McCormick Jeff M (0001315310)

Mailing Address 2478 TAYLOR WAY ANTIOCH CA 94531 Ownership Reports for Issuers: (Click on issuer name to see other owners for the issuer, or CIK for issuer filings.) Issuer Filings Transaction Date Type of Owner THORATEC CORP 0000350907 2005-01-25 other: Principal Financial Officer

Items 1 - 4

The information presented below contains only portions of the information presented in the referenced filing or filings.
You should consult the original filing for complete information. Hyperlinks to the forms are provided for your convenience.

Acquistion or Disposition	Transaction Date	Deemed Execution Date	Issuer	Form	Transaction Type	Direct or Indirect Ownership	Number of Securities Transacted	Number of Securities Owned	Line Number	Issuer CIK	Security Name
D	2005-05-02		THORATEC CORP	4	S-Sale	--D	748.0000	0.0000	2	0000350907	Common Stock
A	2005-04-29		THORATEC CORP	4	J-Other	-ED	748.0000	748.0000	1	0000350907	Common Stock
-	-		THORATEC CORP	3	-	--D			1	0000350907	Employee Stock Option (right to buy)
-	-		THORATEC CORP	3	-	--D			2	0000350907	Employee Stock Option (right to buy)

http://www.sec.gov/cgi-bin/own-disp

---