THORATEC CORP

CUSIP: 885175307 Class: COM NEW

SIT INVESTMENT ASSOCIATES INC's Holding History (CIK: 0000769317)

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

Q2 2014
Shares 91,040 Value ($000) $3,174 Avg Close — Range —
Q1 2014
Shares 55,350 Value ($000) $1,982 Avg Close — Range —
Q4 2013
Shares 55,350 Value ($000) $2,026 Avg Close — Range —
Q3 2013
Shares 79,050 Value ($000) $2,948 Avg Close — Range —
Q2 2013
Shares 127,740 Value ($000) $4,000 Avg Close — Range —