THORATEC CORP

CUSIP: 885175307 Class: COM NEW

Boston Partners's Holding History (CIK: 0001386060)

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

Q2 2015
Shares 78,093 Value ($000) $3,481 Avg Close — Range —
Q1 2015
Shares 704,214 Value ($000) $29,499 Avg Close — Range —
Q4 2014
Shares 722,632 Value ($000) $23,457 Avg Close — Range —
Q3 2014
Shares 433,080 Value ($000) $11,576 Avg Close — Range —
Q2 2014
Shares 168,300 Value ($000) $5,867 Avg Close — Range —
Q1 2014
Shares 168,300 Value ($000) $6,027 Avg Close — Range —