ALPHA NATURAL RESOURCES INC

CUSIP: 02076X102 Class: COM

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

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

Q1 2014
Shares 146,200 Value ($000) $621 Avg Close — Range —
Q4 2013
Shares 160,800 Value ($000) $1,148 Avg Close — Range —
Q3 2013
Shares 172,000 Value ($000) $1,025 Avg Close — Range —
Q2 2013
Shares 180,000 Value ($000) $943 Avg Close — Range —
Q1 2013
Shares 189,100 Value ($000) $1,552 Avg Close — Range —