XTANT MED HLDGS INC

CUSIP: 98420P100 Class: COM

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

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

Q1 2016
Shares 419 Value ($000) $1 Avg Close — Range —
Q4 2015
Shares 300 Value ($000) $1 Avg Close — Range —