THORATEC CORP

CUSIP: 885175307 Class: COM NEW

RHUMBLINE ADVISERS's Holding History (CIK: 0001115418)

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

Q3 2015
Shares 96,138 Value ($000) $6,082 Avg Close — Range —
Q2 2015
Shares 92,410 Value ($000) $4,119 Avg Close — Range —
Q1 2015
Shares 92,780 Value ($000) $3,887 Avg Close — Range —
Q4 2014
Shares 82,734 Value ($000) $2,686 Avg Close — Range —
Q3 2014
Shares 86,114 Value ($000) $2,302 Avg Close — Range —
Q2 2014
Shares 87,074 Value ($000) $3,035 Avg Close — Range —
Q1 2014
Shares 95,398 Value ($000) $3,416 Avg Close — Range —
Q4 2013
Shares 98,478 Value ($000) $3,604 Avg Close — Range —
Q3 2013
Shares 101,880 Value ($000) $3,799 Avg Close — Range —
Q2 2013
Shares 99,522 Value ($000) $3,116 Avg Close — Range —