ARCH COAL INC

CUSIP: 039380100 Class: COM

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q2 2015
Shares 2,001,412 Value ($000) $680 Avg Close — Range —
Q1 2015
Shares 2,530,807 Value ($000) $2,531 Avg Close — Range —
Q4 2014
Shares 2,378,261 Value ($000) $4,235 Avg Close — Range —
Q3 2014
Shares 2,507,329 Value ($000) $5,316 Avg Close — Range —
Q2 2014
Shares 2,645,279 Value ($000) $9,655 Avg Close — Range —
Q1 2014
Shares 2,892,699 Value ($000) $13,944 Avg Close — Range —
Q4 2013
Shares 3,069,340 Value ($000) $13,659 Avg Close — Range —
Q3 2013
Shares 3,810,093 Value ($000) $15,658 Avg Close — Range —
Q2 2013
Shares 3,836,381 Value ($000) $14,502 Avg Close — Range —