ARCH COAL INC

CUSIP: 039380100 Class: COM

MASON STREET ADVISORS, LLC's Holding History (CIK: 0001167711)

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

Q1 2015
Shares 28,186 Value ($000) $28 Avg Close — Range —
Q4 2014
Shares 27,308 Value ($000) $49 Avg Close — Range —
Q3 2014
Shares 26,489 Value ($000) $56 Avg Close — Range —
Q2 2014
Shares 26,684 Value ($000) $97 Avg Close — Range —
Q1 2014
Shares 25,921 Value ($000) $125 Avg Close — Range —
Q4 2013
Shares 33,765 Value ($000) $150 Avg Close — Range —
Q3 2013
Shares 84,360 Value ($000) $347 Avg Close — Range —
Q2 2013
Shares 83,150 Value ($000) $314 Avg Close — Range —