Form 3 Filing - Initial Statement of Beneficial Ownership

This filing is an initial statement of beneficial ownership of securities filed on Form 3 by Katia Marion Eschenbach Caloca, a director at Central North Airport Group. The filing indicates that the reporting owner has no securities owned. The report was filed on March 16, 2026, under the issuer Central North Airport Group (OMAB). The reporting owner, Katia Marion Eschenbach Caloca, is identified by CIK 0002118543 and resides in Mexico City. Her relationship to the issuer is noted as a director, with no officer or ten percent owner status indicated.