Company: NEWEN
Filing Date: 2025-11-25
Form Type: 6-K
Source: 0001654954-25-013438
Chunk: 1

Company: NATIONAL GRID PLC
Filing Date: 2025-11-25
Form: 6-K
Chunk 1
---
'>TR-1: Standard form for notification of major holdings</div>

#### 1. Issuer Details

#### ISIN
| GB00BDR05C01 |

#### Issuer Name
| NATIONAL GRID PLC |

#### UK or Non-UK Issuer
| UK |

#### 2. Reason for Notification
| An acquisition or disposal of voting rights |

**3. Details of person subject to the notification obligation**

#### Name
| BlackRock, Inc. |

#### City of registered office (if applicable)
| Wilmington |

#### Country of registered office (if applicable)
| USA |

#### 4. Details of the shareholder
**Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above**

#### City of registered office (if applicable)

#### Country of registered office (if applicable)
**5. Date on which the threshold was crossed or reached**

| 24-Nov-2025 |

#### 6. Date on which Issuer notified
| 25-Nov-2025 |

**7. Total positions of person(s) subject to the notification obligation**

|                                                       |                                                  % 
 of voting rights attached to shares (total of 8.A) |                                                                % 
 of voting rights through financial instruments (total of 8.B 1 + 
                                                           8.B 2) |                    Total 
 of both in % (8.A + 8.B) |                                  Total 
 number of voting rights held in issuer |
| Resulting situation                                   
 on the date on which threshold was crossed or reached |                                           7.320000 |                                                         0.850000 |                 8.170000 |                              406584816 |
| Position of                                           
 previous notification (if applicable)                 |                                           4.870000 |                                                         3.250000 |                 8.120000 |                                        |

**8. Notified details of the resulting situation on the date on which the threshold was crossed or reached**

#### 8A. Voting rights attached to shares
| Class/Type of shares ISIN code(if possible) | Number of direct voting rights (DTR5.1) | Number of indirect voting rights (DTR5.2.1) | % of direct voting rights (DTR5.1) | % of indirect voting rights (DTR5.2.1) |
| GB00BDR05C01                                |                                         |                                   363408544 |                                    |                               7.320000 |
| Sub