NATIONAL GRID PLC

CUSIP: 636274300 Class: SPONSORED ADR NE

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q1 2017
Shares 365,849 Value ($000) $23,224 Avg Close — Range —
Q4 2016
Shares 366,323 Value ($000) $21,368 Avg Close — Range —
Q3 2016
Shares 352,714 Value ($000) $25,081 Avg Close — Range —
Q2 2016
Shares 347,094 Value ($000) $25,799 Avg Close — Range —
Q1 2016
Shares 343,467 Value ($000) $24,530 Avg Close — Range —
Q4 2015
Shares 331,615 Value ($000) $23,061 Avg Close — Range —
Q3 2015
Shares 330,073 Value ($000) $22,983 Avg Close — Range —
Q2 2015
Shares 322,542 Value ($000) $20,827 Avg Close — Range —
Q1 2015
Shares 317,482 Value ($000) $20,513 Avg Close — Range —
Q4 2014
Shares 308,025 Value ($000) $21,765 Avg Close — Range —
Q3 2014
Shares 302,916 Value ($000) $21,774 Avg Close — Range —
Q2 2014
Shares 295,522 Value ($000) $21,981 Avg Close — Range —
Q1 2014
Shares 289,401 Value ($000) $19,893 Avg Close — Range —
Q4 2013
Shares 288,208 Value ($000) $18,826 Avg Close — Range —
Q3 2013
Shares 283,254 Value ($000) $16,726 Avg Close — Range —
Q2 2013
Shares 273,486 Value ($000) $15,498 Avg Close — Range —