SIRONA DENTAL SYSTEMS INC

CUSIP: 82966C103 Class: COM

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2015
Shares 2,789 Value ($000) $306 Avg Close — Range —
Q3 2015
Shares 27,696 Value ($000) $2,585 Avg Close — Range —
Q4 2014
Shares 154,662 Value ($000) $13,513 Avg Close — Range —
Q3 2014
Shares 137,385 Value ($000) $10,535 Avg Close — Range —
Q2 2014
Shares 137,371 Value ($000) $11,328 Avg Close — Range —