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Form 425 - Prospectuses and communications, business combinations:
SEC Accession No. 0000950123-11-046583
Filing Date
2011-05-06
Accepted
2011-05-06 15:52:22
Documents
3

Document Format Files

Seq Description Document Type Size
1 425 d82132e425.htm 425 54216
2 GRAPHIC d82132d8213200.gif GRAPHIC 4494
3 GRAPHIC d82132d8213201.gif GRAPHIC 2414
  Complete submission text file 0000950123-11-046583.txt   65860
Mailing Address 100 CRESCENT COURT SUITE 1600 DALLAS TX 75201
Business Address 100 CRESCENT COURT SUITE 1600 DALLAS TX 75201 2148713555
HOLLY CORP (Filed by) CIK: 0000048039 (see all company filings)

IRS No.: 751056913 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 425
SIC: 2911 Petroleum Refining

Mailing Address 10000 MEMORIAL DRIVE SUITE 600 HOUSTON TX 77024
Business Address 10000 MEMORIAL DRIVE SUITE 600 HOUSTON TX 77024 7136889600
FRONTIER OIL CORP /NEW/ (Subject) CIK: 0000110430 (see all company filings)

IRS No.: 741895085 | State of Incorp.: WY | Fiscal Year End: 1231
Type: 425 | Act: 34 | File No.: 001-07627 | Film No.: 11819339
SIC: 2911 Petroleum Refining