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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001104659-05-014088
Filing Date
2005-03-31
Accepted
2005-03-31 11:32:31
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G/A a05-5915_2sc13ga.htm SC 13G/A 68337
  Complete submission text file 0001104659-05-014088.txt   69737
Mailing Address 225 SOUTH LAKE AVE SUITE 400 PASADENA CA 91101
Business Address 225 SOUTH LAKE AVE STE 400 PASADENA CA 91101-3005 8183049222
PRIMECAP MANAGEMENT CO/CA/ (Filed by) CIK: 0000763212 (see all company filings)

IRS No.: 953868081
Type: SC 13G/A

Mailing Address 3380 CENTRAL EXPRESSWAY SANTA CLARA CA 95051
Business Address 3380 CENTRAL EXPRESSWAY SANTA CLARA CA 95051 4085226000
AFFYMETRIX INC (Subject) CIK: 0000913077 (see all company filings)

IRS No.: 770319159 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-48829 | Film No.: 05717434
SIC: 3826 Laboratory Analytical Instruments