WESTAR ENERGY INC

CUSIP: 95709T100 Class: COMMON STOCK

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q1 2018
Shares 777,959 Value ($000) $40,913 Avg Close — Range —
Q4 2017
Shares 1,018,512 Value ($000) $53,777 Avg Close — Range —
Q3 2017
Shares 1,152,307 Value ($000) $57,154 Avg Close — Range —
Q2 2017
Shares 1,268,511 Value ($000) $67,256 Avg Close — Range —
Q1 2017
Shares 1,384,148 Value ($000) $75,118 Avg Close — Range —
Q4 2016
Shares 1,450,926 Value ($000) $81,760 Avg Close — Range —
Q3 2016
Shares 1,475,721 Value ($000) $83,747 Avg Close — Range —
Q2 2016
Shares 1,406,986 Value ($000) $78,918 Avg Close — Range —
Q1 2016
Shares 1,074,531 Value ($000) $53,307 Avg Close — Range —
Q4 2015
Shares 1,099,222 Value ($000) $46,618 Avg Close — Range —
Q3 2015
Shares 1,121,172 Value ($000) $43,098 Avg Close — Range —
Q2 2015
Shares 1,192,922 Value ($000) $40,822 Avg Close — Range —
Q1 2015
Shares 1,220,402 Value ($000) $47,303 Avg Close — Range —
Q4 2014
Shares 1,242,606 Value ($000) $51,245 Avg Close — Range —
Q3 2014
Shares 1,270,334 Value ($000) $43,344 Avg Close — Range —
Q2 2014
Shares 1,275,009 Value ($000) $48,693 Avg Close — Range —
Q1 2014
Shares 1,281,584 Value ($000) $45,060 Avg Close — Range —
Q4 2013
Shares 1,284,634 Value ($000) $41,327 Avg Close — Range —
Q3 2013
Shares 1,308,984 Value ($000) $40,120 Avg Close — Range —
Q2 2013
Shares 1,326,132 Value ($000) $42,383 Avg Close — Range —