FMR LLC and Abigail P. Johnson filed a Schedule 13G with the SEC on November 4, 2026, disclosing beneficial ownership of Class A Common Stock in Core & Main Inc. as of September 30, 2026.

Key Highlights

  • Aggregate beneficial ownership: FMR LLC and Abigail P. Johnson each reported beneficial ownership of 13,447,509.28 shares of Core & Main Inc. Class A Common Stock.
  • Percent of class: The reported holdings represent 7.3% of the outstanding Class A Common Stock.
  • Sole voting power (FMR LLC): FMR LLC reported sole voting power over 13,391,319.00 shares; Abigail P. Johnson reported sole voting power over 0.00 shares.
  • Sole dispositive power: Both FMR LLC and Abigail P. Johnson each reported sole dispositive power over 13,447,509.28 shares, with no shared dispositive power.
  • Triggering event date: The event requiring this filing occurred on September 30, 2026.
  • Issuer address: Core & Main Inc. is headquartered at 1830 Craig Park Court, St. Louis, MO 63146, according to the filing.

FMR LLC and Abigail P. Johnson Disclose Combined 7.3% Position in Core & Main Class A Shares

According to the Schedule 13G filed on November 4, 2026, FMR LLC, a Delaware-organized holding company, and Abigail P. Johnson, a United States citizen, each reported beneficial ownership of 13,447,509.28 shares of Core & Main Inc. (NYSE:CNM) Class A Common Stock (CUSIP 21874C102). The filing was triggered by an event dated September 30, 2026, and the reported stake equals 7.3% of the class.

The filing discloses that FMR LLC holds sole voting power over 13,391,319.00 shares and sole dispositive power over 13,447,509.28 shares, with no shared voting or dispositive power reported. Abigail P. Johnson, listed separately as an individual reporting person, reported sole dispositive power over the same 13,447,509.28 shares but reported zero sole or shared voting power. Both reporting persons certified the securities "were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer."

The filing further states that "one or more other persons are known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the CLASS A COMMON STOCK of CORE & MAIN INC," but notes that no single other person's interest exceeds five percent of the total outstanding Class A Common Stock. The statement was signed by Stephanie J. Brown under a power of attorney on behalf of both FMR LLC and Abigail P. Johnson. Subsidiary identification details are referenced in the filing's attached Exhibit 99.

What Was Disclosed

FMR LLC and Abigail P. Johnson jointly filed a Schedule 13G reporting aggregate beneficial ownership of 13,447,509.28 shares, or 7.3%, of Core & Main Inc. Class A Common Stock, based on holdings as of September 30, 2026.