UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): ~~April~~June 2430, 2026

Diameter Credit Company

(Exact name of Registrant as Specified in Its Charter)


Delaware	000-56624	88-1389797
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

50 Hudson Yards, Suite 6600A
New York, New York		10001
(Address of Principal Executive Offices)		(Zip Code)

     Registrant’s Telephone Number, Including Area Code: (212) 655-1419

    

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:


Title of each class	Trading Symbol(s)	Name of each exchange on which registered
N/A	N/A	N/A

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 18.01 EntryOther into a Material Definitive AgreementEvents.

On ~~April~~June 2430, 2026, Diameter Credit Company’s ~~Holdings LLC~~ (~~“DCC Holdings”), a wholly owned subsidiary of Diameter Credit Company, a Delaware statutory trust (~~the “Company”), ~~entered~~board ~~into~~of ~~Amendment~~trustees ~~No.~~declared 5a ~~(“Amendment~~dividend ~~No.~~of ~~5”) to its Credit and Security Agreement (as amended, restated or otherwise modified from time to time, including pursuant to the Amendment No~~$0.625 1per tocommon ~~Credit~~share ~~and Security Agreement, dated as~~ of ~~May~~beneficial 22interest, ~~2024, the Amendment No~~$0.001 2par tovalue ~~Credit~~per ~~and~~share ~~Security~~(“Common ~~Agreement~~Share”), ~~dated~~payable ason ofAugust ~~January~~ 14, ~~2025~~2026, ~~the Amendment No. 3~~ to ~~Credit~~common ~~and~~shareholders ~~Security Agreement, dated as~~ of ~~August~~record 1,at ~~2025,~~ the ~~Amendment~~close ~~No.~~of 4business toon ~~Credit~~June ~~and Security Agreement~~30, ~~dated as of December 12, 2025 and as further amended by Amendment No~~2026. 5,The ~~the~~dividend ~~“Secured~~will ~~Credit~~be ~~Facility”~~paid (i), ~~dated~~in ascash ofto ~~January~~common ~~10,~~shareholders ~~2024,~~who byare ~~and~~not ~~among~~participants ~~DCC~~in ~~Holdings, as borrower,~~ the Company,’s indistribution ~~its~~reinvestment ~~capacity~~plan ~~as collateral manager~~ and (ii) in ~~its~~Common ~~capacity as equity holder~~Shares, ~~the~~or ~~lenders~~in ~~from~~a ~~time~~combination toof ~~time~~cash ~~parties~~and ~~thereto,~~Common ~~Citibank,~~Shares ~~N.A., as administrative agent, Citibank, N.A.~~ (~~acting~~if ~~through~~a ~~its~~common ~~Agency~~shareholder ~~and~~has ~~Trust~~so ~~division~~elected), asto ~~collateral~~common ~~agent~~shareholders ~~and~~who ~~custodian,~~are ~~and~~participants ~~Siepe,~~in ~~LLC,~~the asCompany’s ~~collateral~~distribution ~~administrator~~reinvestment plan.

Amendment No. 5 amends the Secured Credit Facility to, among other things, (i) reduce the maximum facility amount from $650,000,000 to $500,000,000, (ii) reduce the accordion provision from an aggregate maximum amount of $800,000,000 to $600,000,000, (iii) extend the reinvestment period from January 10, 2027 to January 10, 2029 and (iv) extend the scheduled maturity date from January 10, 2029 to January 10, 2031.SIGNATURES

~~The~~Pursuant ~~foregoing~~to ~~description~~the requirements of ~~Amendment~~the ~~No.~~Securities 5Exchange toAct of 1934, the ~~Secured~~registrant ~~Credit~~has ~~Facility~~duly ~~does~~caused ~~not~~this ~~purport~~report to be ~~complete~~signed ~~and~~on ~~is qualified in~~ its ~~entirety~~behalf by ~~reference to~~ the ~~full~~undersigned ~~text~~hereunto ofduly ~~Amendment No~~authorized. ~~5 to the Secured Credit Facility, filed as Exhibit 10.1 hereto and incorporated herein by reference.~~

Item 9.01 Financial Statements and Exhibits.


			Diameter Credit Company

Date:	July 6, 2026	By:	/s/ Matthew Gilmartin
			Matthew Gilmartin, Chief Financial Officer

Exhibit No.	Description
10.1	Amendment No. 5 to Credit and Security Agreement
104	Cover page interactive data file (formatted as Inline XBRL)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

			Diameter Credit Company
Date:	April 30, 2026	By:	/s/ Matthew Gilmartin
			Matthew Gilmartin, Chief Financial Officer

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