KEVIN Director |
1,379 | $0 | 393,795 (Direct) |
View |
2022-06-16 Option Award |
2022-06-17 4:18 pm |
N/A N/A |
908 Devices Inc. | MASS | Hunt Anthony Director |
12,741 | $0 | 12,741 (Direct) |
View |
2022-06-16 Option Award |
2022-06-17 4:17 pm |
N/A N/A |
908 Devices Inc. | MASS | George Jeffrey P. Director |
12,741 | $0 | 14,628 (Direct) |
View |
2022-06-15 Exercise |
2022-06-17 4:17 pm |
N/A N/A |
908 Devices Inc. | MASS | George Jeffrey P. Director |
1,379 | $0 | 14,628 (Direct) |
View |
2022-06-16 Option Award |
2022-06-17 4:16 pm |
N/A N/A |
908 Devices Inc. | MASS | ELOI FENEL M Director |
12,741 | $0 | 14,628 (Direct) |
View |
2022-06-15 Exercise |
2022-06-17 4:16 pm |
N/A N/A |
908 Devices Inc. | MASS | ELOI FENEL M Director |
1,379 | $0 | 14,628 (Direct) |
View |
2022-06-16 Option Award |
2022-06-17 4:16 pm |
N/A N/A |
908 Devices Inc. | MASS | Eisenberg Marcia Director |
12,741 | $0 | 12,741 (Direct) |
View |
2022-06-16 Option Award |
2022-06-17 4:15 pm |
N/A N/A |
908 Devices Inc. | MASS | CRANDELL KEITH Director 10% Owner |
12,741 | $0 | 5,739,165 (Direct) |
View |
2022-06-15 Exercise |
2022-06-17 4:15 pm |
N/A N/A |
908 Devices Inc. | MASS | CRANDELL KEITH Director 10% Owner |
1,379 | $0 | 5,739,165 (Direct) |
View |
2022-06-15 Exercise |
2022-06-17 4:14 pm |
N/A N/A |
908 Devices Inc. | MASS | BARTHELEMY NICOLAS Director |
1,379 | $0 | 28,920 (Direct) |
View |
2022-06-15 Exercise |
2022-06-17 4:13 pm |
N/A 2026-12-05 |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
1,000 | $0 | 132,101 (Direct) |
View |
2022-06-15 Exercise |
2022-06-17 4:13 pm |
N/A N/A |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
1,000 | $0.96 | 132,101 (Direct) |
View |
2022-06-13 Exercise |
2022-06-15 4:20 pm |
N/A 2026-12-05 |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
13,334 | $0 | 133,101 (Direct) |
View |
2022-06-13 Exercise |
2022-06-15 4:20 pm |
N/A N/A |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
13,334 | $0.96 | 133,101 (Direct) |
View |
2022-06-07 Exercise |
2022-06-08 4:13 pm |
N/A N/A |
908 Devices Inc. | MASS | Eisenberg Marcia Director |
682 | $0 | 2,045 (Direct) |
View |
Ownership |
2022-05-09 4:53 pm |
N/A 2031-04-12 |
908 Devices Inc. | MASS | Fournier Michele Chief People Officer |
0 | $0 | 59,314 (Direct) |
View |
Ownership |
2022-05-09 4:52 pm |
N/A 2030-09-30 |
908 Devices Inc. | MASS | Fitzpatrick Maura VP, Product Management & Mktg |
0 | $0 | 134,505 (Direct) |
View |