NORTHEAST UTILS

CUSIP: 664397106 Class: COM

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q4 2014
Shares 13,050,902 Value ($000) $698,484 Avg Close — Range —
Q3 2014
Shares 13,070,607 Value ($000) $579,028 Avg Close — Range —
Q2 2014
Shares 13,285,481 Value ($000) $628,006 Avg Close — Range —
Q1 2014
Shares 13,689,035 Value ($000) $622,852 Avg Close — Range —
Q4 2013
Shares 12,950,402 Value ($000) $548,968 Avg Close — Range —
Q3 2013
Shares 10,777,227 Value ($000) $444,561 Avg Close — Range —
Q2 2013
Shares 10,379,955 Value ($000) $436,166 Avg Close — Range —