NATIONAL GRID PLC

CUSIP: 63627430 Class: SPON ADR NEW

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q3 2016
Shares 2,183,385 Value ($000) $155,261 Avg Close — Range —
Q2 2016
Shares 3,154,152 Value ($000) $234,448 Avg Close — Range —
Q1 2016
Shares 2,139,509 Value ($000) $152,804 Avg Close — Range —
Q4 2015
Shares 10,400 Value ($000) $723 Avg Close — Range —
Q4 2014
Shares 40,364 Value ($000) $2,852 Avg Close — Range —
Q2 2014
Shares 294,472 Value ($000) $21,903 Avg Close — Range —
Q1 2014
Shares 256,275 Value ($000) $17,616 Avg Close — Range —