MEDIVATION INC

CUSIP: 58501N101 Class: COM

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q1 2016
Shares 108,894 Value ($000) $5,007 Avg Close — Range —
Q4 2015
Shares 107,118 Value ($000) $5,179 Avg Close — Range —
Q3 2015
Shares 151,296 Value ($000) $6,430 Avg Close — Range —
Q2 2015
Shares 240,080 Value ($000) $27,417 Avg Close — Range —
Q1 2015
Shares 360,669 Value ($000) $46,551 Avg Close — Range —
Q4 2014
Shares 443,456 Value ($000) $44,172 Avg Close — Range —
Q3 2014
Shares 36,293 Value ($000) $3,588 Avg Close — Range —
Q2 2014
Shares 107,395 Value ($000) $8,278 Avg Close — Range —
Q1 2014
Shares 13,120 Value ($000) $845 Avg Close — Range —