BIO-REFERENCE LABS INC

CUSIP: 09057G602 Class: COM $.01 NEW

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q2 2015
Shares 449 Value ($000) $19 Avg Close — Range —
Q4 2014
Shares 1,998 Value ($000) $64 Avg Close — Range —
Q3 2014
Shares 1,594 Value ($000) $45 Avg Close — Range —