SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* Stump James M. (Last) (First) (Middle) 2828 N. HARWOOD SUITE 1300 (Street) DALLAS TX 75201 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol HollyFrontier Corp [ HFC ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) SVP, Refinery Operations
	3. Date of Earliest Transaction (Month/Day/Year) 07/01/2011
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	07/01/2011		A		51,773	A	$0.00(1)	51,773	D
Common Stock	07/01/2011		F(2)		12,764	D	$71.86	39,009	D
Common Stock	07/01/2011		A		5,773	D	$0.00(3)	44,782	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Received in exchange for 43,052 shares of Frontier Oil Corporation ("Frontier") common stock, 37,432 restricted shares of Frontier and 27,133 performance stock units of Frontier in connection with the merger (the "Merger") of Frontier into HollyFrontier Corporation, formerly known as Holly Corporation ("HollyFrontier"). On June 30, 2011, the date immediately preceding the effective date of the Merger, the closing price of Frontier's common stock was $32.31 per share and the closing price of Holly Corporation's common stock was $69.40.

2. These shares were deemed surrendered to satisfy the reporting person's tax liability incident to the issuance of HollyFrontier's common stock for the settlement of the 37,432 restricted shares and 27,133 performance stock units of Frontier described in the preceding footnote.

3. Restricted Stock received in exchange for 12,000 restricted shares of Frontier in the Merger.

Remarks:

Mr. Stump is Senior Vice President, Refinery Operations of HollyFrontier Refining & Marketing LLC, a subsidiary of the issuer, and other subsidiaries of the issuer. Mr. Stump is not an officer of the issuer.

	Walter W. Zimmerman, Attorney in fact	07/06/2011
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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