BIO-REFERENCE LABS INC

CUSIP: 09057G602 Class: COM $.01 NEW

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

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

Q4 2013
Shares 63 Value ($000) $2 Avg Close — Range —
Q3 2013
Shares 780 Value ($000) $23 Avg Close — Range —
Q2 2013
Shares 666 Value ($000) $19 Avg Close — Range —