ARKANSAS BEST CORP DEL

CUSIP: 040790107 Class: COM

AMERICAN CENTURY COMPANIES INC's Holding History (CIK: 0000748054)

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

Q1 2014
Shares 130,746 Value ($000) $4,831 Avg Close — Range —
Q4 2013
Shares 56,527 Value ($000) $1,904 Avg Close — Range —
Q2 2013
Shares 81,890 Value ($000) $1,879 Avg Close — Range —