GREAT PLAINS ENERGY INC

CUSIP: 391164100 Class: COM

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q1 2018
Shares 213,057 Value ($000) $6,773 Avg Close — Range —
Q4 2017
Shares 237,034 Value ($000) $7,642 Avg Close — Range —
Q3 2017
Shares 236,699 Value ($000) $7,172 Avg Close — Range —
Q2 2017
Shares 211,388 Value ($000) $6,189 Avg Close — Range —
Q1 2017
Shares 18,758 Value ($000) $548 Avg Close — Range —
Q4 2016
Shares 100,078 Value ($000) $2,737 Avg Close — Range —
Q3 2016
Shares 90,850 Value ($000) $2,479 Avg Close — Range —
Q2 2016
Shares 103,051 Value ($000) $3,133 Avg Close — Range —
Q1 2016
Shares 111,721 Value ($000) $3,603 Avg Close — Range —
Q4 2015
Shares 112,201 Value ($000) $3,064 Avg Close — Range —
Q3 2015
Shares 115,191 Value ($000) $3,112 Avg Close — Range —
Q2 2015
Shares 118,221 Value ($000) $2,856 Avg Close — Range —
Q1 2015
Shares 116,961 Value ($000) $3,121 Avg Close — Range —
Q4 2014
Shares 120,161 Value ($000) $3,414 Avg Close — Range —
Q3 2014
Shares 113,301 Value ($000) $2,738 Avg Close — Range —
Q2 2014
Shares 112,481 Value ($000) $3,022 Avg Close — Range —
Q1 2014
Shares 109,871 Value ($000) $2,971 Avg Close — Range —
Q4 2013
Shares 109,721 Value ($000) $2,660 Avg Close — Range —
Q3 2013
Shares 113,031 Value ($000) $2,509 Avg Close — Range —
Q2 2013
Shares 121,791 Value ($000) $2,745 Avg Close — Range —