THORATEC CORP

CUSIP: 885175307 Class: COM NEW

OPPENHEIMER & CO INC's Holding History (CIK: 0000822581)

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

Q3 2015
Shares 4,399 Value ($000) $278 Avg Close — Range —
Q4 2014
Shares 11,338 Value ($000) $368 Avg Close — Range —
Q3 2014
Shares 24,039 Value ($000) $643 Avg Close — Range —
Q2 2014
Shares 22,962 Value ($000) $801 Avg Close — Range —
Q1 2014
Shares 9,136 Value ($000) $327 Avg Close — Range —
Q4 2013
Shares 25,259 Value ($000) $924 Avg Close — Range —
Q3 2013
Shares 27,123 Value ($000) $1,011 Avg Close — Range —
Q2 2013
Shares 9,298 Value ($000) $291 Avg Close — Range —