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NASDAQ: MASS
908 Devices Inc Stock Ownership - Who owns 908 Devices?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have 908 Devices Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Christopher D. BrownDirector2026-08-0520,000$8.49
$169.80kSell
Awm Investment Company Inc10% Owner2026-08-0450,000$8.36
$417.75kSell
Kevin J. KnoppPresident and CEO2026-07-02222$9.07
$2.01kSell
Christopher D. BrownDirector2026-07-022,200$9.02
$19.84kSell
Christopher D. BrownDirector2026-06-3020,000$8.84
$176.80kSell
Kevin J. KnoppPresident and CEO2026-06-262,798$9.09
$25.43kSell
Kevin J. KnoppPresident and CEO2026-06-2516,388$9.10
$149.13kSell
Kevin J. KnoppPresident and CEO2026-06-2440,535$9.14
$370.49kSell
Awm Investment Company Inc10% Owner2026-06-233,050$9.00
$27.46kSell
Christopher D. BrownDirector2026-06-239,900$9.04
$89.50kSell

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Net Insider Buy/Sell (L12M) Ownership

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MASS Shareholders

What type of owners hold 908 Devices Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Awm Investment Company Inc38.60%14,597,037$129.62MInsider
First Light Asset Management LLC16.06%6,072,563$53.92MInstitution
Keith Crandell15.24%5,764,419$51.19MInsider
Arch Venture Fund VII LP15.14%5,725,045$50.84MInsider
Awm Investment Company Inc13.75%5,199,924$46.18MInstitution
Ark Investment Management LLC5.15%1,946,685$17.29MInstitution
Kevin J. Knopp4.80%1,815,049$16.12MInsider
Blackrock Inc4.67%1,767,316$15.69MInstitution
Needham Investment Management LLC3.28%1,240,000$11.01MInstitution
Vanguard Capital Management LLC2.96%1,119,236$9.94MInstitution

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MASS vs Medical Device Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
MASS47.49%52.51%Net SellingNet Selling
CATX41.47%58.53%Net Buying
TLSI33.90%41.16%Net BuyingNet Buying
ELMD34.13%65.87%Net SellingNet Selling
CV7.99%30.00%Net BuyingNet Buying
View Top Medical Device Stocks

908 Devices Stock Ownership FAQ

Who owns 908 Devices?

908 Devices (NASDAQ: MASS) is owned by 73.91% institutional shareholders, 81.74% 908 Devices insiders, and 0.00% retail investors. Awm Investment Company Inc is the largest individual 908 Devices shareholder, owning 14.60M shares representing 38.60% of the company. Awm Investment Company Inc's 908 Devices shares are currently valued at $129.62M.

If you're new to stock investing, here's how to buy 908 Devices stock.
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