Insider filing · CNM
Mark R Witkowski
Chief Executive Officer
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Core & Main, Inc.
CNM · Industrials · 32 filings in 24 months
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Mark R Witkowski sold $6.4M of Core & Main (CNM)
Executed Aug 18 2025, disclosed Aug 20 2025, 2 days later.
Value, as filed
$6.4M
100,000 sh × $64.08
Executed
Aug 18 2025
the trade date, as filed
Disclosed
Aug 20 2025
2 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
MWMark R Witkowski (Chief Executive Officer) filed 2 Form 4 reports in the past 24 months (0 purchases, 2 sales), most often in Core & Main, Inc. (CNM). The largest single filing was $6.4M of CNM (100,000 sh × $64.08, as filed), executed Aug 18 2025.
The name
CNMIndustrials · Core & Main, Inc. engages in the distribution of water, wastewater, storm drainage, and fire protection products and related services in th…
More Industrials filings→ Insider filings, newest first→ View the original filing at www.sec.gov→Other filings by Mark R Witkowski in CNM
CNMSALE
Core & Main, Inc.
$6.1M100,000 sh across 2 lots
Exec Jul 17 2025
Filed Jul 21 2025 · 5:30 PM ET