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START FREE TRIAL →Mark R Witkowski, Chief Financial Officer, is a corporate insider tracked by InsiderTape across 1 company. The public record shows 8 open-market SEC Form 4 transactions: 0 purchases worth $0 and 8 sales worth $20.5M, reported from Sep 25, 23 to Aug 18, 25. Over this period they have been a net seller.
| Date | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 18, 25 | CNMCore & Main, Inc. | SELL | 100.0K | $64.08 | $6.4M |
| Jul 17, 25 | CNMCore & Main, Inc. | SELL | 72.3K | $61.63 | $4.4M |
| May 8, 24 | CNMCore & Main, Inc. | SELL | 50.0K | $59.50 | $3.0M |
| Apr 8, 24 | CNMCore & Main, Inc. | SELL | 50.0K | $58.51 | $2.9M |
| Nov 15, 23 | CNMCore & Main, Inc. | SELL | 40.0K | $34.01 | $1.4M |
| Nov 9, 23 | CNMCore & Main, Inc. | SELL | 20.0K | $32.10 | $642K |
| Oct 4, 23 | CNMCore & Main, Inc. | SELL | 20.0K | $30.02 | $600K |
| Sep 25, 23 | CNMCore & Main, Inc. | SELL | 40.0K | $28.44 | $1.1M |