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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000912938-06-000066
Filing Date
2006-02-10
Accepted
2006-02-10 14:06:14
Documents
1

Document Format Files

Seq Description Document Type Size
1 THORATEC CORP thorateccorp.txt SC 13G 7293
  Complete submission text file 0000912938-06-000066.txt   9492
Mailing Address 6035 STONERIDGE DR PLEASANTON CA 94588
Business Address 6035 STONERIDGE DR PLEASANTON CA 94588 9258478600
THORATEC CORP (Subject) CIK: 0000350907 (see all company filings)

IRS No.: 942340464 | State of Incorp.: CA | Fiscal Year End: 0102
Type: SC 13G | Act: 34 | File No.: 005-32553 | Film No.: 06597249
SIC: 3845 Electromedical & Electrotherapeutic Apparatus

Mailing Address 500 BOYLSTON STREET 10TH FLOOR BOSTON MA 02116
Business Address 500 BOYLSTON ST 10TH FL BOSTON MA 02116 18006372929
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ (Filed by) CIK: 0000912938 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000