ALPHA NATURAL RESOURCES INC

CUSIP: 02076X102 Class: COM

STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM's Holding History (CIK: 0000938076)

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

Q1 2015
Shares 210,034 Value ($000) $210 Avg Close — Range —
Q4 2014
Shares 210,034 Value ($000) $351 Avg Close — Range —
Q3 2014
Shares 210,034 Value ($000) $521 Avg Close — Range —
Q2 2014
Shares 210,034 Value ($000) $779 Avg Close — Range —
Q1 2014
Shares 210,034 Value ($000) $893 Avg Close — Range —
Q4 2013
Shares 212,495 Value ($000) $1,517 Avg Close — Range —
Q3 2013
Shares 212,495 Value ($000) $1,266 Avg Close — Range —
Q2 2013
Shares 423,718 Value ($000) $2,220 Avg Close — Range —