THORATEC CORP

CUSIP: 885175307 Class: COM NEW

AMERIPRISE FINANCIAL INC's Holding History (CIK: 0000820027)

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

Q3 2015
Shares 256,568 Value ($000) $16,231 Avg Close — Range —
Q2 2015
Shares 374,924 Value ($000) $16,709 Avg Close — Range —
Q1 2015
Shares 396,938 Value ($000) $16,628 Avg Close — Range —
Q4 2014
Shares 397,654 Value ($000) $12,908 Avg Close — Range —
Q3 2014
Shares 407,664 Value ($000) $10,897 Avg Close — Range —
Q2 2014
Shares 471,541 Value ($000) $16,438 Avg Close — Range —
Q1 2014
Shares 470,222 Value ($000) $16,841 Avg Close — Range —
Q4 2013
Shares 479,947 Value ($000) $17,565 Avg Close — Range —
Q3 2013
Shares 493,437 Value ($000) $18,400 Avg Close — Range —
Q2 2013
Shares 498,989 Value ($000) $15,622 Avg Close — Range —