Robert M. Buck - 23 Jun 2026 Form 4 Insider Report for Core & Main, Inc. (CNM)

Reporting relationship: Director
Issuer ticker: CNM
Reported as of: 23 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 24 Jun 2026, 20:01:25 UTC
Prior SEC filing: 18 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Jackie Burkhardt, as Attorney-in-Fact for Robert M. Buck

Key filing fact

Robert M. Buck filed Form 4 for Core & Main, Inc. (CNM) on 24 Jun 2026.

Key facts

This page summarizes Robert M. Buck's Form 4 filing for Core & Main, Inc. (CNM).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 24 Jun 2026, 20:01.

Change

Previous filing in this sequence was filed on 18 Feb 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001644960 Primary reporting owner

Buck Robert M

Relationship: Director
Address: C/O CORE & MAIN, INC., 1830 CRAIG PARK COURT, ST. LOUIS
Signature: /s/ Jackie Burkhardt, as Attorney-in-Fact for Robert M. Buck
Signature date: 24 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CNM transaction

Class A Common Stock

Award

Transaction value
Shares: +2,799
Change %: +21%
Price: $0.000000^*
Shares after: 15,849
Date: 23 Jun 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents restricted stock units granted as director compensation. The restricted stock units will vest upon the earlier to occur of the one year anniversary of the grant date or the Issuer's next annual meeting of shareholders to be held in 2027 and be settled in shares of Class A common stock, subject to the reporting person's continued service as a director of the Issuer.