XENOPORT INC

CUSIP: 98411C100 Class: CMN

MASON STREET ADVISORS, LLC's Holding History (CIK: 0001167711)

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

Q4 2014
Shares 226,790 Value ($000) $1,989 Avg Close — Range —
Q3 2014
Shares 226,790 Value ($000) $1,220 Avg Close — Range —
Q2 2014
Shares 226,790 Value ($000) $1,095 Avg Close — Range —
Q1 2014
Shares 226,790 Value ($000) $1,173 Avg Close — Range —
Q4 2013
Shares 204,800 Value ($000) $1,178 Avg Close — Range —