NATIONAL GRID PLC

Ticker: NGG CUSIP: 636274409 Class: SPONSORED ADR NE

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 3,807 Value ($000) $277 Avg Close — Range —

Q2 2025

Shares 7,058 Value ($000) $525 Avg Close — Range —

Q1 2024

Shares 3,195 Value ($000) $218 Avg Close — Range —

Q2 2022

Shares 4,530 Value ($000) $293 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	3,807	$277	—	—
Q2 2025	7,058	$525	—	—
Q1 2024	3,195	$218	—	—
Q2 2022	4,530	$293	—	—