MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

ZEVENBERGEN CAPITAL INVESTMENTS LLC's Holding History (CIK: 0001276918)

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

Q2 2019
Shares 419,251 Value ($000) $37,946 Avg Close — Range —
Q1 2019
Shares 639,346 Value ($000) $46,826 Avg Close — Range —
Q4 2018
Shares 671,916 Value ($000) $45,301 Avg Close — Range —
Q3 2018
Shares 614,286 Value ($000) $45,033 Avg Close — Range —
Q2 2018
Shares 567,229 Value ($000) $45,696 Avg Close — Range —
Q1 2018
Shares 554,984 Value ($000) $34,859 Avg Close — Range —
Q4 2017
Shares 421,894 Value ($000) $26,735 Avg Close — Range —
Q3 2017
Shares 388,519 Value ($000) $30,328 Avg Close — Range —
Q2 2017
Shares 413,085 Value ($000) $32,303 Avg Close — Range —
Q1 2017
Shares 487,720 Value ($000) $28,137 Avg Close — Range —
Q4 2016
Shares 698,465 Value ($000) $34,693 Avg Close — Range —
Q3 2016
Shares 787,805 Value ($000) $43,928 Avg Close — Range —
Q2 2016
Shares 944,740 Value ($000) $44,280 Avg Close — Range —
Q1 2016
Shares 966,475 Value ($000) $37,412 Avg Close — Range —
Q4 2015
Shares 1,028,230 Value ($000) $50,681 Avg Close — Range —
Q3 2015
Shares 1,081,787 Value ($000) $45,554 Avg Close — Range —
Q2 2015
Shares 1,095,627 Value ($000) $59,514 Avg Close — Range —
Q1 2015
Shares 1,170,455 Value ($000) $57,399 Avg Close — Range —
Q4 2014
Shares 1,199,325 Value ($000) $57,268 Avg Close — Range —
Q3 2014
Shares 1,119,680 Value ($000) $49,591 Avg Close — Range —
Q2 2014
Shares 1,379,955 Value ($000) $59,076 Avg Close — Range —
Q1 2014
Shares 1,095,255 Value ($000) $59,516 Avg Close — Range —
Q4 2013
Shares 1,102,110 Value ($000) $66,680 Avg Close — Range —
Q3 2013
Shares 621,900 Value ($000) $61,525 Avg Close — Range —
Q2 2013
Shares 577,630 Value ($000) $44,737 Avg Close — Range —