ARCH COAL INC

CUSIP: 039380100 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q1 2015
Shares 155,300 Value ($000) $155 Avg Close — Range —
Q4 2014
Shares 155,300 Value ($000) $276 Avg Close — Range —
Q3 2014
Shares 373,700 Value ($000) $792 Avg Close — Range —
Q2 2014
Shares 373,700 Value ($000) $1,364 Avg Close — Range —
Q1 2014
Shares 373,700 Value ($000) $1,801 Avg Close — Range —
Q4 2013
Shares 373,700 Value ($000) $1,663 Avg Close — Range —
Q3 2013
Shares 392,308 Value ($000) $1,612 Avg Close — Range —
Q2 2013
Shares 394,158 Value ($000) $1,490 Avg Close — Range —