Core & Main (CNM) SVP Harper has 568 RSU shares withheld for taxes

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Core & Main, Inc. senior vice president of human resources Carla D. Harper reported a routine tax-related share disposition. On the vesting of restricted stock units, 568 shares of Class A common stock were withheld by the company to cover tax obligations. After this withholding, she directly holds 13,306 shares of Class A common stock. This was not an open-market sale and reflects standard tax treatment of equity compensation.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Harper Carla D

Role Senior VP, Human Resources

Type	Security	Shares	Price	Value
Tax Withholding	Class A Common Stock	568	$47.25	$27K

Holdings After Transaction: Class A Common Stock — 13,306 shares (Direct, null)

Footnotes (1)

[object Object]

Key Figures

Shares withheld for taxes: 568 shares Withholding share value: $47.25 per share Shares held after transaction: 13,306 shares +1 more

4 metrics

Shares withheld for taxes 568 shares Tax-withholding disposition on RSU vesting

Withholding share value $47.25 per share Value used for tax-withholding shares

Shares held after transaction 13,306 shares Direct Class A holdings after tax withholding

Tax-withholding transactions 1 event Count of F-code transactions in this filing

Key Terms

restricted stock units, tax withholding purposes, Class A Common Stock, tax-withholding disposition

4 terms

restricted stock units financial

"upon the vesting of a portion of restricted stock units granted to the reporting person"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding purposes financial

"Represents shares withheld by the Issuer for tax withholding purposes upon the vesting"

Class A Common Stock financial

"security_title: "Class A Common Stock""

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

tax-withholding disposition financial

"transaction_action: "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google

Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 06/24/2026 - 07:56 PM Accepted by SEC EDGAR 06/24/2026 - 07:56 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Harper Carla D

(Last)

(First)

(Middle)

C/O CORE & MAIN, INC.

1830 CRAIG PARK COURT

(Street)

ST. LOUIS

MISSOURI

63146

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Core & Main, Inc. [ CNM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Senior VP, Human Resources

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/22/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	06/22/2026		F		568⁽¹⁾	D	$47.25	13,306	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. 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.

Remarks:

	/s/ Jackie Burkhardt, as Attorney-in-Fact for Carla D. Harper	06/24/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Core & Main (CNM) report for Carla D. Harper?

Core & Main reported that Carla D. Harper had 568 Class A common shares withheld for taxes upon RSU vesting. This was a tax-withholding disposition, not an open-market trade, and is a common feature of equity-based compensation programs.

How many Core & Main (CNM) shares were involved in the tax withholding?

A total of 568 shares of Core & Main Class A common stock were withheld. The issuer retained these shares to satisfy tax obligations triggered when a portion of Harper’s restricted stock units vested, rather than her selling shares in the open market.

What is Carla D. Harper’s Core & Main (CNM) shareholding after this Form 4 transaction?

Following the tax-withholding event, Carla D. Harper directly holds 13,306 shares of Class A common stock. This figure reflects her remaining equity position after 568 shares were withheld by the company to cover tax liabilities associated with RSU vesting.

Was the Core & Main (CNM) Form 4 for Carla D. Harper an open-market sale?

No, the Form 4 describes a tax-withholding disposition, not an open-market sale. Shares were withheld by the issuer at $47.25 per share value to satisfy tax obligations tied to the vesting of restricted stock units granted as compensation.

What price was used for the Core & Main (CNM) tax-withholding shares?

The 568 withheld shares were valued at $47.25 per share for the tax-withholding transaction. This value is used to determine the tax amount covered by the surrendered shares when restricted stock units vest as part of Harper’s compensation package.