THORATEC CORP

CUSIP: 885175307 Class: COM NEW

PRIVATE TRUST CO NA's Holding History (CIK: 0001277557)

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

Q3 2014
Shares 71 Value ($000) $2 Avg Close — Range —
Q2 2014
Shares 140 Value ($000) $5 Avg Close — Range —
Q1 2014
Shares 140 Value ($000) $5 Avg Close — Range —
Q4 2013
Shares 152 Value ($000) $6 Avg Close — Range —
Q3 2013
Shares 134 Value ($000) $5 Avg Close — Range —
Q2 2013
Shares 112 Value ($000) $4 Avg Close — Range —
Q1 2013
Shares 112 Value ($000) $4 Avg Close — Range —