MEDIDATA SOLUTIONS INC

CUSIP: 58471AAB1 Class: CONV

CSS LLC/IL's Holding History (CIK: 0001103646)

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

Q1 2018
Shares 8,000,000 Value ($000) $8,982 Avg Close — Range —
Q4 2017
Shares 10,000,000 Value ($000) $11,582 Avg Close — Range —
Q3 2017
Shares 2,500,000 Value ($000) $3,440 Avg Close — Range —
Q2 2017
Shares 3,745,000 Value ($000) $5,228 Avg Close — Range —
Q1 2017
Shares 1,750,000 Value ($000) $1,996 Avg Close — Range —