MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

JANE STREET GROUP, LLC's Holding History (CIK: 0001595888)

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

Q2 2019
Shares 101,151 Value ($000) $9,155 Avg Close — Range —
Q3 2018
Shares 9,590 Value ($000) $703 Avg Close — Range —
Q2 2018
Shares 9,483 Value ($000) $764 Avg Close — Range —
Q3 2017
Shares 9,505 Value ($000) $742 Avg Close — Range —
Q2 2017
Shares 4,467 Value ($000) $349 Avg Close — Range —
Q1 2017
Shares 7,467 Value ($000) $431 Avg Close — Range —
Q4 2015
Shares 8,940 Value ($000) $441 Avg Close — Range —