CLOUD PEAK ENERGY INC

CUSIP: 18911Q102 Class: COM

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2018
Shares 876,009 Value ($000) $324 Avg Close — Range —
Q3 2016
Shares 11,702 Value ($000) $64 Avg Close — Range —
Q4 2015
Shares 70,155 Value ($000) $146 Avg Close — Range —
Q2 2014
Shares 33,627 Value ($000) $619 Avg Close — Range —