XENOPORT INC

CUSIP: 98411C100 Class: CMN

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

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

Q2 2016
Shares 4,400 Value ($000) $31 Avg Close — Range —
Q4 2015
Shares 200 Value ($000) $1 Avg Close — Range —