National Grid PLC (NGG)
National Grid PLC (NGG) is listed on the New York Stock Exchange, where it has traded since June 8, 1999.
- Listed On
- the New York Stock Exchange
- Listed Since
- June 8, 1999
- Employees
- 31,645
- Market Cap
- $82.7B
About National Grid PLC
National Grid owns and operates the electric transmission system in England and Wales. It sold the bulk of its UK gas transmission business in fiscal 2023 to fund the acquisition of PPL's UK power distribution assets. In the Northeastern United States, it serves electricity and gas customers combined in three states. It also owns regulated transmission electricity networks in the United States, metering services and merchant transmission lines in the UK.
Institutional ownership
In 13F filings for the quarter ended June 30, 2026, 611 institutions reported holding NGG, with 64.7 million shares worth $5.4 billion in aggregate. The largest reported holder was Bank of America, with 4.8 million shares worth $398.8 million. Of the 5 largest holders listed below, 4 added shares and 1 reduced its position during the quarter.
| Institution | Shares | Value | Quarter change |
|---|---|---|---|
| Bank of America | 4,812,152 | $399M | Added 7.39% |
| FMR | 4,730,132 | $392M | Reduced 16.41% |
| JPMorgan Chase | 3,711,225 | $311M | Added 80.33% |
| Morgan Stanley | 3,575,054 | $296M | Added 6.33% |
| Natixis Advisors | 2,444,770 | $203M | Added 7.82% |
Form 13F is a quarterly report that institutional investment managers with at least $100 million in qualifying securities file with the SEC. It lists long positions as of the last day of the quarter and is due within 45 days of quarter end, so these holdings describe that date rather than today.
Frequently asked questions
What is NGG?
National Grid PLC (NGG) is listed on the New York Stock Exchange, where it has traded since June 8, 1999.
Who are the largest institutional holders of NGG?
In 13F filings for the quarter ended June 30, 2026, the largest reported holders of NGG were Bank of America, FMR and JPMorgan Chase.
How many institutions own NGG?
611 institutions reported a position in NGG for the quarter ended June 30, 2026, worth $5.4 billion in total.
Did institutions buy or sell NGG last quarter?
Of the 5 largest reported holders, 4 added shares and 1 reduced its position during the quarter. Every reported holder and its change is on the SentiSense ownership page for NGG.
Every reported institutional holder, plus insider and congressional trades in NGG, on SentiSense.