MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q3 2019
Shares 148,461 Value ($000) $13,584 Avg Close — Range —
Q2 2019
Shares 222,894 Value ($000) $20,174 Avg Close — Range —
Q1 2019
Shares 240,255 Value ($000) $17,596 Avg Close — Range —
Q4 2018
Shares 224,308 Value ($000) $15,122 Avg Close — Range —
Q3 2018
Shares 143,913 Value ($000) $10,551 Avg Close — Range —
Q2 2018
Shares 134,580 Value ($000) $10,841 Avg Close — Range —
Q1 2018
Shares 130,588 Value ($000) $8,202 Avg Close — Range —
Q4 2017
Shares 129,925 Value ($000) $8,235 Avg Close — Range —
Q3 2017
Shares 93,853 Value ($000) $7,327 Avg Close — Range —
Q2 2017
Shares 66,589 Value ($000) $5,208 Avg Close — Range —
Q1 2017
Shares 9,936 Value ($000) $573 Avg Close — Range —
Q4 2016
Shares 9,936 Value ($000) $494 Avg Close — Range —
Q2 2015
Shares 12,125 Value ($000) $659 Avg Close — Range —
Q4 2014
Shares 4,459 Value ($000) $213 Avg Close — Range —
Q3 2014
Shares 32,360 Value ($000) $1,433 Avg Close — Range —
Q2 2014
Shares 435,582 Value ($000) $18,647 Avg Close — Range —
Q1 2014
Shares 784,461 Value ($000) $42,627 Avg Close — Range —
Q4 2013
Shares 789,458 Value ($000) $47,817 Avg Close — Range —
Q3 2013
Shares 388,316 Value ($000) $38,415 Avg Close — Range —
Q2 2013
Shares 362,300 Value ($000) $28,060 Avg Close — Range —