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 |
2021-09-01 Sale |
2021-09-03 4:15 pm |
908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer |
15,000 | $35.92 | $538,736 | 1,038,912 (Direct) |
View |
2021-08-27 Sale |
2021-08-30 4:29 pm |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
2,003 | $34.96 | $70,025 | 289,926 (Direct) |
View |
2021-08-23 Sale |
2021-08-25 6:47 pm |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
36,997 | $34.38 | $1,271,786 | 951,871 (Direct) |
View |
2021-08-16 Sale |
2021-08-18 4:57 pm |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
35,000 | $30.46 | $1,066,202 | 1,318,061 (Indirect Direct) |
View |
2021-08-16 Sale |
2021-08-17 4:19 pm |
908 Devices Inc. | MASS | Kenneweg John Vice President, Government |
10,000 | $30.45 | $304,521 | 123,033 (Direct) |
View |
2021-08-04 Sale |
2021-08-06 4:26 pm |
908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer |
15,000 | $32.54 | $488,067 | 1,053,912 (Direct) |
View |
2021-07-23 Sale |
2021-07-27 9:02 pm |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
21,000 | $32.25 | $677,331 | 420,512 (Direct) |
View |
2021-06-23 Sale(A) |
2021-07-23 7:08 pm |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
42,000 | $39.67 | $1,666,252 | 543,038 (Direct) |
View |
2021-07-16 Sale |
2021-07-20 5:43 pm |
908 Devices Inc. | MASS | Kenneweg John Vice President, Government |
10,000 | $32.27 | $322,673 | 133,033 (Direct) |
View |
2021-07-07 Sale |
2021-07-08 6:54 pm |
908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer |
35,000 | $33.63 | $1,177,170 | 1,068,912 (Direct) |
View |
2021-06-23 Sale |
2021-06-25 9:49 pm |
908 Devices Inc. | MASS | BARTHELEMY NICOLAS VP, Corporate Development |
13,000 | $39.72 | $516,370 | 101,875 (Indirect Direct) |
View |
2021-06-23 Sale |
2021-06-25 9:47 pm |
908 Devices Inc. | MASS | Basarsky Trent A. VP Corporate Development |
42,000 | $39.67 | $1,666,252 | 538,038 (Direct) |
View |
2021-06-16 Sale |
2021-06-21 08:05 am |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
17,814 | $39.32 | $700,446 | 91,580 (Direct) |
View |
2021-06-16 Sale |
2021-06-21 08:05 am |
908 Devices Inc. | MASS | Kenneweg John Vice President, Government |
10,000 | $39.27 | $392,700 | 143,033 (Direct) |
View |
2020-12-22 Purchase |
2020-12-22 8:40 pm |
908 Devices Inc. | MASS | HRUSOVSKY E KEVIN Director |
50,000 | $20 | $1,000,000 | 379,675 (Indirect Direct) |
View |
2020-12-22 Purchase |
2020-12-22 8:38 pm |
908 Devices Inc. | MASS | Turner Michael S. VP, General Counsel |
5,000 | $20 | $100,000 | 5,000 (Direct) |
View |
2020-12-22 Purchase |
2020-12-22 8:31 pm |
908 Devices Inc. | MASS | Kedar Sharon Director |
100,000 | $20 | $2,000,000 | 1,077,091 (Indirect) |
View |
2020-12-22 Purchase |
2020-12-22 8:28 pm |
908 Devices Inc. | MASS | ARCH Venture Fund VII L.P. ARCH Venture Partners VII L.P. ARCH Venture Partners VII LLC BYBEE CLINTON NELSEN ROBERT 10% Owner |
300,000 | $20 | $6,000,000 | 5,725,045 (Direct) |
View |
2020-12-22 Purchase |
2020-12-22 8:26 pm |
908 Devices Inc. | MASS | Basarsky Trent A. Vice President, Commercial |
5,000 | $20 | $100,000 | 5,000 (Direct) |
View |
2020-12-22 Purchase |
2020-12-22 8:20 pm |
908 Devices Inc. | MASS | BARTHELEMY NICOLAS Director |
14,000 | $20 | $280,000 | 33,541 (Indirect Direct) |
View |
2020-12-22 Purchase |
2020-12-22 8:17 pm |
908 Devices Inc. | MASS | CRANDELL KEITH Director 10% Owner |
300,000 | $20 | $6,000,000 | 5,725,045 (Indirect) |
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 |
2021-08-27 Exercise |
2021-08-30 4:29 pm |
N/A N/A |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
2,003 | $1.75 | 289,926 (Direct) |
View |
2021-08-27 Exercise |
2021-08-30 4:29 pm |
N/A 2027-04-26 |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
2,003 | $0 | 289,926 (Direct) |
View |
2021-08-23 Exercise |
2021-08-25 6:47 pm |
N/A N/A |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
36,997 | $1.75 | 951,871 (Direct) |
View |
2021-08-23 Exercise |
2021-08-25 6:47 pm |
N/A 2027-04-26 |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
36,997 | $0 | 951,871 (Direct) |
View |
2021-08-16 Exercise |
2021-08-17 4:19 pm |
N/A 2023-04-18 |
908 Devices Inc. | MASS | Kenneweg John Vice President, Government |
10,000 | $0 | 123,033 (Direct) |
View |
2021-08-16 Exercise |
2021-08-17 4:19 pm |
N/A N/A |
908 Devices Inc. | MASS | Kenneweg John Vice President, Government |
10,000 | $0.35 | 123,033 (Direct) |
View |
2021-07-23 Exercise |
2021-07-27 9:02 pm |
N/A N/A |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
21,000 | $1.75 | 420,512 (Direct) |
View |
2021-07-23 Exercise |
2021-07-27 9:02 pm |
N/A 2027-04-26 |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
21,000 | $0 | 420,512 (Direct) |
View |
2021-06-23 Exercise(A) |
2021-07-23 7:08 pm |
N/A N/A |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
42,000 | $1.75 | 543,038 (Direct) |
View |
2021-06-23 Exercise(A) |
2021-07-23 7:08 pm |
N/A 2027-04-26 |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
42,000 | $0 | 543,038 (Direct) |
View |
2021-07-16 Exercise |
2021-07-20 5:43 pm |
N/A 2023-04-18 |
908 Devices Inc. | MASS | Kenneweg John Vice President, Government |
10,000 | $0 | 133,033 (Direct) |
View |
2021-07-16 Exercise |
2021-07-20 5:43 pm |
N/A N/A |
908 Devices Inc. | MASS | Kenneweg John Vice President, Government |
10,000 | $0.35 | 133,033 (Direct) |
View |
2021-07-12 Exercise |
2021-07-14 5:16 pm |
N/A N/A |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
30,000 | $1.75 | 179,504 (Direct) |
View |
2021-07-12 Exercise |
2021-07-14 5:16 pm |
N/A 2027-04-26 |
908 Devices Inc. | MASS | Basarsky Trent A. VP, Corporate Development |
30,000 | $0 | 179,504 (Direct) |
View |
2021-06-23 Exercise |
2021-06-25 9:49 pm |
N/A N/A |
908 Devices Inc. | MASS | BARTHELEMY NICOLAS VP, Corporate Development |
7,000 | $1.58 | 101,875 (Direct) |
View |
2021-06-23 Exercise |
2021-06-25 9:49 pm |
N/A 2028-03-19 |
908 Devices Inc. | MASS | BARTHELEMY NICOLAS VP, Corporate Development |
7,000 | $0 | 101,875 (Direct) |
View |
2021-06-23 Exercise |
2021-06-25 9:47 pm |
N/A N/A |
908 Devices Inc. | MASS | Basarsky Trent A. VP Corporate Development |
42,000 | $1.75 | 538,038 (Direct) |
View |
2021-06-23 Exercise |
2021-06-25 9:47 pm |
N/A 2027-04-26 |
908 Devices Inc. | MASS | Basarsky Trent A. VP Corporate Development |
42,000 | $0 | 538,038 (Direct) |
View |
2021-06-17 Option Award |
2021-06-21 08:10 am |
N/A 2031-06-17 |
908 Devices Inc. | MASS | George Jeffrey P. Director |
3,834 | $0 | 3,834 (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 |
2021-06-17 Option Award |
2021-06-21 08:09 am |
N/A 2031-06-17 |
908 Devices Inc. | MASS | HRUSOVSKY E KEVIN Director |
3,834 | $0 | 3,834 (Direct) |
View |
2021-06-17 Option Award |
2021-06-21 08:08 am |
N/A 2031-06-17 |
908 Devices Inc. | MASS | ELOI FENEL M Director |
3,834 | $0 | 3,834 (Direct) |
View |
2021-06-17 Option Award |
2021-06-21 08:07 am |
N/A 2031-06-17 |
908 Devices Inc. | MASS | CRANDELL KEITH Director 10% Owner |
3,834 | $0 | 3,834 (Direct) |
View |
2021-06-17 Option Award |
2021-06-21 08:06 am |
N/A 2031-06-17 |
908 Devices Inc. | MASS | BARTHELEMY NICOLAS Director |
3,834 | $0 | 3,834 (Direct) |
View |
2021-06-16 Exercise |
2021-06-21 08:05 am |
N/A 2023-04-18 |
908 Devices Inc. | MASS | Kenneweg John Vice President, Government |
10,000 | $0 | 143,033 (Direct) |
View |
2021-06-16 Exercise |
2021-06-21 08:05 am |
N/A N/A |
908 Devices Inc. | MASS | Kenneweg John Vice President, Government |
10,000 | $0.35 | 143,033 (Direct) |
View |
2021-06-07 Option Award |
2021-06-09 7:22 pm |
N/A 2031-06-07 |
908 Devices Inc. | MASS | Eisenberg Marcia Director |
5,556 | $0 | 5,556 (Direct) |
View |
2020-12-22 Conversion(A) |
2021-04-30 8:50 pm |
N/A N/A |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
177,234 | $0 | 1,353,061 (Direct) |
View |
Ownership(A) |
2021-04-30 8:47 pm |
N/A N/A |
908 Devices Inc. | MASS | Knopp Kevin J. President and CEO |
0 | $0 | 1,475,979 (Direct) |
View |
2021-03-01 Option Award |
2021-03-03 7:01 pm |
N/A 2031-03-01 |
908 Devices Inc. | MASS | George Jeffrey P. Director |
4,085 | $0 | 4,085 (Direct) |
View |
2021-03-01 Option Award |
2021-03-03 7:01 pm |
N/A 2031-03-01 |
908 Devices Inc. | MASS | ELOI FENEL M Director |
4,085 | $0 | 4,085 (Direct) |
View |
2020-12-22 Conversion |
2020-12-22 8:40 pm |
N/A N/A |
908 Devices Inc. | MASS | HRUSOVSKY E KEVIN Director |
407,309 | $0 | 379,675 (Direct) |
View |
2020-12-22 Conversion |
2020-12-22 8:36 pm |
N/A N/A |
908 Devices Inc. | MASS | Knopp Kevin J. President & CEO |
177,234 | $0 | 1,353,061 (Direct) |
View |
2020-12-22 Conversion |
2020-12-22 8:31 pm |
N/A N/A |
908 Devices Inc. | MASS | Kedar Sharon Director |
977,091 | $0 | 1,077,091 (Indirect) |
View |
2020-12-22 Conversion |
2020-12-22 8:28 pm |
N/A N/A |
908 Devices Inc. | MASS | ARCH Venture Fund VII L.P. ARCH Venture Partners VII L.P. ARCH Venture Partners VII LLC BYBEE CLINTON NELSEN ROBERT 10% Owner |
10,850,090 | $0 | 5,725,045 (Direct) |
View |
2020-12-22 Conversion |
2020-12-22 8:24 pm |
N/A N/A |
908 Devices Inc. | MASS | Brown Christopher D. Chief Technology Officer |
4,396 | $0 | 1,103,912 (Direct) |
View |
2020-12-22 Conversion |
2020-12-22 8:22 pm |
N/A N/A |
908 Devices Inc. | MASS | Griffith Joseph H. IV Chief Financial Officer |
17,814 | $0 | 109,394 (Direct) |
View |
2020-12-22 Conversion |
2020-12-22 8:20 pm |
N/A N/A |
908 Devices Inc. | MASS | BARTHELEMY NICOLAS Director |
19,541 | $0 | 33,541 (Indirect) |
View |
2020-12-22 Conversion |
2020-12-22 8:17 pm |
N/A N/A |
908 Devices Inc. | MASS | CRANDELL KEITH Director 10% Owner |
10,850,090 | $0 | 5,725,045 (Indirect) |
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 |