GREAT PLAINS ENERGY INC

CUSIP: 391164100 Class: COM

Horizon Investment Services, LLC's Holding History (CIK: 0001426940)

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

Q1 2018
Shares 27,942 Value ($000) $888 Avg Close — Range —
Q4 2017
Shares 28,101 Value ($000) $906 Avg Close — Range —
Q3 2017
Shares 28,641 Value ($000) $868 Avg Close — Range —
Q2 2017
Shares 27,838 Value ($000) $815 Avg Close — Range —
Q1 2017
Shares 24,549 Value ($000) $717 Avg Close — Range —
Q2 2014
Shares 14,346 Value ($000) $385 Avg Close — Range —
Q1 2014
Shares 13,814 Value ($000) $371 Avg Close — Range —
Q4 2013
Shares 11,640 Value ($000) $282 Avg Close — Range —
Q3 2013
Shares 10,327 Value ($000) $229 Avg Close — Range —