ARKANSAS BEST CORP DEL

CUSIP: 040790107 Class: COM

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

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

Q1 2014
Shares 20,200 Value ($000) $724 Avg Close — Range —
Q4 2013
Shares 54,002 Value ($000) $1,874 Avg Close — Range —
Q3 2013
Shares 70,855 Value ($000) $1,819 Avg Close — Range —
Q2 2013
Shares 78,655 Value ($000) $1,805 Avg Close — Range —