NRG YIELD INC

CUSIP: 62942X108 Class: COM CL A

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q1 2015
Shares 69 Value ($000) $4 Avg Close — Range —
Q3 2014
Shares 5,116 Value ($000) $241 Avg Close — Range —
Q1 2014
Shares 990 Value ($000) $39 Avg Close — Range —
Q4 2013
Shares 4,830 Value ($000) $193 Avg Close — Range —
Q3 2013
Shares 1,051 Value ($000) $32 Avg Close — Range —