WESTAR ENERGY INC

CUSIP: 95709T100 Class: COMMON STOCK

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q2 2017
Shares 1,386,910 Value ($000) $73,534 Avg Close — Range —
Q1 2017
Shares 727,410 Value ($000) $39,477 Avg Close — Range —
Q4 2016
Shares 781,458 Value ($000) $44,035 Avg Close — Range —
Q3 2016
Shares 1,034,461 Value ($000) $58,706 Avg Close — Range —
Q2 2016
Shares 760,861 Value ($000) $42,677 Avg Close — Range —