Mark R Witkowski Core & Main, Inc. (CNM) insider trading activity

Mark R Witkowski is Chief Financial Officer of Core & Main, Inc.. Currently has a direct ownership of 25,755 shares of CNM, which is worth approximately $1.28 Million. The most recent transaction as insider was on Mar 13, 2025, when has been sold 7,296 shares (Class A Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 25.8K

7.77% 3M change

23.14% 12M change

Total Value Held $1.28 Million

Mark R Witkowski Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 13 2025	BUY Grant, award, or other acquisition	-	7,296 Added 22.07%	25,755 Class A Common Stock
Mar 11 2025	SELL Payment of exercise price or tax liability	$43,058 $46.55 p/Share	925 Reduced 4.77%	18,459 Class A Common Stock
Mar 10 2025	SELL Payment of exercise price or tax liability	$46,503 $46.69 p/Share	996 Reduced 4.89%	19,384 Class A Common Stock
Mar 07 2025	SELL Payment of exercise price or tax liability	$25,658 $47.87 p/Share	536 Reduced 2.56%	20,380 Class A Common Stock
May 08 2024	SELL Open market or private sale	$2,975,000 $59.5 p/Share	50,000 Reduced 67.66%	23,898 Class A Common Stock
May 08 2024	BUY Conversion of derivative security	-	50,000 Added 40.36%	73,898 Class A Common Stock
Apr 08 2024	SELL Open market or private sale	$2,925,500 $58.51 p/Share	50,000 Reduced 67.66%	23,898 Class A Common Stock
Apr 08 2024	BUY Conversion of derivative security	-	50,000 Added 40.36%	73,898 Class A Common Stock
Mar 11 2024	SELL Payment of exercise price or tax liability	$93,103 $48.29 p/Share	1,928 Reduced 8.44%	20,916 Class A Common Stock
Mar 07 2024	BUY Grant, award, or other acquisition	-	4,677 Added 16.37%	23,898 Class A Common Stock
Nov 15 2023	SELL Open market or private sale	$1,360,400 $34.01 p/Share	40,000 Reduced 67.54%	19,221 Class A Common Stock
Nov 15 2023	BUY Conversion of derivative security	-	40,000 Added 40.31%	59,221 Class A Common Stock
Nov 09 2023	SELL Open market or private sale	$642,000 $32.1 p/Share	20,000 Reduced 50.99%	19,221 Class A Common Stock
Nov 09 2023	BUY Conversion of derivative security	-	20,000 Added 33.77%	39,221 Class A Common Stock
Oct 04 2023	SELL Open market or private sale	$600,400 $30.02 p/Share	20,000 Reduced 50.99%	19,221 Class A Common Stock
Oct 04 2023	BUY Conversion of derivative security	-	20,000 Added 33.77%	39,221 Class A Common Stock
Sep 25 2023	SELL Open market or private sale	$1,137,600 $28.44 p/Share	40,000 Reduced 67.54%	19,221 Class A Common Stock
Sep 25 2023	BUY Other acquisition or disposition	-	603 Added 2.95%	19,824 Class A Common Stock
Sep 25 2023	BUY Conversion of derivative security	-	39,397 Added 39.95%	59,221 Class A Common Stock
Mar 13 2023	SELL Payment of exercise price or tax liability	$22,608 $21.45 p/Share	1,054 Reduced 4.41%	22,844 Class A Common Stock
Mar 10 2023	BUY Grant, award, or other acquisition	-	9,669 Added 33.47%	19,221 Class A Common Stock
Mar 11 2022	BUY Grant, award, or other acquisition	-	9,552 Added 50.0%	9,552 Class A Common Stock

MRW

Mark R Witkowski

Chief Financial Officer

St. Louis, MO

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