Stratrix
On the Record · National Grid

National Grid acquisitions, on the record

The businesses National Grid bought and sold, as its annual reports describe them, with the cash it reported paying for acquisitions each year and every deal filing since 2016.

Deals its annual reports describe

BusinessDealWhenValue
UK Gas Transmission business
Word for word“Disposal of interest in the UK Gas Transmission business 2 10 681 4,027 — Disposal of interest in The Narragansett Electric Company 2 — 2,968 — Disposal of interest in Millennium Pipeline Company LLC — 497 — Disposal of interest in St William Homes LLP — — 413 Disposal of financial and other investments 102 116 215 Acquisition of financial investments ( 81 ) ( 95 ) ( 197 ) Contributions to National Grid Renewables and Emerald Energy Venture LLC ( 19 ) ( 19 ) ( 16 ) Net movements in short-term financial investments ( 1,141 ) 586 ( 781 ) Interest received 29 (b) 148 65 40 Cash inflows on derivatives 29 (b) 123 — 17 Cash outflows on derivatives 29 (b) — ( 362 ) ( 122 ) Insurance claim from loss of property, plant and equipment 143 79 — Net cash flow (used in)/from investing activities – continuing operations ( 7,601 ) 804 ( 13,885 ) Net cash flow from/(used in) investing activities – discontinued operations 102 ( 564 ) ( 125 ) Cash flows from financing activities Proceeds from issue of treasury shares 20 16 33 Transactions in own shares ( 4 ) 1 ( 3 ) Proceeds received from loans 29 (b) 5,563 11,908 12,347 Repayment of loans 29 (b) ( 1,701 ) ( 15,260 ) ( 1,261 ) Payments of lease liabilities 29 (b) ( 118 ) ( 155 ) ( 117 ) Net movements in short-term borrowings 29 (b) 544 ( 511 ) ( 11 ) Cash inflows on derivatives 29 (b) 86 190 20 Cash outflows on derivatives 29 (b) ( 58 ) ( 118 ) ( 114 ) Interest paid 29 (b) ( 1,627 ) ( 1,430 ) ( 1,053 ) Dividends paid to shareholders 9 ( 1,718 ) ( 1,607 ) ( 922 ) Net cash flow from/(used in) financing activities – continuing operations 987 ( 6,966 ) 8,919 Net cash flow used in financing activities – discontinued operations — ( 207 ) ( 1,150 ) Net increase/(decrease) in cash and cash equivalents 29 (b) 427 ( 35 ) 31 Reclassification to held for sale 10 , 29 (b) ( 30 ) 9 ( 11 ) Exchange movements 29 (b) ( 1 ) 7 5 Cash and cash equivalents at start of year 163 182 157 Cash and cash equivalents at end of year 20 559 163 182 1.” 20-F for 2024
divestiture——
Millennium Pipeline Company LLC
Word for word“The Group recognised a gain of £ 335 million on the disposal of its entire 26.25 % equity interest in the Millennium Pipeline Company LLC associate to DT Midstream for cash consideration of £ 497 million .” 20-F for 2024
divestiture—£ 497 million
GasT TopCo Limited (20% of the 40% interest)
Word for word“On 11 March 2024, the FAA option was partially exercised by the Consortium and the Group disposed of 20 % of the 40 % interest in GasT TopCo Limited that was acquired on 31 January 2023.” 20-F for 2024
divestiture11 March 2024—
The Narragansett Electric Company (NECO)
Word for word“Reclassification to held for sale represented the disposal of NECO, which was not classified as a discontinued operation.” 20-F for 2024
divestiture——
St William Homes LLP
Word for word“In connection with the disposal, the Group also released deferred income of £ 189 million which related to deferred profits from previous property sales to St William Homes LLP.” 20-F for 2024
divestiture——
UK Electricity System Operator
Word for word“On 1 October 2024, the Group completed the disposal of the ESO to the UK Government for consideration of £ 673 million (see note 10 ).” 20-F for 2025
divestiture1 October 2024£ 673 million
residual 20% interest in National Gas Transmission
Word for word“On 26 September 2024, we completed the sale of our residual 20% interest in National Gas Transmission for proceeds of £686 million, resulting in a gain on disposal after transaction costs of £25 million.” 20-F for 2025
divestiture26 September 2024£686 million
Western Power Distribution
Word for word“Acquired Western Power Distribution, the UK’s largest electricity distribution network operator for £7.8 billion;” 20-F for 2025
acquisition—£7.8 billion
Rhode Island gas and electricity business in the US
Word for word“Sold our Rhode Island gas and electricity business in the US and our UK Gas transmission and metering business;” 20-F for 2025
divestiture——
Grain LNG
Word for word“National Grid Ventures’ statutory operating profit improved by £710 million, principally as a result of a £489 million exceptional gain on sale on the disposal of Grain LNG in November 2025, partly offset by a £96 million exceptional loss on disposal of National Grid Renewables sold in May 2025 (mainly driven by the recycling of cumulative exchange rate adjustments since 2019/20 when this business was originally acquired).” 20-F for 2026
divestitureNovember 2025—
Emerald joint venture
Word for word“Due to the sale of our Emerald joint venture on 29 May 2025, there are no derivative remeasurements in the current year (2025: £2 million of losses).” 20-F for 2026
divestiture29 May 2025—

Read from National Grid’s annual reports (20-F for 2026, 20-F for 2025, 20-F for 2024) and the financial data it files with the SEC, as of 2026-06-03. Every quotation is word for word from the filing linked beside it; how these pages are built and checked. The full record is in its company data sheet.