NRG YIELD INC

CUSIP: 62942X306 Class: COM

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q3 2015
Shares 378,403 Value ($000) $4,219 Avg Close — Range —
Q2 2015
Shares 380,326 Value ($000) $8,363 Avg Close — Range —