Margaret M. Newman - 03 Dec 2024 Form 4 Insider Report for Core & Main, Inc. (CNM)

Footnote F1

On December 3, 2024, pursuant to the terms of the Fourth Amended and Restated LLC Agreement of Core & Main Management Feeder, LLC ("Management Feeder"), dated as of February 13, 2024 (as amended, the "LLC Agreement"), 32 vested common units ("Units") held directly by the reporting person were redeemed at the discretion of the reporting person for 32 shares of Class A common stock of the Issuer ("Class A common stock").

Footnote F2

Represents securities held by Management Feeder in respect of Units directly held by the reporting person. Pursuant to the LLC Agreement, such vested Units held by the reporting person are redeemable at the discretion of the reporting person for shares of Class A common stock, on a one-for-one basis.

Footnote F3

Includes 11,769 restricted stock units ("RSUs") granted to the reporting person as director compensation. 9,320 RSUs have vested as of the date of this Form 4. 2,449 RSUs 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 2025 and be settled in shares of Class A common stock, subject to the reporting person's continued service as a director of the Issuer.

Footnote F4

On December 3, 2024, pursuant to the terms of an exchange agreement, dated as of July 22, 2021 (as amended, the "Exchange Agreement"), 14,968 shares of Class B common stock of the Issuer ("Class B common stock") and limited partnership interests of Core & Main Holdings, LP (together, a "Paired Interest") were exchanged for shares of Class A common stock, on a one-for-one basis.

Footnote F5

On December 3, 2024, pursuant to the terms of the LLC Agreement, 14,968 Units held directly by the reporting person were redeemed at the discretion of the reporting person for 14,968 Paired Interests.

Footnote F6

The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 28, 2024.

Footnote F7

The price reported represents the weighted average price of shares of Class A common stock sold in multiple transactions at prices ranging from $54.9600 to $55.6650 per share. The reporting person will provide to the Issuer, or the Securities and Exchange Commission staff, upon request, information regarding the number of shares sold at each price within the range.

Footnote F8

Represents securities held by Management Feeder in respect of Units directly held by the reporting person. Pursuant to the LLC Agreement, such vested Units held by the reporting person are redeemable at the discretion of the reporting person for Paired Interests, on a one-for-one basis.

Footnote F9

Pursuant to the terms of the Exchange Agreement, Paired Interests are exchangeable at the discretion of the reporting person for shares of Class A common stock on a one-for-one basis or, at the election of a majority of the disinterested members of the Issuer's board of directors, for cash from a substantially concurrent public offering or private sale (based on the price of Class A common stock sold in such public offering or private sale, net of any underwriting discounts and commissions, for each limited partnership interest exchanged, subject to certain exceptions, conditions and adjustments). The Class B common stock and limited partnership interests have no expiration date.