Average Insider

Where insiders trade, we follow

$MASS
908 Devices Inc., a commercial-stage technology company, provides various purpose-built handheld and desktop mass spectrometry (Mass Spec) devices to interrogate unknown and invisible materials in life sciences research, bioprocessing, industrial biotech, forensics, and adjacent markets. The company's products include MX908, a handheld, battery-powered, and Mass Spec device that is designed for rapid analysis of gas, liquid, and solid materials of unknown identity; Rebel, a small desktop analyzer that provides real-time information on the extracellular environment in bioprocesses; and ZipChip solution, a plug-and-play, high-resolution separation platform that optimizes Mass Spec sample analysis. It operates in the Americas, Europe, the Middle East, Africa, and the Asia Pacific. The company was incorporated in 2012 and is headquartered in Boston, Massachusetts.
Healthcare
Sector
Medical - Devices
Industry
Kevin J. Knopp
CEO
246
Employees
$7.93
Current Price
$233.08M
Market Cap
52W Low$5.03
Current$7.9367.3% above low, 32.7% below high
52W High$9.34

Insider Activity Statistics

Aggregated buying and selling activity by time period
PeriodTypeInsidersTransactionsValueSharesBuy/Sell Ratio
1 weekBuys00--All Sells
Sells23$532,356.4759,882
2 weeksBuys00--All Sells
Sells39$2,499,490.63286,264
1 monthBuys00--All Sells
Sells310$2,540,747.63291,264
2 monthsBuys00--All Sells
Sells417$3,518,710.92415,515
3 monthsBuys00--All Sells
Sells523$3,988,958.09482,208
See activity going back 12 months โ€” create a free account

Insider Transactions

Recent purchases and sales by company insiders
DateInsiderTypeSharesPriceValueActions
Jun 4, 2026
Brown Christopher D.
Director
Sale100$9.00$900.00View Details
Jun 4, 2026
AWM Investment Company, Inc.
10% Owner
Sale39,782$8.97$356,856.47View Details
Jun 2, 2026
AWM Investment Company, Inc.
10% Owner
Sale2,500$8.95$22,375.00View Details
Jun 3, 2026
Brown Christopher D.
Director
Sale20,000$8.73$174,600.00View Details
May 27, 2026
AWM Investment Company, Inc.
10% Owner
Sale15,000$8.25$123,790.50View Details
May 27, 2026
AWM Investment Company, Inc.
10% Owner
Sale1,500$8.25$12,375.00View Details
May 28, 2026
AWM Investment Company, Inc.
10% Owner
Sale170,442$8.66$1,475,925.45View Details
May 28, 2026
Brown Christopher D.
Director
Sale30,000$9.00$270,000.00View Details
May 28, 2026
Griffith Joseph H. IV
Chief Financial Officer
Sale6,940$9.03$62,668.20View Details
May 11, 2026
AWM Investment Company, Inc.
10% Owner
Sale5,000$8.25$41,257.00View Details
May 8, 2026
Kenneweg John
SVP, Sales & Product Marketing
Sale18,255$8.11$148,048.05View Details
May 6, 2026
AWM Investment Company, Inc.
10% Owner
Sale57,365$8.06$462,155.39View Details
May 8, 2026
AWM Investment Company, Inc.
10% Owner
Sale3,025$8.20$24,805.00View Details
May 6, 2026
AWM Investment Company, Inc.
10% Owner
Sale5,000$8.00$40,000.00View Details
May 7, 2026
AWM Investment Company, Inc.
10% Owner
Sale12,819$8.20$105,169.64View Details
May 6, 2026
Brown Christopher D.
Director
Sale20,000$7.23$144,600.00View Details
May 1, 2026
Kenneweg John
SVP, Sales & Product Marketing
Sale7,787$6.83$53,185.21View Details
Apr 10, 2026
McCallion Kevin J.
SVP, Products and Production
Sale2,693$7.01$18,877.93View Details
Apr 8, 2026
McCallion Kevin J.
SVP, Products and Production
Sale18,580$7.05$130,989.00View Details
Apr 9, 2026
McCallion Kevin J.
SVP, Products and Production
Sale5,420$7.03$38,102.60View Details

Upcoming Earnings

Scheduled earnings reports
No upcoming earnings scheduled

Past Earnings

Historical earnings results
No earnings data in the last 3 months. Sign up free to see 12 months of history.
Version: v26.5.2