THORATEC CORP

CUSIP: 885175307 Class: COM NEW

GEODE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001214717)

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

Q3 2015
Shares 356,995 Value ($000) $22,583 Avg Close — Range —
Q2 2015
Shares 461,461 Value ($000) $20,567 Avg Close — Range —
Q1 2015
Shares 459,428 Value ($000) $19,245 Avg Close — Range —
Q4 2014
Shares 469,296 Value ($000) $15,233 Avg Close — Range —
Q3 2014
Shares 474,565 Value ($000) $12,684 Avg Close — Range —
Q2 2014
Shares 436,406 Value ($000) $15,212 Avg Close — Range —
Q1 2014
Shares 403,561 Value ($000) $14,451 Avg Close — Range —
Q4 2013
Shares 384,144 Value ($000) $14,059 Avg Close — Range —
Q3 2013
Shares 354,058 Value ($000) $13,202 Avg Close — Range —
Q2 2013
Shares 338,366 Value ($000) $10,594 Avg Close — Range —