MEDIDATA SOLUTIONS INC

CUSIP: 58471A105 Class: COM

VIRGINIA RETIREMENT SYSTEMS ET AL's Holding History (CIK: 0001005354)

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

Q1 2019
Shares 6,000 Value ($000) $439 Avg Close — Range —
Q4 2018
Shares 6,700 Value ($000) $452 Avg Close — Range —