WESTAR ENERGY INC

CUSIP: 95709T100 Class: COMMON STOCK

BRIGHT ROCK CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001509973)

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

Q1 2018
Shares 94,175 Value ($000) $4,953 Avg Close — Range —
Q4 2017
Shares 79,175 Value ($000) $4,180 Avg Close — Range —
Q3 2017
Shares 79,000 Value ($000) $3,918 Avg Close — Range —
Q2 2017
Shares 79,000 Value ($000) $4,189 Avg Close — Range —
Q1 2017
Shares 79,000 Value ($000) $4,287 Avg Close — Range —
Q4 2016
Shares 79,000 Value ($000) $4,452 Avg Close — Range —
Q3 2016
Shares 79,000 Value ($000) $4,483 Avg Close — Range —
Q2 2016
Shares 79,275 Value ($000) $4,447 Avg Close — Range —
Q1 2016
Shares 78,275 Value ($000) $3,883 Avg Close — Range —
Q4 2015
Shares 87,000 Value ($000) $3,690 Avg Close — Range —
Q3 2015
Shares 96,000 Value ($000) $3,690 Avg Close — Range —
Q2 2015
Shares 103,000 Value ($000) $3,525 Avg Close — Range —
Q1 2015
Shares 89,000 Value ($000) $3,450 Avg Close — Range —
Q4 2014
Shares 82,000 Value ($000) $3,382 Avg Close — Range —
Q3 2014
Shares 93,000 Value ($000) $3,173 Avg Close — Range —
Q2 2014
Shares 93,000 Value ($000) $3,552 Avg Close — Range —
Q1 2014
Shares 93,000 Value ($000) $3,270 Avg Close — Range —
Q4 2013
Shares 93,000 Value ($000) $2,992 Avg Close — Range —
Q3 2013
Shares 90,000 Value ($000) $2,759 Avg Close — Range —