GREAT PLAINS ENERGY INC

CUSIP: 391164878 Class: CONV PFD

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q2 2017
Shares 713,054 Value ($000) $37,820 Avg Close — Range —
Q1 2017
Shares 713,054 Value ($000) $38,312 Avg Close — Range —
Q4 2016
Shares 508,099 Value ($000) $25,710 Avg Close — Range —