MEDIDATA SOLUTIONS INC

CUSIP: 58471a105 Class: COM

S&CO INC's Holding History (CIK: 0001082461)

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

Q3 2019
Shares 3,500 Value ($000) $320 Avg Close — Range —
Q2 2019
Shares 3,500 Value ($000) $317 Avg Close — Range —
Q1 2019
Shares 3,500 Value ($000) $256 Avg Close — Range —
Q4 2018
Shares 3,500 Value ($000) $236 Avg Close — Range —
Q3 2018
Shares 3,500 Value ($000) $257 Avg Close — Range —
Q2 2018
Shares 8,500 Value ($000) $685 Avg Close — Range —
Q1 2018
Shares 9,500 Value ($000) $597 Avg Close — Range —
Q4 2017
Shares 10,500 Value ($000) $665 Avg Close — Range —
Q3 2017
Shares 10,500 Value ($000) $820 Avg Close — Range —
Q2 2017
Shares 6,000 Value ($000) $469 Avg Close — Range —
Q1 2017
Shares 6,000 Value ($000) $346 Avg Close — Range —
Q4 2016
Shares 6,000 Value ($000) $298 Avg Close — Range —
Q3 2016
Shares 6,000 Value ($000) $335 Avg Close — Range —
Q2 2016
Shares 10,500 Value ($000) $492 Avg Close — Range —