NATIONAL GRID PLC-SP ADR (NGG) Institutional Shareholders
NATIONAL GRID PLC-SP ADR (NGG) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $5.34B in NGG holdings during the latest filing period.
Bank Of America Corp is currently the largest disclosed institutional shareholder of NGG tracked by InsiderSet, reporting ownership valued at approximately $398.78M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $365.87M, representing an estimated loss of -8.25% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 47% of the total disclosed NGG value among the investors covered in this analysis. Major shareholders include Bank Of America Corp, Fmr Llc, Jpmorgan Chase & Co, and several other long-term asset managers with concentrated positions in NATIONAL GRID PLC-SP ADR (NGG).
This page ranks the largest institutional NGG shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
597
Total Reported Value
$5.34B
Largest Holder
Bank Of America Corp
Largest Position
$398.78M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
43
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Bank Of America Corp | 0.03% | 4,812,152 | $398,783,029 | $365,867,917 | -$32,915,112 | -8.25% | |
| Fmr Llc | 0.02% | 4,730,132 | $391,986,092 | $359,631,936 | -$32,354,156 | -8.25% | |
| Jpmorgan Chase & Co | 0.02% | 3,711,225 | $310,852,405 | $282,164,437 | -$28,687,968 | -9.23% | |
| Morgan Stanley | 0.02% | 3,575,054 | $296,264,864 | $271,811,356 | -$24,453,508 | -8.25% | |
| Natixis Advisors, Llc | 0.23% | 2,444,770 | $202,598,000 | $185,875,863 | -$16,722,137 | -8.25% | |
| Federated Hermes, Inc. | 0.29% | 2,397,738 | $198,700,548 | $182,300,020 | -$16,400,528 | -8.25% | |
| Jones Financial Companies Lllp | 0.08% | 2,272,626 | $188,650,575 | $172,787,755 | -$15,862,820 | -8.41% | |
| Wcm Investment Management, Llc | 0.33% | 2,191,417 | $183,553,088 | $166,613,435 | -$16,939,653 | -9.23% | |
| Goldman Sachs Group Inc | 0.02% | 2,176,462 | $180,363,380 | $165,476,406 | -$14,886,974 | -8.25% | |
| Royal Bank Of Canada | 0.03% | 2,165,393 | $179,446,000 | $164,634,830 | -$14,811,170 | -8.25% | |
| Envestnet Asset Management Inc | 0.04% | 2,099,207 | $173,959,606 | $159,602,708 | -$14,356,898 | -8.25% | |
| Renaissance Technologies LLC | Jim Simons | 0.22% | 1,894,298 | $156,980,475 | $144,023,477 | -$12,956,998 | -8.25% |
| Northern Trust Corp | 0.02% | 1,851,040 | $153,395,685 | $140,734,571 | -$12,661,114 | -8.25% | |
| Blackrock, Inc. | 0.00% | 1,536,450 | $127,325,664 | $116,816,294 | -$10,509,371 | -8.25% | |
| Milford Funds Ltd | 2.06% | 1,529,471 | $126,747,262 | $116,285,680 | -$10,461,582 | -8.25% | |
| Wells Fargo & Company/Mn | 0.02% | 1,463,830 | $121,307,657 | $111,294,995 | -$10,012,662 | -8.25% | |
| Raymond James Financial Inc | 0.03% | 1,459,378 | $120,938,654 | $110,956,509 | -$9,982,145 | -8.25% | |
| Brandes Investment Partners, Lp | 0.78% | 1,345,982 | $111,544,463 | $102,335,011 | -$9,209,452 | -8.26% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.17% | 1,079,413 | $89,450,955 | $82,067,770 | -$7,383,185 | -8.25% | |
| Standard Investments Llc | 4.28% | 925,000 | $76,654,750 | $70,327,750 | -$6,327,000 | -8.25% | |
| Dimensional Fund Advisors Lp | 0.01% | 915,839 | $75,895,584 | $69,631,239 | -$6,264,345 | -8.25% | |
| Lpl Financial Llc | 0.02% | 872,761 | $72,325,712 | $66,356,019 | -$5,969,693 | -8.25% | |
| Cullen Capital Management, Llc | 0.66% | 815,548 | $67,584,488 | $62,006,114 | -$5,578,374 | -8.25% | |
| D. E. Shaw & Co., Inc. | 0.04% | 688,532 | $57,058,647 | $52,349,088 | -$4,709,559 | -8.25% | |
| Causeway Capital Management | Sarah Ketterer | 0.53% | 590,240 | $48,913,194 | $44,875,947 | -$4,037,247 | -8.25% |
| Ameriprise Financial Inc | 0.01% | 479,737 | $39,647,081 | $36,474,404 | -$3,172,677 | -8.00% | |
| Bank Of Montreal | 0.01% | 455,287 | $37,729,594 | $34,615,471 | -$3,114,123 | -8.25% | |
| Manufacturers Life Insurance Company, The | 0.03% | 444,926 | $36,871,018 | $33,827,724 | -$3,043,294 | -8.25% | |
| Clark Capital Management Group, Inc. | 0.19% | 429,028 | $35,553,517 | $32,618,999 | -$2,934,518 | -8.25% | |
| Stifel Financial Corp | 0.03% | 372,089 | $30,835,229 | $28,289,927 | -$2,545,302 | -8.25% | |
| American Century Companies Inc | 0.01% | 367,231 | $30,432,433 | $27,920,573 | -$2,511,860 | -8.25% | |
| Quantinno Capital Management Lp | 0.04% | 356,707 | $29,560,392 | $27,120,433 | -$2,439,959 | -8.25% | |
| Nuveen, Llc | 0.01% | 309,958 | $25,212,944 | $23,566,107 | -$1,646,837 | -6.53% | |
| Abc Arbitrage Sa | 2.70% | 301,977 | $25,024,834 | $22,959,311 | -$2,065,523 | -8.25% | |
| Ubs Group Ag | 0.00% | 293,437 | $24,317,125 | $22,310,015 | -$2,007,110 | -8.25% | |
| Bank Of New York Mellon Corp | 0.00% | 276,705 | $22,930,504 | $21,037,881 | -$1,892,623 | -8.25% | |
| Jane Street Group, Llc | 0.01% | 263,927 | $21,871,631 | $20,066,370 | -$1,805,261 | -8.25% | |
| Ferguson Wellman Capital Management, Inc | 0.26% | 255,077 | $21,138,231 | $19,393,504 | -$1,744,727 | -8.25% | |
| Beck Bode, Llc | 2.76% | 220,124 | $18,241,651 | $16,736,028 | -$1,505,623 | -8.25% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.02% | 219,968 | $18,228,748 | $16,724,167 | -$1,504,581 | -8.25% | |
| Lockheed Martin Investment Management Co | 0.70% | 214,300 | $17,759,041 | $16,293,229 | -$1,465,812 | -8.25% | |
| Charles Schwab Investment Management Inc | 0.00% | 199,343 | $16,519,554 | $15,156,048 | -$1,363,506 | -8.25% | |
| Truist Financial Corp | 0.02% | 194,580 | $16,124,871 | $14,793,917 | -$1,330,954 | -8.25% | |
| Hennessy Advisors Inc | 0.51% | 194,044 | $16,080,426 | $14,753,165 | -$1,327,261 | -8.25% | |
| Millennium Management Llc | 0.01% | 191,014 | $15,829,330 | $14,522,794 | -$1,306,536 | -8.25% | |
| Massachusetts Financial Services Co | 0.00% | 174,115 | $14,982,297 | $13,237,963 | -$1,744,334 | -11.64% | |
| Invesco Ltd. | 0.00% | 160,049 | $13,263,232 | $12,168,525 | -$1,094,707 | -8.25% | |
| Cetera Investment Advisers | 0.01% | 159,614 | $13,227,181 | $12,135,452 | -$1,091,729 | -8.25% | |
| Citadel Advisors Llc | 0.01% | 156,179 | $12,942,554 | $11,874,289 | -$1,068,265 | -8.25% | |
| Aqr Capital Management Llc | 0.00% | 153,204 | $12,696,011 | $11,648,100 | -$1,047,911 | -8.25% |
Frequently asked questions about NGG
Who owns the most NGG stock?
The largest holders of NGG are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for NATIONAL GRID PLC-SP ADR (NGG).
Is NGG widely held by superinvestors?
Many widely followed stocks like NGG appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly NGG is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.