ALPHA NATURAL RESOURCES INC

CUSIP: 02076X102 Class: COM

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q3 2015
Shares 4,167,865 Value ($000) $138 Avg Close — Range —
Q2 2015
Shares 4,686,865 Value ($000) $1,415 Avg Close — Range —
Q1 2015
Shares 3,785,465 Value ($000) $3,861 Avg Close — Range —
Q4 2014
Shares 3,785,465 Value ($000) $3,861 Avg Close — Range —
Q3 2014
Shares 1,837,665 Value ($000) $4,557 Avg Close — Range —
Q2 2014
Shares 1,391,265 Value ($000) $5,162 Avg Close — Range —
Q1 2014
Shares 943,965 Value ($000) $4,606 Avg Close — Range —
Q4 2013
Shares 755,465 Value ($000) $5,114 Avg Close — Range —
Q3 2013
Shares 788,465 Value ($000) $4,699 Avg Close — Range —
Q2 2013
Shares 754,065 Value ($000) $3,951 Avg Close — Range —