NATIONAL GRID PLC

CUSIP: 636274300 Class: SPONSORED ADR NE

Douglass Winthrop Advisors, LLC's Holding History (CIK: 0001308527)

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

Q2 2015
Shares 7,200 Value ($000) $465 Avg Close — Range —
Q1 2015
Shares 7,200 Value ($000) $465 Avg Close — Range —