908 Devices Inc.
MASS
51 insider filings · Latest: Oct 7, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 2, 2026 | Jun 4 8:43 PM | AWM Investment Company, Inc.10% Owner | Sale | 2,500 | $8.95 | $22.4K | 4,927,273(I) | View → |
| Jun 3, 2026 | Jun 4 8:15 PM | Christopher D. BrownDirector | Sale | 20,000 | $8.73 | $174.6K | 875,559(D) | View → |
| Jun 3, 2026 | Jun 3 8:31 PM | CHRISTOPHER BROWN | Proposed Sale | 70,000 | $8.85 | $619.5K | — | View → |
| May 28, 2026 | May 29 8:48 PM | AWM Investment Company, Inc.10% Owner | Sale | 170,442 | $8.66 | $1.5M | 4,929,773(I) | View → |
| May 27, 2026 | May 29 8:48 PM | AWM Investment Company, Inc.10% Owner | Sale | 16,500 | $8.25 | $136.2K | 5,100,215(I) | View → |
| May 28, 2026 | May 29 8:15 PM | Iv H. Griffith JosephChief Financial Officer | Sale | 6,940 | $9.03 | $62.7K | 132,956(D) | View → |
| May 28, 2026 | May 29 8:15 PM | Christopher D. BrownDirector | Sale | 30,000 | $9.00 | $270.0K | 895,559(D) | View → |
| May 28, 2026 | May 28 8:34 PM | JOSEPH GRIFFITH | Proposed Sale | 6,940 | $8.16 | $56.6K | — | View → |
| May 11, 2026 | May 13 8:49 PM | AWM Investment Company, Inc.10% Owner | Sale | 5,000 | $8.25 | $41.3K | 5,116,715(I) | View → |
| May 8, 2026 | May 11 8:05 PM | John KennewegSVP, Sales & Product Marketing | Sale | 18,255 | $8.11 | $148.0K | 57,784(D) | View → |
| May 8, 2026 | May 8 8:40 PM | AWM Investment Company, Inc.10% Owner | Sale | 3,025 | $8.20 | $24.8K | 5,121,715(I) | View → |
| May 7, 2026 | May 8 8:40 PM | AWM Investment Company, Inc.10% Owner | Sale | 12,819 | $8.20 | $105.2K | 5,124,740(I) | View → |
| May 6, 2026 | May 8 8:40 PM | AWM Investment Company, Inc.10% Owner | Sale | 62,365 | $8.05 | $502.2K | 5,137,559(I) | View → |
| May 8, 2026 | May 8 8:35 PM | JOHN WESLEY KENNEWEG | Proposed Sale | 18,255 | $8.11 | $148.1K | — | View → |
| May 6, 2026 | May 7 8:30 PM | Christopher D. BrownDirector | Sale | 20,000 | $7.23 | $144.6K | 925,559(D) | View → |
| May 1, 2026 | May 4 8:30 PM | John KennewegSVP, Sales & Product Marketing | Sale | 7,787 | $6.83 | $53.2K | 76,039(D) | View → |
| Apr 10, 2026 | Apr 14 8:00 PM | Kevin J. MccallionSVP, Products and Production | Sale | 2,693 | $7.01 | $18.9K | 44,925(D) | View → |
| Apr 9, 2026 | Apr 10 11:31 PM | Kevin J. MccallionSVP, Products and Production | Sale | 5,420 | $7.03 | $38.1K | 44,925(D) | View → |
| Apr 8, 2026 | Apr 10 11:31 PM | Kevin J. MccallionSVP, Products and Production | Sale | 18,580 | $7.05 | $131.0K | 44,925(D) | View → |
| Apr 10, 2026 | Apr 10 10:37 PM | Christopher D. BrownDirector | Sale | 17,578 | $7.07 | $124.3K | 945,559(D) | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Apr 28, 2026 | Apr 29 8:05 PM | John KennewegSVP, Sales & Product Marketing | Grant/Award | 26,042 | — | 26,042(D) | View → |
| Apr 21, 2026 | Apr 22 12:08 PM | Kolawole A. OtitojuChief Bus. & Strategy Officer | Grant/Award | 256,982 | $7.26 | 110,193(D) | View → |
| Apr 10, 2026 | Apr 14 8:00 PM | Kevin J. MccallionSVP, Products and Production | Option Exercise | 2,693 | $1.05 | 0(D) | View → |
| Apr 9, 2026 | Apr 10 11:31 PM | Kevin J. MccallionSVP, Products and Production | Option Exercise | 5,420 | $1.05 | 2,686(D) | View → |
| Apr 8, 2026 | Apr 10 11:31 PM | Kevin J. MccallionSVP, Products and Production | Option Exercise | 18,580 | $1.05 | 8,106(D) | View → |
| Mar 2, 2026 | Mar 5 9:50 PM | Kevin J. MccallionSVP, Products and Production | Option Exercise | 7 | $1.05 | 26,686(D) | View → |
| Feb 1, 2026 | Feb 4 1:45 AM | Christopher D. BrownDirector | Option Exercise | 23,437 | — | 21,982(D) | View → |
| Feb 2, 2026 | Feb 4 1:45 AM | Kevin J. KnoppDirector, President and CEO | Grant/Award | 296,021 | $6.19 | 90,043(D) | View → |
| Feb 1, 2026 | Feb 4 1:45 AM | Kevin J. KnoppDirector, President and CEO | Option Exercise | 107,999 | — | 132,576(D) | View → |
| Feb 2, 2026 | Feb 4 1:45 AM | Iv H. Griffith JosephChief Financial Officer | Grant/Award | 174,131 | $6.19 | 52,967(D) | View → |
| Feb 1, 2026 | Feb 4 1:45 AM | Iv H. Griffith JosephChief Financial Officer | Option Exercise | 70,141 | — | 86,945(D) | View → |
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