MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

EVENTIDE ASSET MANAGEMENT, LLC's Holding History (CIK: 0001442891)

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

Q3 2015
Shares 18,900 Value ($000) $796 Avg Close — Range —
Q2 2015
Shares 18,900 Value ($000) $1,027 Avg Close — Range —
Q1 2015
Shares 18,900 Value ($000) $927 Avg Close — Range —
Q4 2014
Shares 18,900 Value ($000) $902 Avg Close — Range —
Q3 2014
Shares 18,900 Value ($000) $837 Avg Close — Range —
Q2 2014
Shares 18,900 Value ($000) $809 Avg Close — Range —
Q1 2014
Shares 18,900 Value ($000) $1,027 Avg Close — Range —
Q4 2013
Shares 14,000 Value ($000) $848 Avg Close — Range —