Mark G Whittenburg $CNM SEC Form 4 Insider Trading

Mark G Whittenburg has filed a total of 14 insider trades in $CNM since 2021. Their most recent trade was a sale of 900 shares, made on Jun 06, 2025. Their largest trade was a sale of 50,000 shares, made on Jan 10, 2025. We estimate that they now own 9,691 shares of $CNM, worth an estimated $573,077.

Insider Trading at $CNM

There have been a total of 157 insider trades reported at $CNM since 2021, with 0 shares purchased and 177.4 million shares sold. The most active insider traders in $CNM stock have been Mark G Whittenburg, Bradford A Cowles, and Laura K Schneider. The most recent trade was a sale of 900 shares reported by Mark G Whittenburg (General Counsel and Secretary), made on Jun 06, 2025.

$CNM Executives and Stock Owners with Insider Trades

• Mark G Whittenburg, General Counsel and Secretary

• Bradford A Cowles, President

• Laura K Schneider, Chief Human Resources Officer

• Jeffrey D Giles, VP, Corporate Department

• John Weldon Stephens, VP, Corp. Controller

• Stephen O Leclair, Chief Executive Officer

• John R Schaller, Executive Vice President

• John Weldon Stephens, Chief Accounting Officer

• Mark R Witkowski, Chief Financial Officer

• John R Schaller, President

• Jeffrey D Giles, EVP, Corporate Department

*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.