NATIONAL GRID PLC

CUSIP: 636274300 Class: SPONSORED ADR NE

GUARDIAN CAPITAL LP's Holding History (CIK: 0001224324)

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

Q1 2017
Shares 181,013 Value ($000) $11,491 Avg Close — Range —
Q4 2016
Shares 160,420 Value ($000) $9,357 Avg Close — Range —
Q3 2016
Shares 168,279 Value ($000) $11,966 Avg Close — Range —
Q2 2016
Shares 168,698 Value ($000) $12,539 Avg Close — Range —
Q1 2016
Shares 168,710 Value ($000) $12,049 Avg Close — Range —
Q4 2015
Shares 178,554 Value ($000) $12,417 Avg Close — Range —
Q3 2015
Shares 177,286 Value ($000) $12,344 Avg Close — Range —
Q2 2015
Shares 177,495 Value ($000) $11,461 Avg Close — Range —
Q1 2015
Shares 146,760 Value ($000) $9,482 Avg Close — Range —
Q4 2014
Shares 149,006 Value ($000) $10,529 Avg Close — Range —
Q3 2014
Shares 150,483 Value ($000) $10,817 Avg Close — Range —
Q2 2014
Shares 154,106 Value ($000) $11,462 Avg Close — Range —
Q1 2014
Shares 164,735 Value ($000) $11,324 Avg Close — Range —
Q4 2013
Shares 160,746 Value ($000) $10,500 Avg Close — Range —
Q3 2013
Shares 168,786 Value ($000) $9,967 Avg Close — Range —
Q2 2013
Shares 263,961 Value ($000) $14,959 Avg Close — Range —