NGG Form 6-K: Report of foreign private issuer, 2018

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.

2018-12-20: Form 6-K; Period of report 2018-12-20; Description 6-K; Document a6-kxsd20dec18.htm.
2018-12-13: Form 6-K; Period of report 2018-12-13; Description 6-K; Document a6-kroutinex10dec18.htm.
2018-12-12: Form 6-K; Period of report 2018-12-12; Description 6-K; Document a6-kxsd12dec18fd.htm.
2018-11-29: Form 6-K; Period of report 2018-11-29; Description 6-K; Document a6-kxsdscripdiv29nov18.htm.

Filed	Form	Period of report	Description	Document
2018-12-20	6-K	2018-12-20	6-K	a6-kxsd20dec18.htm
2018-12-13	6-K	2018-12-13	6-K	a6-kroutinex10dec18.htm
2018-12-12	6-K	2018-12-12	6-K	a6-kxsd12dec18fd.htm
2018-11-29	6-K	2018-11-29	6-K	a6-kxsdscripdiv29nov18.htm
2018-11-23	6-K	2018-11-23	6-K	a6-kngnaconversionprice.htm
2018-11-13	6-K	2018-11-13	6-K	a6-kroutinex13nov2018.htm
2018-11-08	6-K	2018-11-08	6-K	a6-ksamedayxtemplate2.htm
2018-11-08	6-K	2018-11-06	6-K	a6-ksamedayxtemplate.htm
2018-10-04	6-K	2018-10-02	6-K	a6-kroutinex4october18.htm
2018-10-02	6-K	2018-10-02	6-K	a6-ksamedayx2oct18massgasr.htm
2018-09-06	6-K	2018-09-06	6-K	a6-kroutinex6sept18.htm
2018-08-17	6-K	2018-08-17	6-K	a6-kroutinex14august2018.htm
2018-08-15	6-K	2018-08-15	6-K	a6-ksamedayxvotingrightsan.htm
2018-08-14	6-K	2018-08-14	6-K	a6-ksamedayxscripdivaug18.htm
2018-07-31	6-K	2018-07-31	6-K	a6-kjuly2018agmresults.htm
2018-07-05	6-K	2018-07-05	6-K 2 JULY 2018	a6-kroutine2july2018.htm
2018-06-07	6-K	2018-06-07	6-K	a6-kscripdividendfor201718.htm
2018-06-07	6-K	2018-06-07	6-K	sd6-krirateplanannouncment.htm
2018-06-04	6-K	2018-06-04	6-K	a6-kroutine4june18filing.htm
2018-06-04	6-K	2018-06-04	6-K	a6-kpublicationofara4june2.htm
2018-05-31	6-K	2018-05-31	6-K	a6-ksamedayxtemplate.htm
2018-05-24	6-K	2018-05-24	6-K	a6-ksamedayxtemplate.htm
2018-05-17	6-K	2018-05-17	6-K	a6-kyearendresults2018.htm
2018-05-15	6-K	2018-05-15	6-K	a6-ksamedayxtemplate.htm
2018-05-14	6-K	2018-05-14	6-K	a6-ksamedayxtemplate.htm
2018-05-07	6-K	2018-05-07	FORM 6-K	d583898d6k.htm
2018-05-04	6-K	2018-05-04	FORM 6-K	d579790d6k.htm
2018-05-01	6-K	2018-05-01	FORM 6-K	d472040d6k.htm
2018-04-19	6-K	2018-04-19	FORM 6-K	d573805d6k.htm
2018-04-13	6-K	2018-04-13	FORM 6-K	d570096d6k.htm
2018-04-12	6-K	2018-04-12	FORM 6-K	d552741d6k.htm
2018-04-11	6-K	2018-04-11	FORM 6-K	d566959d6k.htm
2018-03-16	6-K	2018-03-16	FORM 6-K	d520784d6k.htm
2018-03-08	6-K	2018-03-08	6-K	d538439d6k.htm
2018-03-07	6-K	2018-03-07	FORM 6-K	d536414d6k.htm
2018-02-14	6-K	2018-02-14	FORM 6-K	d528999d6k.htm
2018-02-06	6-K	2018-02-06	6-K	d489166d6k.htm
2018-02-02	6-K	2018-02-02	FORM 6-K	d506546d6k.htm
2018-01-23	6-K	2018-01-23	FORM 6-K	d657081d6k.htm
2018-01-22	6-K	2018-01-22	FORM 6-K	d528345d6k.htm
2018-01-10	6-K	2018-01-10	FORM 6-K	d494799d6k.htm
2018-01-09	6-K	2018-01-09	FORM 6-K	d520719d6k.htm
2018-01-04	6-K	2018-01-04	6-K	d506006d6k.htm