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Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001104659-09-022524
Filing Date
2009-04-03
Accepted
2009-04-03 12:06:35
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G/A a09-9327_2sc13ga.htm SC 13G/A 70909
  Complete submission text file 0001104659-09-022524.txt   72879
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 CITYPLACE ONE SUITE 300 ARCH MINERAL CORP CREVE COEUR MO 63141
Business Address CITY PLACE ONE STE 300 ARCH MINERAL CORP ST LOUIS MO 63141 3149942700
ARCH COAL INC (Subject) CIK: 0001037676 (see all company filings)

IRS No.: 430921172 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-51233 | Film No.: 09730868
SIC: 1221 Bituminous Coal & Lignite Surface Mining