<SEC-DOCUMENT>0001654954-25-011353-index.html : 20251002 <SEC-HEADER>0001654954-25-011353.hdr.sgml : 20251002 <ACCEPTANCE-DATETIME>20251002062121 ACCESSION NUMBER: 0001654954-25-011353 CONFORMED SUBMISSION TYPE: 6-K PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20251002 FILED AS OF DATE: 20251002 DATE AS OF CHANGE: 20251002 FILER: COMPANY DATA: COMPANY CONFORMED NAME: NATIONAL GRID PLC CENTRAL INDEX KEY: 0001004315 STANDARD INDUSTRIAL CLASSIFICATION: NATURAL GAS TRANSMISSION [4922] ORGANIZATION NAME: 01 Energy & Transportation EIN: 980367158 FISCAL YEAR END: 0331 FILING VALUES: FORM TYPE: 6-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-14958 FILM NUMBER: 251366988 BUSINESS ADDRESS: STREET 1: 1-3 STRAND CITY: LONDON STATE: X0 ZIP: WC2N 5EH BUSINESS PHONE: (44) 207 004 3220 MAIL ADDRESS: STREET 1: 1-3 STRAND CITY: LONDON STATE: X0 ZIP: WC2N 5EH FORMER COMPANY: FORMER CONFORMED NAME: NATIONAL GRID TRANSCO PLC DATE OF NAME CHANGE: 20021121 FORMER COMPANY: FORMER CONFORMED NAME: NATIONAL GRID GROUP PLC DATE OF NAME CHANGE: 19991007 FORMER COMPANY: FORMER CONFORMED NAME: NATIONAL GRID HOLDING PLC DATE OF NAME CHANGE: 19991007 </SEC-HEADER> <DOCUMENT> <TYPE>6-K <SEQUENCE>1 <FILENAME>a7078b.htm <DESCRIPTION>PRE-CLOSE UPDATE AHEAD OF HY 2025/26 RESULTS <TEXT> Document 1 - file: a7078b.htm
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