THORATEC CORP

CUSIP: 885175307 Class: COM NEW

ALGERT GLOBAL LLC's Holding History (CIK: 0001275218)

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

Q3 2015
Shares 5,730 Value ($000) $362 Avg Close — Range —
Q2 2015
Shares 6,320 Value ($000) $282 Avg Close — Range —
Q4 2013
Shares 7,800 Value ($000) $285 Avg Close — Range —