MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q2 2019
Shares 12,458 Value ($000) $1,124 Avg Close — Range —
Q1 2019
Shares 14,111 Value ($000) $1,034 Avg Close — Range —
Q4 2018
Shares 14,159 Value ($000) $948 Avg Close — Range —
Q3 2018
Shares 14,069 Value ($000) $1,031 Avg Close — Range —
Q2 2018
Shares 13,805 Value ($000) $1,111 Avg Close — Range —
Q1 2018
Shares 13,886 Value ($000) $871 Avg Close — Range —
Q4 2017
Shares 13,049 Value ($000) $827 Avg Close — Range —
Q3 2017
Shares 10,854 Value ($000) $850 Avg Close — Range —
Q2 2017
Shares 9,648 Value ($000) $754 Avg Close — Range —
Q1 2017
Shares 10,607 Value ($000) $611 Avg Close — Range —
Q4 2016
Shares 11,379 Value ($000) $564 Avg Close — Range —
Q3 2016
Shares 10,430 Value ($000) $581 Avg Close — Range —
Q2 2016
Shares 11,162 Value ($000) $523 Avg Close — Range —
Q1 2016
Shares 22,057 Value ($000) $856 Avg Close — Range —
Q4 2015
Shares 20,776 Value ($000) $1,023 Avg Close — Range —
Q3 2015
Shares 11,763 Value ($000) $497 Avg Close — Range —
Q2 2015
Shares 10,224 Value ($000) $555 Avg Close — Range —