[SCHEDULE 13G/A] Delek US Holdings, Inc. SEC Filing

Rhea-AI Filing Summary

Ion Asset Management Ltd. filed Amendment No. 2 to Schedule 13G reporting its beneficial ownership of Delek US Holdings, Inc. (DK) common stock. The firm reported 1,845,000 shares, representing 3.07% of the class, as of 09/30/2025.

Ion Asset Management has sole voting power and sole dispositive power over 1,845,000 shares, with no shared voting or dispositive power. The filer certified the holdings were not acquired to change or influence control of the issuer. This filing indicates a passive stake below 5%.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 2)

Delek US Holdings, Inc

(Name of Issuer)

Common Stock

(Title of Class of Securities)

24665A103

(CUSIP Number)

09/30/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 24665A103

1

Names of Reporting Persons

Ion Asset Management Ltd.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 1,845,000.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 1,845,000.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,845,000.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

3.07 %

12

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Delek US Holdings, Inc
(b)	Address of issuer's principal executive offices: 310 SEVEN SPRINGS WAY, BRENTWOOD, Tennessee, 37027
Item 2.
(a)	Name of person filing: This Schedule 13G/A is filed by ION Asset Management Ltd (the "Management Company") which serves as the management company for the fund that is the direct owner of the shares.
(b)	Address or principal business office or, if none, residence: 13th Floor, Building E, 89 Medinat Hayehudim Street, Herzliyah, Israel.
(c)	Citizenship: Cayman Islands
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 24665A103
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 1,845,000
(b)	Percent of class: 3.07%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 1,845,000
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 1,845,000
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Ion Asset Management Ltd.

Signature:	Anthony Reich
Name/Title:	Anthony Reich/CFO
Date:	11/12/2025

FAQ

How many DK shares does Ion Asset Management report owning?

Ion Asset Management reports beneficial ownership of 1,845,000 shares of Delek US Holdings common stock.

What percentage of Delek US Holdings (DK) does Ion Asset Management own?

The filing reports 3.07% of the outstanding common stock.

Does Ion Asset Management have sole voting and dispositive power over the DK shares?

Yes. The filer reports sole voting power: 1,845,000 and sole dispositive power: 1,845,000; shared power is 0.

What is the event date associated with this Schedule 13G/A for DK?

The event date listed is 09/30/2025.

Is Ion Asset Management filing as a passive holder in DK?

Yes. The filer certified the securities were not acquired to change or influence control of the issuer.

What form was filed and what amendment number?

It is a Schedule 13G/A, Amendment No. 2.

Who signed the filing and when?

The filing was signed by Anthony Reich, CFO, dated 11/12/2025.