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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001104659-04-010761
Filing Date
2004-04-21
Accepted
2004-04-21 15:10:42
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G/A a04-4587_5sc13ga.htm SC 13G/A 56882
  Complete submission text file 0001104659-04-010761.txt   58778
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

Mailing Address
Business Address 6744 S HOWELL AVE OAK CREEK WI 53154 4147474000
MIDWEST AIR GROUP INC (Subject) CIK: 0000948845 (see all company filings)

IRS No.: 391828757 | State of Incorp.: WI | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-44827 | Film No.: 04745339
SIC: 4512 Air Transportation, Scheduled