Christopher D. Brown $MASS SEC Form 4 Insider Trading

Christopher D. Brown has filed a total of 43 insider trades in $MASS since 2021. Their most recent trade was a sale of 9,900 shares, made on Jun 23, 2026. Their largest trade was a sale of 30,000 shares, made on May 28, 2026. We estimate that they now own 892,375 shares of $MASS, worth an estimated $7.7 million.

Insider Trading at $MASS

There have been a total of 199 insider trades reported at $MASS since 2021, with 92,585 shares purchased and 1.8 million shares sold. The most active insider traders in $MASS stock have been Kevin J. Knopp, Joseph H. Iv Griffith, and Christopher D. Brown. The most recent trade was a sale of 2,798 shares reported by Kevin J. Knopp (President and CEO), made on Jun 26, 2026.

$MASS Executives and Stock Owners with Insider Trades

• Kevin J. Knopp, President and CEO

• Joseph H. Iv Griffith, Chief Financial Officer

• Christopher D. Brown, Chief Technology Officer

• Trent A. Basarsky, VP, Corporate Development

• John Kenneweg, Vice President, Government

• Christopher D. Brown, Chief Product Officer

• Michael S. Turner, Chief Legal & Admin Officer

• Michael S. Turner, VP, General Counsel

• Kevin J. Mccallion, SVP, Products and Production

• Trent A. Basarsky, VP Corporate Development

• Nicolas Barthelemy, VP, Corporate Development

• John Kenneweg, SVP, Sales & Product Marketing

• Maura Fitzpatrick, VP, Product Management & Mktg

*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.