MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q4 2017
Shares 7,457 Value ($000) $473 Avg Close — Range —
Q2 2017
Shares 3,328 Value ($000) $260 Avg Close — Range —
Q3 2015
Shares 14,348 Value ($000) $604 Avg Close — Range —
Q2 2015
Shares 25,969 Value ($000) $1,411 Avg Close — Range —
Q4 2013
Shares 9,458 Value ($000) $573 Avg Close — Range —
Q3 2013
Shares 3,295 Value ($000) $326 Avg Close — Range —
Q2 2013
Shares 2,811 Value ($000) $218 Avg Close — Range —