ARCH COAL INC

CUSIP: 039380100 Class: COM

Arizona State Retirement System's Holding History (CIK: 0001558481)

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

Q4 2014
Shares 147,800 Value ($000) $263 Avg Close — Range —
Q3 2014
Shares 147,300 Value ($000) $312 Avg Close — Range —
Q2 2014
Shares 162,000 Value ($000) $591 Avg Close — Range —
Q1 2014
Shares 149,100 Value ($000) $718 Avg Close — Range —
Q4 2013
Shares 169,000 Value ($000) $752 Avg Close — Range —
Q3 2013
Shares 164,782 Value ($000) $677 Avg Close — Range —
Q2 2013
Shares 166,982 Value ($000) $631 Avg Close — Range —
Q1 2013
Shares 176,382 Value ($000) $957 Avg Close — Range —