SIRONA DENTAL SYSTEMS INC

CUSIP: 82966C103 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q4 2015
Shares 1,815,182 Value ($000) $198,889 Avg Close — Range —
Q3 2015
Shares 2,421,472 Value ($000) $226,020 Avg Close — Range —