ARCH COAL INC

CUSIP: 039380100 Class: COM

PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO's Holding History (CIK: 0000315297)

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

Q1 2015
Shares 65,431 Value ($000) $65 Avg Close — Range —
Q4 2014
Shares 65,431 Value ($000) $116 Avg Close — Range —
Q3 2014
Shares 65,431 Value ($000) $139 Avg Close — Range —
Q2 2014
Shares 65,431 Value ($000) $239 Avg Close — Range —
Q1 2014
Shares 65,431 Value ($000) $315 Avg Close — Range —
Q4 2013
Shares 65,431 Value ($000) $291 Avg Close — Range —
Q3 2013
Shares 65,431 Value ($000) $269 Avg Close — Range —
Q2 2013
Shares 65,431 Value ($000) $247 Avg Close — Range —