SIRONA DENTAL SYSTEMS INC

CUSIP: 82966C103 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q4 2015
Shares 983,698 Value ($000) $107,784 Avg Close — Range —
Q3 2015
Shares 1,104,337 Value ($000) $103,079 Avg Close — Range —
Q2 2015
Shares 1,215,599 Value ($000) $122,070 Avg Close — Range —
Q1 2015
Shares 1,219,209 Value ($000) $109,717 Avg Close — Range —
Q4 2014
Shares 1,158,582 Value ($000) $101,225 Avg Close — Range —
Q3 2014
Shares 1,229,118 Value ($000) $94,249 Avg Close — Range —
Q2 2014
Shares 1,325,228 Value ($000) $109,278 Avg Close — Range —
Q1 2014
Shares 1,244,305 Value ($000) $92,912 Avg Close — Range —
Q4 2013
Shares 1,181,450 Value ($000) $82,938 Avg Close — Range —
Q3 2013
Shares 1,346,269 Value ($000) $90,106 Avg Close — Range —
Q2 2013
Shares 1,031,691 Value ($000) $67,968 Avg Close — Range —