NORTHEAST UTILS

CUSIP: 664397106 Class: COM

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

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

Q4 2014
Shares 7,463 Value ($000) $399 Avg Close — Range —
Q3 2014
Shares 5,185 Value ($000) $230 Avg Close — Range —
Q2 2014
Shares 5,185 Value ($000) $245 Avg Close — Range —
Q1 2014
Shares 1,909 Value ($000) $87 Avg Close — Range —
Q4 2013
Shares 1,909 Value ($000) $81 Avg Close — Range —
Q3 2013
Shares 1,909 Value ($000) $79 Avg Close — Range —
Q2 2013
Shares 1,909 Value ($000) $80 Avg Close — Range —