ARKANSAS BEST CORP DEL

CUSIP: 040790107 Class: COM

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q1 2014
Shares 1,192 Value ($000) $44 Avg Close — Range —
Q3 2013
Shares 1,063 Value ($000) $27 Avg Close — Range —
Q2 2013
Shares 18,642 Value ($000) $428 Avg Close — Range —