SIRONA DENTAL SYSTEMS INC

CUSIP: 82966C103 Class: COM

GREAT WEST LIFE ASSURANCE CO /CAN/'s Holding History (CIK: 0001046192)

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

Q4 2015
Shares 17,441 Value ($000) $1,915 Avg Close — Range —
Q3 2015
Shares 5,441 Value ($000) $509 Avg Close — Range —
Q2 2015
Shares 5,441 Value ($000) $545 Avg Close — Range —
Q1 2015
Shares 5,441 Value ($000) $488 Avg Close — Range —
Q4 2014
Shares 5,441 Value ($000) $474 Avg Close — Range —
Q3 2014
Shares 5,441 Value ($000) $419 Avg Close — Range —
Q2 2014
Shares 3,031 Value ($000) $249 Avg Close — Range —
Q1 2014
Shares 3,031 Value ($000) $225 Avg Close — Range —
Q4 2013
Shares 3,031 Value ($000) $214 Avg Close — Range —