ALPHA NATURAL RESOURCES INC

CUSIP: 02076X102 Class: COM

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

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

Q1 2015
Shares 969,932 Value ($000) $970 Avg Close — Range —
Q4 2014
Shares 969,932 Value ($000) $1,620 Avg Close — Range —
Q3 2014
Shares 908,301 Value ($000) $2,253 Avg Close — Range —