MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS's Holding History (CIK: 0001083190)

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

Q3 2019
Shares 10,962 Value ($000) $1,003 Avg Close — Range —
Q2 2019
Shares 10,971 Value ($000) $993 Avg Close — Range —
Q1 2019
Shares 10,971 Value ($000) $804 Avg Close — Range —
Q4 2018
Shares 10,737 Value ($000) $724 Avg Close — Range —
Q3 2018
Shares 12,124 Value ($000) $889 Avg Close — Range —
Q2 2018
Shares 15,985 Value ($000) $1,288 Avg Close — Range —
Q1 2018
Shares 15,971 Value ($000) $1,003 Avg Close — Range —
Q4 2017
Shares 8,539 Value ($000) $541 Avg Close — Range —
Q3 2017
Shares 8,534 Value ($000) $666 Avg Close — Range —
Q2 2017
Shares 7,687 Value ($000) $601 Avg Close — Range —
Q3 2014
Shares 6,300 Value ($000) $279 Avg Close — Range —
Q2 2014
Shares 25,350 Value ($000) $1,085 Avg Close — Range —
Q1 2014
Shares 30,405 Value ($000) $1,652 Avg Close — Range —
Q4 2013
Shares 32,950 Value ($000) $1,994 Avg Close — Range —
Q3 2013
Shares 17,710 Value ($000) $1,752 Avg Close — Range —
Q2 2013
Shares 16,150 Value ($000) $1,251 Avg Close — Range —