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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0000048039-18-000029
Filing Date
2018-04-11
Accepted
2018-04-11 16:34:48
Documents
1
Effectiveness Date
2018-04-11

Document Format Files

Seq Description Document Type Size
1 DEFA14A a2018proxysupplementrev.htm DEFA14A 34931
  Complete submission text file 0000048039-18-000029.txt   36108
Mailing Address 2828 N. HARWOOD SUITE 1300 DALLAS TX 75201
Business Address 2828 N. HARWOOD SUITE 1300 DALLAS TX 75201 2148713555
HollyFrontier Corp (Filer) CIK: 0000048039 (see all company filings)

IRS No.: 751056913 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-03876 | Film No.: 18750392
SIC: 2911 Petroleum Refining