NATIONAL GRID PLC

CUSIP: 636274300 Class: SPONSORED ADR NE

DUFF & PHELPS INVESTMENT MANAGEMENT CO's Holding History (CIK: 0000765443)

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

Q3 2014
Shares 188,673 Value ($000) $13,562 Avg Close — Range —
Q2 2014
Shares 188,673 Value ($000) $14,033 Avg Close — Range —
Q1 2014
Shares 188,673 Value ($000) $12,969 Avg Close — Range —
Q4 2013
Shares 188,673 Value ($000) $12,324 Avg Close — Range —
Q3 2013
Shares 188,673 Value ($000) $11,141 Avg Close — Range —
Q2 2013
Shares 188,673 Value ($000) $10,692 Avg Close — Range —