908 Devices Inc. insider trading
MASS$12.69+0.18 (+1.44%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+45.0%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- KCKeith Crandell13.9461%
- AIAWM Investment Company, Inc.11.4598%
- KJKevin J. Knopp2.6545%
- CDChristopher D. Brown1.8763%
- EKE. Kevin Hrusovsky1.1977%
- JHJoseph H. Griffith IV0.2939%
- MSMark Spoto0.2249%
- JKJohn Kenneweg0.1398%
- KJKevin J. McCallion0.1087%
- AHAnthony Hunt0.1069%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| MASS | AWM Investment Company, Inc. | Open market sell$207K | -0.4% | $11.52 | $207K | Sep 29, 2026 | Oct 1, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$273K | -0.3% | $11.36 | $273K | Sep 24, 2026 | Sep 25, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$11.3K | 0.0% | $11.25 | $11.3K | Sep 23, 2026 | Sep 25, 2026 |
| MASS | Christopher D. Brown | Open market sell$317K | -3.7% | $10.58 | $317K | Sep 2, 2026 | Sep 4, 2026 |
| MASS | Joseph H. Griffith IV | Open market sell$125K | -8.6% | $10.95 | $125K | Aug 25, 2026 | Aug 27, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$441K | -0.9% | $10.61 | $441K | Aug 21, 2026 | Aug 24, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$88.6K | -0.2% | $10.52 | $88.6K | Aug 20, 2026 | Aug 24, 2026 |
| MASS | Kevin J. Knopp | Open market sell$207K | -1.8% | $10.35 | $207K | Aug 17, 2026 | Aug 17, 2026 |
| MASS | Kevin J. Knopp | Open market sell$76.7K | -0.7% | $10.06 | $76.7K | Aug 13, 2026 | Aug 17, 2026 |
| MASS | Kevin J. Knopp | Open market sell$27.7K | -0.2% | $10.07 | $27.7K | Aug 12, 2026 | Aug 12, 2026 |
| MASS | Christopher D. Brown | Open market sell$77.1K | -1.0% | $9.23 | $77.1K | Aug 11, 2026 | Aug 12, 2026 |
| MASS | Kevin J. Knopp | Open market sell$307K | -2.6% | $10.16 | $307K | Aug 11, 2026 | Aug 12, 2026 |
| MASS | Kevin J. Knopp | Open market sell$1.14M | -9.1% | $9.83 | $1.14M | Aug 11, 2026 | Aug 12, 2026 |
| MASS | Christopher D. Brown | Open market sell$85.3K | -1.2% | $9.03 | $85.3K | Aug 10, 2026 | Aug 12, 2026 |
| MASS | Kevin J. Knopp | Open market sell$3.15K | 0.0% | $9.06 | $3.15K | Aug 10, 2026 | Aug 12, 2026 |
| MASS | Christopher D. Brown | Open market sell$170K | -2.4% | $8.49 | $170K | Aug 5, 2026 | Aug 7, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$418K | -1.0% | $8.36 | $418K | Aug 4, 2026 | Aug 6, 2026 |
| MASS | Christopher D. Brown | Open market sell$19.8K | -0.3% | $9.02 | $19.8K | Jul 2, 2026 | Jul 7, 2026 |
| MASS | Kevin J. Knopp | Open market sell$2.01K | 0.0% | $9.07 | $2.01K | Jul 2, 2026 | Jul 7, 2026 |
| MASS | Christopher D. Brown | Open market sell$177K | -2.3% | $8.84 | $177K | Jun 30, 2026 | Jul 2, 2026 |
| MASS | Kevin J. Knopp | Open market sell$25.4K | -0.2% | $9.09 | $25.4K | Jun 26, 2026 | Jun 30, 2026 |
| MASS | Kevin J. Knopp | Open market sell$149K | -1.3% | $9.10 | $149K | Jun 25, 2026 | Jun 25, 2026 |
| MASS | Kevin J. Knopp | Open market sell$370K | -3.0% | $9.14 | $370K | Jun 24, 2026 | Jun 25, 2026 |
| MASS | Christopher D. Brown | Open market sell$89.5K | -1.1% | $9.04 | $89.5K | Jun 23, 2026 | Jun 25, 2026 |
| MASS | Kevin J. Knopp | Open market sell$31K | -0.3% | $9.06 | $31K | Jun 23, 2026 | Jun 25, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$27.5K | -0.1% | $9.00 | $27.5K | Jun 23, 2026 | Jun 24, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$42K | -0.1% | $8.99 | $42K | Jun 22, 2026 | Jun 24, 2026 |
| MASS | Christopher D. Brown | Open market sell$900 | 0.0% | $9.00 | $900 | Jun 4, 2026 | Jun 5, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$357K | -0.8% | $8.97 | $357K | Jun 4, 2026 | Jun 4, 2026 |
| MASS | Christopher D. Brown | Open market sell$175K | -2.2% | $8.73 | $175K | Jun 3, 2026 | Jun 4, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$22.4K | -0.1% | $8.95 | $22.4K | Jun 2, 2026 | Jun 4, 2026 |
| MASS | Christopher D. Brown | Open market sell$270K | -3.2% | $9.00 | $270K | May 28, 2026 | May 29, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$1.48M | -3.3% | $8.66 | $1.48M | May 28, 2026 | May 29, 2026 |
| MASS | Joseph H. Griffith IV | Open market sell$62.7K | -5.0% | $9.03 | $62.7K | May 28, 2026 | May 29, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$124K | -0.3% | $8.25 | $124K | May 27, 2026 | May 29, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$12.4K | 0.0% | $8.25 | $12.4K | May 27, 2026 | May 29, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$41.3K | -0.1% | $8.25 | $41.3K | May 11, 2026 | May 13, 2026 |
| MASS | John Kenneweg | Open market sell$148K | -24.0% | $8.11 | $148K | May 8, 2026 | May 11, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$24.8K | -0.1% | $8.20 | $24.8K | May 8, 2026 | May 8, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$105K | -0.3% | $8.20 | $105K | May 7, 2026 | May 8, 2026 |
| MASS | Christopher D. Brown | Open market sell$145K | -2.1% | $7.23 | $145K | May 6, 2026 | May 7, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$462K | -1.1% | $8.06 | $462K | May 6, 2026 | May 8, 2026 |
| MASS | AWM Investment Company, Inc. | Open market sell$40K | -0.1% | $8.00 | $40K | May 6, 2026 | May 8, 2026 |
| MASS | Christopher D. Brown | Open market sell$124K | -1.8% | $7.07 | $124K | Apr 10, 2026 | Apr 10, 2026 |
| MASS | Christopher D. Brown | Open market sell$52K | -0.8% | $7.04 | $52K | Apr 9, 2026 | Apr 10, 2026 |
| MASS | Christopher D. Brown | Open market sell$106K | -1.5% | $7.05 | $106K | Apr 8, 2026 | Apr 10, 2026 |
| MASS | Kevin J. Knopp | Open market sell$215K | -2.5% | $6.18 | $215K | Feb 2, 2026 | Feb 3, 2026 |
| MASS | Joseph H. Griffith IV | Open market sell$143K | -14.2% | $6.18 | $143K | Feb 2, 2026 | Feb 3, 2026 |