TOP TIERMARKET NEWSWIRE
SEC Form 4 history

908 DEVICES INC (MASS) insider trades

908 DEVICES INC (MASS) insider trading activity (SEC Form 4). Over the trailing 90 days, MASS insiders filed 0 purchases totalling $0 and 17 sales totalling $4.2M — net SELLING of $4.2M. Most recent filing: Aug 7, 2026. Insider transactions are a Pro-tier alertable signal in the live Top Tier Newswire terminal — Form 4 filings reach the wire within minutes of acceptance by the SEC. Data shown publicly here is delayed 4 hours.

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Buys (90d)
0
$0
Sells (90d)
17
$4.2M
Net (90d)
-$4.2M
net selling
Most recent
Aug 7, 2026

Recent transactions

FiledInsiderRoleTypeSharesPriceValue
Aug 7, 2026Brown Christopher D.DirS Sale—$8.49$170Kfiling
Aug 6, 2026Awm Investment Company, Inc.10%S Sale—$8.36$418Kfiling
Jul 7, 2026Brown Christopher D.DirS Sale—$9.02$20Kfiling
Jul 7, 2026Knopp Kevin J.Pres, CEOS Sale—$9.07$2Kfiling
Jul 2, 2026Brown Christopher D.DirS Sale—$8.84$177Kfiling
Jun 30, 2026Knopp Kevin J.Pres, CEOS Sale—$9.09$25Kfiling
Jun 25, 2026Knopp Kevin J.Pres, CEOS Sale—$9.12$551Kfiling
Jun 25, 2026Brown Christopher D.DirS Sale—$9.04$89Kfiling
Jun 24, 2026Awm Investment Company, Inc.10%S Sale—$9.00$69Kfiling
Jun 5, 2026Brown Christopher D.DirS Sale—$9.00$900filing
Jun 4, 2026Brown Christopher D.DirS Sale—$8.73$175Kfiling
Jun 4, 2026Awm Investment Company, Inc.10%S Sale—$8.97$379Kfiling
May 29, 2026Brown Christopher D.DirS Sale—$9.00$270Kfiling
May 29, 2026Griffith Joseph H. IVCFOS Sale—$9.03$63Kfiling
May 29, 2026Awm Investment Company, Inc.10%S Sale—$8.62$1.6Mfiling
May 13, 2026Awm Investment Company, Inc.10%S Sale—$8.25$41Kfiling
May 11, 2026Kenneweg JohnSVP, Sales, Product MarketingS Sale—$8.11$148Kfiling