GREAT PLAINS ENERGY INC

CUSIP: 391164100 Class: COM

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q1 2018
Shares 294,757 Value ($000) $9,370 Avg Close — Range —
Q4 2017
Shares 269,817 Value ($000) $8,699 Avg Close — Range —
Q3 2017
Shares 202,483 Value ($000) $6,135 Avg Close — Range —
Q2 2017
Shares 201,852 Value ($000) $5,910 Avg Close — Range —
Q1 2017
Shares 10,603,663 Value ($000) $309,839 Avg Close — Range —
Q4 2016
Shares 8,826,151 Value ($000) $241,395 Avg Close — Range —
Q3 2016
Shares 4,875,395 Value ($000) $133,050 Avg Close — Range —
Q2 2016
Shares 143,100 Value ($000) $4,350 Avg Close — Range —
Q1 2016
Shares 133,378 Value ($000) $4,301 Avg Close — Range —
Q4 2015
Shares 216,390 Value ($000) $5,910 Avg Close — Range —
Q3 2015
Shares 102,998 Value ($000) $2,783 Avg Close — Range —
Q2 2015
Shares 105,798 Value ($000) $2,556 Avg Close — Range —
Q1 2015
Shares 105,798 Value ($000) $2,823 Avg Close — Range —
Q4 2014
Shares 100,598 Value ($000) $2,858 Avg Close — Range —
Q3 2014
Shares 110,198 Value ($000) $2,663 Avg Close — Range —
Q2 2014
Shares 105,198 Value ($000) $2,827 Avg Close — Range —
Q1 2014
Shares 98,298 Value ($000) $2,658 Avg Close — Range —
Q4 2013
Shares 89,698 Value ($000) $2,174 Avg Close — Range —
Q3 2013
Shares 113,298 Value ($000) $2,515 Avg Close — Range —
Q2 2013
Shares 113,298 Value ($000) $2,554 Avg Close — Range —