THORATEC CORP

CUSIP: 885175307 Class: COM NEW

PICTON MAHONEY ASSET MANAGEMENT's Holding History (CIK: 0001539041)

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

Q2 2015
Shares 1,700 Value ($000) $76 Avg Close — Range —
Q1 2015
Shares 1,700 Value ($000) $71 Avg Close — Range —
Q4 2014
Shares 1,400 Value ($000) $45 Avg Close — Range —
Q3 2014
Shares 2,100 Value ($000) $56 Avg Close — Range —