MEDIVATION INC

CUSIP: 58501N101 Class: COM

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

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

Q4 2014
Shares 137,980 Value ($000) $13,744 Avg Close — Range —
Q3 2014
Shares 213,572 Value ($000) $21,116 Avg Close — Range —
Q2 2014
Shares 220,282 Value ($000) $16,979 Avg Close — Range —
Q1 2014
Shares 210,866 Value ($000) $13,573 Avg Close — Range —
Q4 2013
Shares 8,840 Value ($000) $564 Avg Close — Range —
Q3 2013
Shares 9,060 Value ($000) $543 Avg Close — Range —
Q2 2013
Shares 14,270 Value ($000) $702 Avg Close — Range —