| $350M | ||
| $172M | ||
| $115M | ||
| $109M | ||
| $107M | ||
| $100M |
Buys | $0 | 0 | 0 |
Sells | $8,694,713 | 49 | 100 |
| Kenneweg John | SVP, Sales & Product Marketing | 0 | $0 | 1 | $53,185 | $-53,185 |
| McCallion Kevin J. | SVP, Products and Production | 0 | $0 | 4 | $188,019 | $-188,019 |
| Griffith Joseph H. IV | Chief Financial Officer | 0 | $0 | 6 | $411,951 | $-411,951 |
| Brown Christopher D. | director | 0 | $0 | 14 | $1.81M | $-1.81M |
| Knopp Kevin J. | President and CEO | 0 | $0 | 11 | $2.55M | $-2.55M |
| AWM Investment Company, Inc. | 10 percent owner | 0 | $0 | 13 | $3.68M | $-3.68M |
908 Devices Inc. provides purpose-built handheld mass spectrometry and fourier transform infrared (FTIR) devices for use in vital health and safety applications. The company’s products include MX908, a handheld, battery-powered, and Mass Spec device that is designed for rapid analysis of solid, liquid, vapor, and aerosol materials of unknown identity; XplorIR, a handheld device that uses FTIR spectroscopy to identify, quantify, and track gases and vapors; ThreatID, a portable FTIR device that rapidly detects and identifies approximately 28,000 unknown gas, vapor, powder, and liquid chemical hazards; ProtectIR, a handheld FTIR device that can identify approximately 23,000 solid and liquid chemical hazards; and VipIR, a handheld 3-in-1 analyzer that integrates FTIR, Raman spectroscopy, and smart spectral processing (SSP), a proprietary algorithm, to provide a single result from just one sample. It operates in the United States, Europe, the Middle East, Africa, the Asia Pacific, and rest of Americas. The company was incorporated in 2012 and is headquartered in Burlington, Massachusetts.
Over the last 12 months, insiders at 908 Devices Inc. have bought $0 and sold $8.69M worth of 908 Devices Inc. stock.
On average, over the past 5 years, insiders at 908 Devices Inc. have bought $164,193 and sold $5.43M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 15,000 shares for transaction amount of $66,596 was made by Knopp Kevin J. (President and CEO) on 2025‑05‑15.
| 2026-09-02 | Sale | Brown Christopher D. | director | 30,000 0.0749% | $10.58 | $317,400 | -5.61% | |
| 2026-08-25 | Sale | Griffith Joseph H. IV | Chief Financial Officer | 11,459 0.0278% | $10.95 | $125,476 | -7.36% | |
| 2026-08-21 | Sale | AWM Investment Company, Inc. | 10 percent owner | 41,578 0.1095% | $10.61 | $441,159 | -3.09% | |
| 2026-08-20 | Sale | AWM Investment Company, Inc. | 10 percent owner | 8,422 0.0227% | $10.52 | $88,638 | +0.19% | |
| 2026-08-17 | Sale | Knopp Kevin J. | President and CEO | 20,000 0.0538% | $10.35 | $207,000 | +1.47% | |
| 2026-08-13 | Sale | Knopp Kevin J. | President and CEO | 7,622 0.0201% | $10.06 | $76,677 | +1.73% | |
| 2026-08-12 | Sale | Knopp Kevin J. | President and CEO | 2,747 0.0067% | $10.07 | $27,662 | +2.20% | |
| 2026-08-11 | Sale | Brown Christopher D. | director | 8,358 0.0188% | $9.23 | $77,144 | +2.05% | |
| 2026-08-11 | Sale | Knopp Kevin J. | President and CEO | 145,918 0.3517% | $9.90 | $1.44M | +2.05% | |
| 2026-08-10 | Sale | Brown Christopher D. | director | 9,442 0.0263% | $9.03 | $85,261 | +15.80% | |
| 2026-08-10 | Sale | Knopp Kevin J. | President and CEO | 348 0.001% | $9.06 | $3,153 | +15.80% | |
| 2026-08-05 | Sale | Brown Christopher D. | director | 20,000 0.0492% | $8.49 | $169,800 | +20.04% | |
| 2026-08-04 | Sale | AWM Investment Company, Inc. | 10 percent owner | 50,000 0.1205% | $8.36 | $417,765 | +19.29% | |
| 2026-07-02 | Sale | Brown Christopher D. | director | 2,200 0.006% | $9.02 | $19,844 | +1.27% | |
| 2026-07-02 | Sale | Knopp Kevin J. | President and CEO | 222 0.0006% | $9.07 | $2,014 | +1.27% | |
| 2026-06-30 | Sale | Brown Christopher D. | director | 20,000 0.0537% | $8.84 | $176,800 | +1.15% | |
| 2026-06-26 | Sale | Knopp Kevin J. | President and CEO | 2,798 0.0077% | $9.09 | $25,434 | +0.23% | |
| 2026-06-25 | Sale | Knopp Kevin J. | President and CEO | 16,388 0.0452% | $9.10 | $149,131 | -2.12% | |
| 2026-06-24 | Sale | Knopp Kevin J. | President and CEO | 40,535 0.1122% | $9.14 | $370,490 | -1.90% | |
| 2026-06-23 | Sale | AWM Investment Company, Inc. | 10 percent owner | 3,050 0.0083% | $9.00 | $27,463 | +0.86% |
| AWM Investment Company, Inc. | 10 percent owner | 4779773 11.6503% | $45.5M | 0 | 13 | |
| Brown Christopher D. | director | 775559 1.8904% | $7.38M | 0 | 35 | |
| Knopp Kevin J. | President and CEO | 555968 1.3551% | $5.29M | 7 | 35 | <0.0001% |
| Griffith Joseph H. IV | Chief Financial Officer | 121497 0.2961% | $1.16M | 0 | 22 | |
| Kenneweg John | SVP, Sales & Product Marketing | 76039 0.1853% | $723,891.28 | 0 | 12 | |
| McCallion Kevin J. | SVP, Products and Production | 44925 0.1095% | $427,686.00 | 0 | 4 | |
| CRANDELL KEITH | 5725045 13.9543% | $54.5M | 1 | 0 | <0.0001% | |
| ARCH Venture Fund VII, L.P. | 10 percent owner | 5725045 13.9543% | $54.5M | 1 | 0 | <0.0001% |
| Kedar Sharon | director | 1077091 2.6253% | $10.25M | 1 | 0 | <0.0001% |
| HRUSOVSKY E KEVIN | director | 243176 0.5927% | $2.32M | 1 | 0 | <0.0001% |
| Basarsky Trent A. | VP, Corporate Development | 75200 0.1833% | $715,904.00 | 1 | 14 | <0.0001% |
| Spoto Mark | director | 62971 0.1535% | $599,483.92 | 3 | 0 | <0.0001% |
| Fitzpatrick Maura | VP, Product Management & Mktg | 2834 0.0069% | $26,979.68 | 0 | 1 | |
| BARTHELEMY NICOLAS | VP, Corporate Development | 0 0% | $0 | 1 | 2 | <0.0001% |
| Turner Michael S. | Chief Legal & Admin Officer | 0 0% | $0 | 1 | 12 | <0.0001% |
| Increased Positions | 60 | +50.85% | 5M | +21.87% |
| Decreased Positions | 51 | -43.22% | 4M | -14.73% |
| New Positions | 23 | New | 1M | New |
| Sold Out Positions | 10 | Sold Out | 406,953 | Sold Out |
| Total Postitions | 127 | +7.63% | 26M | +7.14% |
| Awm Investment Company, Inc. | $26,468.00 | 14.44% | 5.2M | 0 | 0% | 2025-09-30 |
| First Light Asset Management, Llc | $12,778.00 | 6.97% | 2.51M | +1M | +135.15% | 2025-09-30 |
| State Street Corp | $11,700.00 | 6.39% | 2.3M | +11,513 | +0.5% | 2025-09-30 |
| Ark Investment Management Llc | $9,945.00 | 5.43% | 1.95M | -694,506 | -26.23% | 2025-09-30 |
| Blackrock, Inc. | $8,939.00 | 4.88% | 1.76M | -34,640 | -1.93% | 2025-09-30 |
| Vanguard Group Inc | $7,237.00 | 3.95% | 1.42M | -9,383 | -0.66% | 2025-09-30 |
| Gm Advisory Group, Llc | $3,451.00 | 1.88% | 678,086 | -487,205 | -41.81% | 2025-09-30 |
| Geode Capital Management, Llc | $3,421.00 | 1.87% | 672,089 | +13,486 | +2.05% | 2025-09-30 |
| First Eagle Investment Management, Llc | $3,074.00 | 1.68% | 603,962 | +336,584 | +125.88% | 2025-09-30 |
| Morgan Stanley | $2,910.00 | 1.59% | 571,680 | +17,435 | +3.15% | 2025-09-30 |