InsiderTrades

Form 4 for CNM Core & Main, Inc.

Accepted 2026-03-11 00:00:00 ET · period of report 2026-03-09 · accession 0001856525-26-000009 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
M 2026-03-11 2026-03-09+ CNM Harper Carla D Senior VP, Human Resources F - Tax $49.55 -266 11.5K -2% -$13.2K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-03-09 F D 77 $49.96 11,689 D — — (F1) Represents shares withheld by the Issuer for tax withholding purposes upon the vesting of a portion of restricted stock units granted to the reporting person.
2 Common Class A Common Stock 2026-03-10 F D 189 $49.38 11,500 D — — (F1) Represents shares withheld by the Issuer for tax withholding purposes upon the vesting of a portion of restricted stock units granted to the reporting person.