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NATIONAL GRID PLC (NGG) Form 6-K: Report of foreign private issuer, 2025

NATIONAL GRID PLC Form 6-K: Report of foreign private issuer

Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.

  • 2025-12-31: Form 6-K; Period of report 2025-12-31; Description PRIMARY DOCUMENT; Document a02jan2025nationalgrid.htm.
  • 2025-12-11: Form 6-K; Period of report 2025-12-11; Description OUTCOME OF AUDIT TENDER PROCESS; Document a2418l.htm.
  • 2025-12-04: Form 6-K; Period of report 2025-12-04; Description OFGEM'S RIIO-T3 FINAL DETERMINATION PUBLISHED; Document a2463k.htm.
  • 2025-11-28: Form 6-K; Period of report 2025-11-28; Description COMPLETION OF SALE OF GRAIN LNG; Document a4806j.htm.
FiledFormPeriod of reportDescriptionDocument
2025-12-316-K2025-12-31PRIMARY DOCUMENTa02jan2025nationalgrid.htm
2025-12-116-K2025-12-11OUTCOME OF AUDIT TENDER PROCESSa2418l.htm
2025-12-046-K2025-12-04OFGEM'S RIIO-T3 FINAL DETERMINATION PUBLISHEDa2463k.htm
2025-11-286-K2025-11-28COMPLETION OF SALE OF GRAIN LNGa4806j.htm
2025-11-286-K2025-11-28BATCH FILINGa28nov25.htm
2025-11-286-K2025-11-28SCRIP DIVIDEND FOR 2025/26 INTERIM DIVIDENDa3408j.htm
2025-11-256-K2025-11-25HOLDING(S) IN COMPANYa9791i.htm
2025-11-176-K2025-11-17HOLDING(S) IN COMPANYa8688h.htm
2025-11-066-K2025-11-06NATIONAL GRID PLC HALF-YEAR RESULTS 2025/26a3905g.htm
2025-11-066-K2025-09-306-Kcover_filinghy2526.htm
2025-10-316-K2025-10-31BATCH FILINGoct2025-batch.htm
2025-10-026-K2025-10-02PRE-CLOSE UPDATE AHEAD OF HY 2025/26 RESULTSa7078b.htm
2025-09-306-K2025-09-30BATCH FILINGsep2025-batch.htm
2025-09-246-K2025-09-24DIRECTOR DECLARATIONa6861a.htm
2025-08-296-K2025-08-29BATCH FILINGnationalgridplc-aug.htm
2025-08-276-K2025-08-27RESPONSE TO OFGEM'S RIIO-ET3 DRAFT DETERMINATIONa7622w.htm
2025-08-146-K2025-08-14SALE OF GRAIN LNGa3308v.htm
2025-07-316-K2025-07-31BATCH FILINGjuly-mastersheet.htm
2025-07-176-K2025-07-17VOTING RIGHTS AND CAPITAL UPDATEa5377r.htm
2025-07-166-K2025-07-16NATIONAL GRID PLC SCRIP DIVIDENDa2981r.htm
2025-07-096-K2025-07-09RESULT OF AGMa4069q.htm
2025-07-016-K2025-07-01OFGEM'S DRAFT DETERMINATION FOR RIIO-ET3a1612p.htm
2025-06-306-K2025-06-30BATCH FILINGnationalgridplc-6kmasters.htm
2025-06-056-K2025-06-05SCRIP DIVIDEND FOR 2024/25 FINAL DIVIDENDa6743l.htm
2025-06-046-K2025-06-04HOLDING(S) IN COMPANYa4954l.htm
2025-06-026-K2025-06-02HOLDING(S) IN COMPANYa8639k.htm
2025-05-306-K2025-05-30BATCH FILINGmay2025-batch.htm
2025-05-306-K2025-05-30COMPLETION OF SALE OF NATIONAL GRID RENEWABLESa6893k.htm
2025-05-296-K2025-05-29HOLDING(S) IN COMPANYa6639k.htm
2025-05-296-K2025-05-29PUBLICATION OF ANNUAL REPORT AND ACCOUNTS & AGMa6636k.htm
2025-05-296-K2025-05-29HOLDING(S) IN COMPANYa4839k.htm
2025-05-286-K2025-05-27HOLDING(S) IN COMPANYa2940k.htm
2025-05-226-K2025-05-22HOLDING(S) IN COMPANYa8644j.htm
2025-05-156-K2025-05-15DIRECTOR DECLARATIONa8775i.htm
2025-05-156-K2025-05-15FY2025 FULL YEAR RESULTS STATEMENTa7312i.htm
2025-05-016-K2025-05-01NATIONAL GRID PLC ANNOUNCES CEO SUCCESSION PLANa9321g.htm
2025-04-306-K2025-04-30BATCH FILINGapril2025-batch.htm
2025-04-286-K2025-04-283-YEAR RATE PLAN PROPOSAL FILED FOR NIMOa3664g.htm
2025-04-106-K2025-04-10PRE-CLOSE UPDATE AHEAD OF FULL YEAR 24/25 RESULTSa4082e.htm
2025-03-316-K2025-03-31BATCH FILINGmarch2025-batch.htm
2025-03-266-K2025-03-26DIRECTOR DECLARATIONa1337c.htm
2025-02-286-K2025-02-28BATCH FILINGfebruary2025-batch.htm
2025-02-246-K2025-02-24SALE OF NATIONAL GRID RENEWABLESa1793y.htm
2025-01-316-K2025-01-31BATCH FILINGjanuary2025-batch.htm
2025-01-146-K2025-01-14VOTING RIGHTS AND CAPITAL UPDATEa2899t.htm
2025-01-136-K2025-01-13NATIONAL GRID PLC SCRIP DIVIDENDa0755t.htm