WESTAR ENERGY INC

CUSIP: 95709T100 Class: COMMON STOCK

Boston Partners's Holding History (CIK: 0001386060)

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

Q1 2016
Shares 856,823 Value ($000) $42,507 Avg Close — Range —
Q4 2015
Shares 2,017,987 Value ($000) $85,583 Avg Close — Range —
Q3 2015
Shares 2,389,444 Value ($000) $91,850 Avg Close — Range —
Q2 2015
Shares 2,166,208 Value ($000) $74,128 Avg Close — Range —
Q1 2015
Shares 1,781,504 Value ($000) $69,052 Avg Close — Range —
Q4 2014
Shares 1,633,646 Value ($000) $67,372 Avg Close — Range —
Q3 2014
Shares 1,501,453 Value ($000) $51,230 Avg Close — Range —
Q2 2014
Shares 1,405,905 Value ($000) $53,692 Avg Close — Range —
Q1 2014
Shares 1,220,735 Value ($000) $42,921 Avg Close — Range —
Q4 2013
Shares 1,284,889 Value ($000) $41,335 Avg Close — Range —
Q3 2013
Shares 896,871 Value ($000) $27,489 Avg Close — Range —
Q2 2013
Shares 676,200 Value ($000) $21,612 Avg Close — Range —