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908 Devices (MASS) 10K Form and Latest SEC Filings 2026

908 Devices logo
$7.12 +0.14 (+2.01%)
Closing price 04:00 PM Eastern
Extended Trading
$7.11 -0.01 (-0.14%)
As of 04:10 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Latest 908 Devices SEC Filings & Recent Activity

908 Devices (NASDAQ:MASS) has submitted 281+ documents to the U.S. Securities and Exchange Commission (SEC) since 2018. For investors, these filings are the primary source of verified financial data — covering everything from annual revenue and debt levels in the 10-K, to material business events in 8-K current reports, to insider buying and selling activity in Form 4 disclosures. The most recent filing was a Form SCHEDULE 13G/A submitted on May 15, 2026.

Form 4
908 Devices Inc. Reports Ownership Change on May. 13, 2026

Form 4 filings disclose changes in stock ownership by company insiders, including purchases, sales, grants, and option exercises.

View insider ownership

8-K
908 Devices Files Current Report on May. 6, 2026

An 8-K is filed when a material corporate event occurs, such as an acquisition, leadership change, or financial update.

View filing

10-Q
908 Devices Files Quarterly Report on May. 6, 2026

The 10-Q contains 908 Devices's unaudited quarterly financial statements, revenue, earnings updates, and cash flow changes between annual reports.

View earnings history

908 Devices SEC Filing History

Browse 908 Devices' complete SEC filing history using the filters below. Filter by form type - 10-K, 10-Q, 8-K, Form 4, and more - or set a custom date range to find a filing.

DateFilerForm TypeView
05/15/2026 3:05 PM
908 Devices (1555279) Subject
ARCH Venture Fund VII, L.P. (1402439) Filed by
Form SCHEDULE 13G/A
05/13/2026 3:49 PM
908 Devices (1555279) Issuer
AWM Investment Company, Inc. (1535264) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/11/2026 3:05 PM
908 Devices (1555279) Issuer
Kenneweg John (1836876) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/08/2026 3:35 PM
908 Devices (1555279) Subject
Kenneweg John (1836876) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/07/2026 3:30 PM
908 Devices (1555279) Issuer
Brown Christopher D. (1836988) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/06/2026 6:45 AM
908 Devices (1555279) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
05/06/2026 6:35 AM
908 Devices (1555279) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/04/2026 3:30 PM
908 Devices (1555279) Issuer
Kenneweg John (1836876) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/29/2026 3:05 PM
908 Devices (1555279) Issuer
Kenneweg John (1836876) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/29/2026 6:46 AM
908 Devices (1555279) Filer
Form ARS
04/29/2026 6:05 AM
908 Devices (1555279) Filer
Form DEF 14A
04/29/2026 6:06 AM
908 Devices (1555279) Filer
Form DEFA14A
04/22/2026 7:08 AM
908 Devices (1555279) Issuer
Otitoju Kolawole A. (2127645) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/22/2026 7:06 AM
908 Devices (1555279) Issuer
Otitoju Kolawole A. (2127645) Reporting
Form 3
Initial statement of beneficial ownership of securities  
04/14/2026 3:00 PM
908 Devices (1555279) Issuer
McCallion Kevin J. (2115341) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 6:31 PM
908 Devices (1555279) Issuer
McCallion Kevin J. (2115341) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 5:37 PM
908 Devices (1555279) Issuer
Brown Christopher D. (1836988) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
03/15/2026 11:15 PM
908 Devices (1555279) Filer
Form EFFECT
03/09/2026 5:54 AM
908 Devices (1555279) Filer
Form S-3
Registration statement under Securities Act of 1933  
03/09/2026 5:33 AM
908 Devices (1555279) Filer
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
03/09/2026 5:12 AM
908 Devices (1555279) Filer
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
03/06/2026 3:25 PM
908 Devices (1555279) Issuer
Kenneweg John (1836876) Reporting
Form 3
Initial statement of beneficial ownership of securities  
03/05/2026 3:50 PM
908 Devices (1555279) Issuer
McCallion Kevin J. (2115341) Reporting
Form 4/A
03/05/2026 3:52 PM
908 Devices (1555279) Issuer
Levine Mark S. (1617236) Reporting
Form 3
Initial statement of beneficial ownership of securities  
03/03/2026 6:15 AM
908 Devices (1555279) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/09/2026 5:14 AM
908 Devices (1555279) Subject
STATE STREET CORP (93751) Filed by
STATE STREET CORP (93751) Filed by
Form SCHEDULE 13G
02/03/2026 7:45 PM
908 Devices (1555279) Issuer
Spoto Mark (1836585) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/03/2026 7:45 PM
908 Devices (1555279) Issuer
Griffith Joseph H. IV (1431531) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/03/2026 7:45 PM
908 Devices (1555279) Issuer
Knopp Kevin J. (1836523) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/03/2026 7:45 PM
908 Devices (1555279) Issuer
Brown Christopher D. (1836988) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/20/2026 6:15 AM
908 Devices (1555279) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
12/05/2025 3:32 PM
908 Devices (1555279) Subject
First Light Asset Management, LLC (1600004) Filed by
Form SCHEDULE 13G/A
11/10/2025 8:01 AM
908 Devices (1555279) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
11/10/2025 6:15 AM
908 Devices (1555279) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/04/2025 3:46 PM
908 Devices (1555279) Subject
ARK Investment Management LLC (1697748) Filed by
Form SCHEDULE 13G/A
10/06/2025 11:41 AM
908 Devices (1555279) Issuer
Griffith Joseph H. IV (1431531) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/02/2025 3:24 PM
908 Devices (1555279) Subject
Griffith Joseph H. IV (1431531) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/23/2025 11:33 AM
908 Devices (1555279) Issuer
Griffith Joseph H. IV (1431531) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/19/2025 3:26 PM
908 Devices (1555279) Subject
Griffith Joseph H. IV (1431531) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/18/2025 3:02 PM
908 Devices (1555279) Issuer
Vann Brandi C (2081945) Reporting
Form 3
Initial statement of beneficial ownership of securities  
08/18/2025 3:03 PM
908 Devices (1555279) Issuer
Vann Brandi C (2081945) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
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08/11/2025 5:39 AM
908 Devices (1555279) Subject
STATE STREET CORP (93751) Filed by
STATE STREET CORP (93751) Filed by
Form SCHEDULE 13G
08/05/2025 7:45 AM
908 Devices (1555279) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
08/05/2025 6:15 AM
908 Devices (1555279) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
08/04/2025 7:15 AM
908 Devices (1555279) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/18/2025 3:35 PM
908 Devices (1555279) Issuer
Turner Michael S. (1836524) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2025 3:37 PM
908 Devices (1555279) Issuer
Brown Christopher D. (1836988) Reporting
Form 3
Initial statement of beneficial ownership of securities  
06/16/2025 3:24 PM
908 Devices (1555279) Subject
Turner Michael S. (1836524) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/16/2025 7:30 AM
908 Devices (1555279) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/13/2025 3:15 PM
908 Devices (1555279) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/13/2025 3:18 PM
908 Devices (1555279) Issuer
Spoto Mark (1836585) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/13/2025 3:18 PM
908 Devices (1555279) Issuer
CRANDELL KEITH (1219039) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/13/2025 3:19 PM
908 Devices (1555279) Issuer
Eisenberg Marcia (1866723) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/13/2025 3:19 PM
908 Devices (1555279) Issuer
ELOI FENEL M (1237190) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/13/2025 3:20 PM
908 Devices (1555279) Issuer
George Jeffrey P. (1796789) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/13/2025 3:21 PM
908 Devices (1555279) Issuer
Hunt Anthony (1606030) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/13/2025 3:21 PM
908 Devices (1555279) Issuer
HRUSOVSKY E KEVIN (1252546) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/13/2025 3:22 PM
908 Devices (1555279) Issuer
Leonhart Michele M. (2027457) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/06/2025 4:51 PM
908 Devices (1555279) Issuer
Griffith Joseph H. IV (1431531) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
06/04/2025 3:26 PM
908 Devices (1555279) Subject
Griffith Joseph H. IV (1431531) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/28/2025 6:00 AM
908 Devices (1555279) Filer
Form SD
Specialized Disclosure Report  
(Data available from 1/1/2016 forward)

908 Devices SEC Filings - Frequently Asked Questions

908 Devices (MASS) has submitted 281+ filings to the SEC since 2018. You can browse the complete history or filter by form type using the tools above.

908 Devices's fiscal year ends on December 31. The company typically files its 10-K annual report by the end of February, covering the prior fiscal year's financial results.

The most recent filing was a Form SCHEDULE 13G/A submitted on May 15, 2026. View the full filing using the link above.

SEC Filing Types: 10-K, 10-Q, 8-K and More

SEC filings are legally required disclosures that public companies submit to the U.S. Securities and Exchange Commission. Unlike press releases or earnings call transcripts, these documents are filed under legal obligation — meaning the financial data they contain is audited, standardized, and subject to penalties if materially false. For investors, that makes SEC filings the most reliable primary source available for evaluating a company's true financial position.

Yes. All SEC filings are publicly available through the SEC's EDGAR database and on financial research platforms like MarketBeat. Companies are required by law to make these disclosures accessible to all investors — meaning retail investors have access to the same source documents as institutional analysts.

A 10-K is an annual report containing audited financial statements and a full review of the company's business — it is the most comprehensive filing a company makes each year. A 10-Q is a shorter, unaudited quarterly update filed three times per year between annual reports. Investors typically use the 10-K for deep fundamental analysis and the 10-Q to track whether the company is on pace with its guidance mid-year.

The most important filing for fundamental investors. Filed once per year, the 10-K contains audited financial statements, revenue and earnings trends, debt obligations, risk factors, and management's own assessment of the business. Reading the risk factors section and comparing year-over-year financials can reveal issues that don't show up in analyst summaries.

An unaudited financial update filed three times per year (the 10-K covers Q4). Investors use 10-Qs to track whether guidance is on pace, monitor changes in cash flow or inventory, and catch any mid-year shifts in business conditions before they become headline news.

Filed within four business days of a material event — earnings releases, merger announcements, executive departures, or major asset sales. Because 8-Ks are filed before media coverage catches up, they are often the fastest way to get unfiltered information directly from the company on market-moving events.

Filed within two business days whenever an executive or director buys or sells company stock. Insider purchases — especially large or clustered buys — are often interpreted as a signal of management confidence. Insider selling is more ambiguous but worth monitoring for patterns, particularly around lock-up expirations or ahead of major announcements.


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This page (NASDAQ:MASS) was last updated on 5/21/2026 by MarketBeat.com Staff.
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