GREAT PLAINS ENERGY INC

CUSIP: 391164100 Class: COM

Zimmer Partners, LP's Holding History (CIK: 0001565854)

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

Q1 2018
Shares 677,079 Value ($000) $21,524 Avg Close — Range —
Q4 2017
Shares 952,692 Value ($000) $30,715 Avg Close — Range —
Q3 2017
Shares 2,185,074 Value ($000) $66,208 Avg Close — Range —
Q2 2017
Shares 6,877,306 Value ($000) $201,368 Avg Close — Range —
Q1 2017
Shares 6,377,915 Value ($000) $186,363 Avg Close — Range —
Q4 2016
Shares 7,065,211 Value ($000) $193,234 Avg Close — Range —
Q3 2016
Shares 5,026,599 Value ($000) $137,176 Avg Close — Range —
Q2 2016
Shares 1,822,828 Value ($000) $55,414 Avg Close — Range —
Q1 2016
Shares 825,000 Value ($000) $26,606 Avg Close — Range —
Q4 2014
Shares 382,500 Value ($000) $10,867 Avg Close — Range —
Q3 2014
Shares 250,000 Value ($000) $6,043 Avg Close — Range —
Q3 2013
Shares 200,000 Value ($000) $4,440 Avg Close — Range —
Q2 2013
Shares 459,873 Value ($000) $10,366 Avg Close — Range —