NATIONAL GRID PLC

CUSIP: 636274300 Class: SPONSORED ADR NE

THOMPSON SIEGEL & WALMSLEY LLC's Holding History (CIK: 0001008322)

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

Q1 2017
Shares 132,296 Value ($000) $8,398 Avg Close — Range —
Q4 2016
Shares 120,114 Value ($000) $7,006 Avg Close — Range —
Q3 2016
Shares 124,679 Value ($000) $8,866 Avg Close — Range —
Q2 2016
Shares 127,066 Value ($000) $9,445 Avg Close — Range —
Q1 2016
Shares 128,544 Value ($000) $9,181 Avg Close — Range —
Q4 2015
Shares 131,502 Value ($000) $9,145 Avg Close — Range —
Q3 2015
Shares 134,387 Value ($000) $9,357 Avg Close — Range —
Q2 2015
Shares 143,100 Value ($000) $9,240 Avg Close — Range —
Q1 2015
Shares 144,160 Value ($000) $9,314 Avg Close — Range —
Q4 2014
Shares 146,780 Value ($000) $10,371 Avg Close — Range —
Q3 2014
Shares 142,895 Value ($000) $10,271 Avg Close — Range —
Q2 2014
Shares 146,757 Value ($000) $10,916 Avg Close — Range —
Q1 2014
Shares 132,657 Value ($000) $9,119 Avg Close — Range —
Q4 2013
Shares 132,398 Value ($000) $8,648 Avg Close — Range —
Q3 2013
Shares 132,688 Value ($000) $7,835 Avg Close — Range —
Q2 2013
Shares 132,848 Value ($000) $7,528 Avg Close — Range —