THORATEC CORP

CUSIP: 885175307 Class: COM NEW

STEVENS CAPITAL MANAGEMENT LP's Holding History (CIK: 0001134813)

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

Q3 2015
Shares 140,737 Value ($000) $8,903 Avg Close — Range —
Q1 2014
Shares 40,480 Value ($000) $1,450 Avg Close — Range —
Q4 2013
Shares 75,928 Value ($000) $2,779 Avg Close — Range —
Q3 2013
Shares 29,570 Value ($000) $1,103 Avg Close — Range —
Q2 2013
Shares 47,876 Value ($000) $1,499 Avg Close — Range —