GREAT PLAINS ENERGY INC

CUSIP: 391164100 Class: COM

BOKF, NA's Holding History (CIK: 0000009634)

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

Q3 2017
Shares 17,586 Value ($000) $533 Avg Close — Range —
Q2 2017
Shares 18,479 Value ($000) $541 Avg Close — Range —
Q1 2017
Shares 21,997 Value ($000) $643 Avg Close — Range —
Q4 2016
Shares 21,725 Value ($000) $594 Avg Close — Range —
Q3 2016
Shares 19,747 Value ($000) $539 Avg Close — Range —
Q2 2016
Shares 22,483 Value ($000) $684 Avg Close — Range —
Q1 2016
Shares 22,959 Value ($000) $740 Avg Close — Range —
Q4 2015
Shares 22,433 Value ($000) $613 Avg Close — Range —
Q3 2015
Shares 30,246 Value ($000) $817 Avg Close — Range —
Q2 2015
Shares 34,969 Value ($000) $845 Avg Close — Range —
Q1 2015
Shares 36,626 Value ($000) $977 Avg Close — Range —
Q4 2014
Shares 27,689 Value ($000) $786 Avg Close — Range —
Q3 2014
Shares 36,464 Value ($000) $881 Avg Close — Range —
Q2 2014
Shares 37,793 Value ($000) $1,016 Avg Close — Range —
Q1 2014
Shares 26,168 Value ($000) $707 Avg Close — Range —
Q4 2013
Shares 9,435 Value ($000) $229 Avg Close — Range —
Q3 2013
Shares 9,435 Value ($000) $209 Avg Close — Range —
Q2 2013
Shares 9,245 Value ($000) $208 Avg Close — Range —