Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| No transactions found | ||||||||||
Mark R. Witkowski currently holds 131,382 shares of Core & Main, Inc. (CNM), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark R. Witkowski has been a net seller of CNM stock. They have purchased $0 and sold $16.0M worth of shares.
Mark R. Witkowski's most recent insider trade was on Mar 12, 2026, when they sold 131,382 shares at $0.00 per share.
Mark R. Witkowski serves as Executive at Core & Main, Inc. (CNM). They have executed 29 insider transactions totaling $16.0M over their tenure at the company.
Mark R. Witkowski holds the position of Executive at Core & Main, Inc., where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 4 years and currently hold a stake valued at $0.
Mark R. Witkowski has shown a selling trading pattern, with $0 in total purchases and $16.0M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Mark R. Witkowski was on Aug 18, 2025, when they sold $6.4M worth of CNM shares. This transaction involved 100,000 shares at $64.08 per share.
Mark R. Witkowski currently owns 131,382 shares of Core & Main, Inc. (CNM), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Mark R. Witkowski's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Mark R. Witkowski has 29 Form 4 filings on record as an insider at Core & Main, Inc..
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