WESTAR ENERGY INC

CUSIP: 95709T100 Class: COMMON STOCK

PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO's Holding History (CIK: 0000315297)

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

Q1 2018
Shares 26,389 Value ($000) $1,388 Avg Close — Range —
Q4 2017
Shares 27,641 Value ($000) $1,459 Avg Close — Range —
Q3 2017
Shares 26,738 Value ($000) $1,326 Avg Close — Range —
Q2 2017
Shares 30,284 Value ($000) $1,606 Avg Close — Range —
Q1 2017
Shares 30,310 Value ($000) $1,645 Avg Close — Range —
Q4 2016
Shares 31,420 Value ($000) $1,771 Avg Close — Range —
Q3 2016
Shares 32,575 Value ($000) $1,849 Avg Close — Range —
Q2 2016
Shares 35,201 Value ($000) $1,974 Avg Close — Range —
Q1 2016
Shares 35,191 Value ($000) $1,746 Avg Close — Range —
Q4 2015
Shares 37,350 Value ($000) $1,584 Avg Close — Range —
Q3 2015
Shares 37,313 Value ($000) $1,434 Avg Close — Range —
Q2 2015
Shares 38,534 Value ($000) $1,319 Avg Close — Range —
Q1 2015
Shares 38,501 Value ($000) $1,492 Avg Close — Range —
Q4 2014
Shares 38,397 Value ($000) $1,583 Avg Close — Range —
Q3 2014
Shares 38,468 Value ($000) $1,313 Avg Close — Range —
Q2 2014
Shares 38,508 Value ($000) $1,471 Avg Close — Range —
Q1 2014
Shares 45,247 Value ($000) $1,591 Avg Close — Range —
Q4 2013
Shares 45,265 Value ($000) $1,456 Avg Close — Range —
Q3 2013
Shares 17,388 Value ($000) $533 Avg Close — Range —
Q2 2013
Shares 45,458 Value ($000) $1,453 Avg Close — Range —