MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

Shannon River Fund Management LLC's Holding History (CIK: 0001301050)

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

Q2 2014
Shares 66,000 Value ($000) $2,825 Avg Close — Range —
Q1 2014
Shares 64,000 Value ($000) $3,478 Avg Close — Range —
Q4 2013
Shares 175,000 Value ($000) $10,588 Avg Close — Range —
Q3 2013
Shares 135,050 Value ($000) $13,360 Avg Close — Range —
Q2 2013
Shares 115,000 Value ($000) $8,907 Avg Close — Range —