Insider plans sale of 19,588 Class A shares

CNM insider John Schaller has filed a Form 144 notice to sell 19,588 Class A shares through Fidelity Brokerage Services LLC on 01/13/2026.

Accepted by SEC EDGAR 01/13/2026 - 03:42 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

CNM insider John Schaller has filed a Form 144 notice to sell 19,588 Class A shares through Fidelity Brokerage Services LLC on 01/13/2026. The shares have an aggregate market value of $1,112,402.52 based on the information provided and are listed on the NYSE. These securities were acquired via a stock option granted on 03/07/2024, with 19,588 shares acquired and paid for in cash on 01/13/2026.

The notice also reports that during the past three months Schaller sold 52,546 Class A shares for gross proceeds of $2,890,030.00. By signing the notice, the seller represents that he does not know of any undisclosed material adverse information about CNM’s current or future operations and acknowledges that intentional misstatements or omissions can constitute federal criminal violations.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does CNM's Form 144 filing by John Schaller disclose?

The filing shows that John Schaller plans to sell 19,588 Class A shares of CNM under Rule 144, using Fidelity Brokerage Services LLC as broker, with the shares listed on the NYSE.

How many CNM shares is the insider planning to sell and what is their value?

The notice covers 19,588 Class A shares of CNM with an indicated aggregate market value of $1,112,402.52 at the time of the filing details.

How did the CNM insider acquire the 19,588 Class A shares to be sold?

The 19,588 Class A shares were acquired via an option granted on 03/07/2024, with the shares acquired on 01/13/2026 and paid for in cash on that date.

What CNM share sales has John Schaller made in the last 3 months?

Over the past three months, John Schaller sold 52,546 Class A shares of CNM on 01/05/2026, receiving $2,890,030.00 in gross proceeds.

What representation does the CNM insider make in this Form 144 notice?

By signing, the seller represents that he does not know any material adverse information about CNM’s current or prospective operations that has not been publicly disclosed, and is reminded that intentional misstatements or omissions can be federal criminal violations.

Which broker is handling the planned sale of CNM shares under this Form 144?

The planned sale of 19,588 CNM Class A shares is to be handled by Fidelity Brokerage Services LLC, located at 900 Salem Street, Smithfield, RI 02917.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001866571
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Core & Main, Inc.
SEC File Number	001-40650
Address of Issuer	1830 CRAIG PARK COURT ST. LOUIS MISSOURI 63146
Phone	314-432-4700
Name of Person for Whose Account the Securities are To Be Sold	Schaller John R
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Former Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	19588	1112402.52	188802673	01/13/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A	01/13/2026	Option Granted - 03/07/2024	Issuer			19588	01/13/2026	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
John Schaller 1830 Craig Park Court St. Louis MO 63146	Class A	01/05/2026	52546	2890030.00

144: Remarks and Signature

Remarks
Date of Notice	01/13/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Gerardo Ibarra-Munoz, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for John Schaller
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)