NRG YIELD INC

CUSIP: 62942X108 Class: COM CL A

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

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

Q1 2015
Shares 401,888 Value ($000) $20,388 Avg Close — Range —
Q4 2014
Shares 444,101 Value ($000) $20,935 Avg Close — Range —
Q3 2014
Shares 1,257,099 Value ($000) $59,146 Avg Close — Range —
Q2 2014
Shares 2,306,124 Value ($000) $120,034 Avg Close — Range —
Q1 2014
Shares 2,425,301 Value ($000) $95,872 Avg Close — Range —
Q4 2013
Shares 2,273,141 Value ($000) $90,948 Avg Close — Range —
Q3 2013
Shares 1,861,085 Value ($000) $56,372 Avg Close — Range —