MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

D.A. DAVIDSON & CO.'s Holding History (CIK: 0001080107)

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

Q2 2017
Shares 294 Value ($000) $22 Avg Close — Range —
Q1 2017
Shares 294 Value ($000) $16 Avg Close — Range —
Q4 2016
Shares 811 Value ($000) $39 Avg Close — Range —
Q3 2016
Shares 294 Value ($000) $16 Avg Close — Range —
Q2 2016
Shares 294 Value ($000) $13 Avg Close — Range —
Q1 2016
Shares 294 Value ($000) $11 Avg Close — Range —
Q4 2015
Shares 294 Value ($000) $14 Avg Close — Range —
Q3 2015
Shares 294 Value ($000) $12 Avg Close — Range —
Q2 2015
Shares 167 Value ($000) $9 Avg Close — Range —