THORATEC CORP

CUSIP: 885175307 Class: COM NEW

WEDGE CAPITAL MANAGEMENT L L P/NC's Holding History (CIK: 0001015308)

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

Q4 2014
Shares 11,175 Value ($000) $363 Avg Close — Range —
Q3 2014
Shares 14,825 Value ($000) $396 Avg Close — Range —