GREAT PLAINS ENERGY INC

CUSIP: 391164100 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q1 2018
Shares 12,690 Value ($000) $403 Avg Close — Range —
Q4 2017
Shares 14,490 Value ($000) $467 Avg Close — Range —
Q3 2017
Shares 14,390 Value ($000) $436 Avg Close — Range —
Q2 2017
Shares 13,890 Value ($000) $407 Avg Close — Range —