MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

LOOMIS SAYLES & CO L P's Holding History (CIK: 0000312348)

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

Q3 2019
Shares 355,875 Value ($000) $32,563 Avg Close — Range —
Q2 2019
Shares 472,523 Value ($000) $42,768 Avg Close — Range —
Q1 2019
Shares 635,749 Value ($000) $46,562 Avg Close — Range —
Q4 2018
Shares 622,340 Value ($000) $41,958 Avg Close — Range —
Q3 2018
Shares 584,216 Value ($000) $42,829 Avg Close — Range —
Q2 2018
Shares 587,467 Value ($000) $47,327 Avg Close — Range —
Q1 2018
Shares 417,629 Value ($000) $26,231 Avg Close — Range —
Q4 2017
Shares 431,772 Value ($000) $27,361 Avg Close — Range —
Q3 2017
Shares 435,718 Value ($000) $34,012 Avg Close — Range —
Q2 2017
Shares 448,881 Value ($000) $35,102 Avg Close — Range —
Q1 2017
Shares 461,796 Value ($000) $26,641 Avg Close — Range —
Q4 2016
Shares 438,875 Value ($000) $21,799 Avg Close — Range —
Q3 2016
Shares 461,430 Value ($000) $25,729 Avg Close — Range —
Q2 2016
Shares 482,419 Value ($000) $22,611 Avg Close — Range —
Q1 2016
Shares 500,471 Value ($000) $19,373 Avg Close — Range —
Q4 2015
Shares 503,476 Value ($000) $24,816 Avg Close — Range —
Q3 2015
Shares 505,720 Value ($000) $21,296 Avg Close — Range —
Q2 2015
Shares 462,381 Value ($000) $25,117 Avg Close — Range —
Q1 2014
Shares 332,071 Value ($000) $18,045 Avg Close — Range —
Q4 2013
Shares 401,565 Value ($000) $24,323 Avg Close — Range —
Q3 2013
Shares 185,951 Value ($000) $18,396 Avg Close — Range —
Q2 2013
Shares 213,328 Value ($000) $16,522 Avg Close — Range —