UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

~~Current~~CURRENT ~~Report Pursuant to Section 13 or 15(d) of~~REPORT

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

Date of Report (Date of earliest event reported): August 20, 2025

~~August~~Oxford 7,Square ~~2025~~Capital ~~(August 7, 2025)~~Corp.

OXFORD SQUARE CAPITAL CORP.

(Exact name of registrant as specified in its charter)

Maryland		~~000~~814-~~50398~~00638		20-0188736
(State or other jurisdiction of incorporation)		(Commission File Number)		(~~I.R.S.~~IRS Employer Identification No.)

8 Sound Shore Drive, Suite 255

8 Sound Shore Drive, Suite 255

Greenwich CT

06830

(Address of principal executive offices)

(Zip Code)

~~Greenwich,~~(203) ~~CT 06830~~983-5275

(~~Address~~Registrant’s oftelephone ~~principal~~number, ~~executive offices and zip~~including area code)

~~Registrant’s telephone number, including area code: (203) 983-5275~~n/a

~~Check~~(Former ~~the~~name ~~appropriate~~or ~~box~~former ~~below~~address, if ~~the~~changed ~~Form 8-K is intended to simultaneously~~since ~~satisfy~~last ~~the filing obligation of the registrant under any of the following provisions:~~report)

☐Check ~~Written~~the ~~communications~~appropriate ~~pursuant~~box below if the Form 8-K filing is intended to ~~Rule~~simultaneously ~~425~~satisfy the filing obligation of the registrant under any of the ~~Securities~~following ~~Act~~provisions (17see ~~CFR~~General Instructions ~~230~~A.~~425~~2. below):

☐ 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 ~~Pre-commencement~~registered ~~communications~~ pursuant to ~~Rule~~Section ~~14d-2~~12(b) ~~under~~of 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))

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, par value $0.01 per share	OXSQ	NASDAQ Global Select Market LLC
6.25% Notes due 2026	OXSQZ	NASDAQ Global Select Market LLC
5.50% Notes due 2028	OXSQG	NASDAQ Global Select Market LLC
7.75% Notes due 2030	OXSQH	NASDAQ Global Select Market LLC

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

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, par value $0.01 per share	OXSQ	NASDAQ Global Select Market LLC
6.25% Notes due 2026	OXSQZ	NASDAQ Global Select Market LLC
5.50% Notes due 2028	OXSQG	NASDAQ Global Select Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

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. ~~Entry~~Other ~~into a Material Definitive Agreement~~Events.

On August 720, 2025, ~~in connection with a previously announced public offering (the “Offering”),~~ Oxford Square Capital Corp. (the “Company”) ~~and~~ notified U.S. Bank Trust Company, National Association, asthe trustee (the “Trustee”)~~, entered into a supplemental~~ ~~indenture~~for (the ~~“Fourth Supplemental Indenture”) between the~~ Company’s ~~and~~6.25% ~~the~~Notes ~~Trustee,~~due ~~which~~2026 ~~supplements~~(CUSIP aNo. ~~base~~69181V ~~indenture~~305; ~~entered into~~NasdaqGS: onOXSQZ) ~~April 12, 2017 between the Company and the Trustee~~ (the “~~Base Indenture,~~Notes” ~~and~~), ~~together with the Fourth Supplemental~~of ~~Indenture,~~ the ~~“Indenture”). The Fourth Supplemental Indenture relates to the~~ Company’s ~~issuance~~election ofto redeem $~~65.0~~24,790,750 ~~million~~in aggregate principal amount of ~~its 7.75% Notes due 2030 (~~the “Notes~~”).~~ ~~The~~outstanding, ~~representative~~and ofinstructed the ~~underwriters~~Trustee to inprovide ~~the~~notice ~~Offering~~of ~~may~~such ~~exercise an~~redemption ~~option~~ to ~~purchase~~the upholders toof anthe ~~additional~~Notes ~~$9,750,000~~in ~~aggregate~~accordance ~~principal~~with ~~amount~~the terms of ~~Notes~~the ~~within~~indenture 30governing ~~days~~the ~~of July 31, 2025~~Notes.

The Company expects to redeem all $24,790,750 in aggregate principal amount of the issued and outstanding Notes ~~are~~on ~~expected~~September to19, 2025 (the “Redemption Date”) following which the Notes will be ~~listed~~delisted onfrom the NASDAQ Global Select Market ~~under~~LLC. ~~the~~The ~~trading~~redemption ~~symbol~~price ~~“OXSQH”~~per Note will be $25 plus accrued and unpaid interest thereon from July 31, 2025 to, but not including, the Redemption Date.

The Notes should be presented ~~Company~~and ~~expects~~surrendered toby ~~use~~mail, ~~the~~hand ~~net~~or ~~proceeds~~overnight ~~from~~mail ~~this~~at ~~Offering~~U.S. toBank ~~primarily~~Corporate ~~repay~~Trust ~~indebtedness~~Services, ~~acquire~~111 ~~investments~~Fillmore inAvenue ~~accordance~~E., ~~with~~St. ~~its~~Paul, MN 55107, Attention: ~~investment~~Oxford ~~objective~~Square ~~and~~Capital ~~for~~Corp. ~~other~~(Glen ~~general~~Fougere) ~~corporate~~(6.25% ~~purposes~~Notes Due 2026). This Current Report on Form 8-K does not constitute a notice of redemption of the Notes.

The Notes will mature on July 31, 2030. The principal payable at maturity will be 100% of the aggregate principal amount. The interest rate of the Notes is 7.75% per year and will be paid every January 31, April 30, July 31, and October 31, beginning October 31, 2025, and the regular record dates for interest payments will be every January 15, April 15, July 15 and October 15, beginning October 15, 2025. If an interest payment date falls on a nonFORWARD-~~business~~LOOKING day, the applicable interest payment will be made on the next business day and no additional interest will accrue as a result of such delayed payment. The initial interest period will be the period from and including August 7, 2025, to, but excluding, the initial interest payment date, and the subsequent interest periods will be the periods from and including an interest payment date to, but excluding, the next interest payment date or the stated maturity date, as the case may be.STATEMENTS

~~The~~All statements other than ~~Company~~statements isof ~~issuing~~historical ~~the~~facts ~~Notes~~included in ~~denominations~~this ofCurrent ~~$25~~Report on Form 8-K are forward-looking statements and ~~integral~~are ~~multiples~~not guarantees of ~~$25~~future events, inperformance ~~excess~~or ~~thereof~~results and involve a number of risks and uncertainties. ~~The~~Actual ~~Notes~~events ~~will~~or ~~not~~results bemay ~~subject~~differ tomaterially from those ~~any~~in ~~sinking~~the ~~fund~~forward-looking ~~and~~statements ~~holders~~as a result of ~~the~~a ~~Notes~~number ~~will~~of ~~not~~factors, ~~have~~including ~~the~~those ~~option~~described from time to ~~have~~time in the ~~Notes~~Company’s filings ~~repaid~~with ~~prior~~the Securities and Exchange Commission. The Company undertakes no duty to ~~the~~update ~~stated~~any ~~maturity~~forward-looking statement made herein. You should not place undue influence on such forward-looking statements as such statements speak only as of the date on which they are made.

The ~~Notes~~ Company may beuse ~~redeemed~~words such inas ~~whole~~“anticipates,” or“expects,” in“intends,” ~~part~~“plans,” at“will,” ~~any~~“may,” “continue,” ~~time~~“believes,” or“seeks,” ~~from~~“estimates,” ~~time to time at the Company’s option on or after July 31~~“would,” ~~2027 upon~~“could,” ~~not~~“should,” ~~less~~“targets,” ~~than~~“projects,” 30and ~~days~~variations ~~nor~~of ~~more~~these ~~than~~words 60and ~~days~~similar ~~written~~expressions ~~notice~~to byidentify forward-looking ~~mail~~statements. ~~prior~~Such tostatements ~~the~~are ~~date~~based ~~fixed~~on ~~for~~currently ~~redemption~~available ~~thereof~~operating, atfinancial aand ~~redemption~~competitive ~~price of~~information ~~100%~~and ofare subject ~~the outstanding principal amount of the Notes~~ to bevarious ~~redeemed~~risks ~~plus accrued~~ and ~~unpaid~~uncertainties ~~interest~~that ~~payments~~could ~~otherwise~~cause ~~payable~~actual ~~thereon for~~events ~~the~~or ~~then-current~~results ~~quarterly interest period accrued~~ to, ~~but~~differ ~~excluding,~~materially ~~the~~from ~~date fixed for redemption. Any exercise of~~ the Company’s historical ~~option~~experience toand ~~redeem~~its ~~the~~present ~~Notes will be done in compliance with the 1940 Act~~expectations.

If the Company redeems only some of the Notes, the trustee or, with respect to global securities, DTC, will determine the method for selection of the particular Notes to be redeemed, in accordance with the Indenture and the 1940 Act and in accordance with the rules of any national securities exchange or quotation system on which the Notes are listed. Unless the Company defaults in payment of the redemption price, on and after the date of redemption, interest will cease to accrue on the Notes called for redemption.1

The Company has the ability to issue Indenture securities with terms different from those of Indenture securities previously issued and, without the consent of the holders thereof, to reopen a previous issue of a series of Indenture securities and issue additional Indenture securities of that series unless the reopening was restricted when that series was created.SIGNATURE

1Pursuant 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.

The Indenture contains certain covenants, including a covenant requiring the Company to comply with Section 18(a)(1)(A) as modified by Section 61(a)(1) and (2) of the of the Investment Company Act of 1940, as amended, or any successor provision thereto, but giving effect in either case to any exemptive relief granted to the Company by the Securities and Exchange Commission (the “SEC”); to agree that for the period of time during which the Notes are outstanding, the Company will not declare any dividend (except a dividend payable in our stock), or declare any other distribution, upon a class of our capital stock, or purchase any such capital stock, unless, in every such case, at the time of the declaration of any such dividend or distribution, or at the time of any such purchase, the Company has an asset coverage (as defined in the 1940 Act) of at least the threshold specified in Section 18(a)(1)(B) as modified by such provisions of Section 61(a)(2) of the 1940 Act as may be applicable to the Company from time to time or any successor provisions thereto of the 1940 Act, as such obligation may be amended or superseded, after deducting the amount of such dividend, distribution or purchase price, as the case may be, and in each case giving effect to (i) any exemptive relief granted to the Company by the SEC, and (ii) any SEC no-action relief granted by the SEC to another business development company (or to the Company if it determines to seek such similar no-action or other relief) permitting the BDC to declare any cash dividend or distribution notwithstanding the prohibition contained in Section 18(a)(1)(B) as modified by such provisions of Section 61(a)(2) of the 1940 Act as may be applicable to the Company from time to time and to provide certain financial information to the holders of the Notes and the Trustee if the Company should no longer be subject to the reporting requirements under the Securities Exchange Act of 1934, as amended. These covenants are subject to important limitations and exceptions that are set forth in the Indenture.

	Oxford Square Capital Corp.
Date: August 20, 2025
	By:	/s/ Saul B. Rosenthal
		Name:	Saul B. Rosenthal
		Title:	President

~~The Notes were offered and sold pursuant to the Company’s effective shelf registration statement on Form N-~~2 (File No. 333-265533) previously filed with the SEC, as supplemented by a preliminary prospectus supplement dated July 31, 2025, a final prospectus supplement dated July 31, 2025 and the pricing term sheet, dated July 31, 2025. This Current Report on Form 8-K shall not constitute an offer to sell or a solicitation of an offer to buy any securities, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or other jurisdiction. The transaction closed on August 7, 2025.

The description above is only a summary of the material provisions of the Indenture and the Notes and is qualified in its entirety by reference to copies of the Indenture and the Notes, respectively, each filed as exhibits to this Current Report on Form 8-K and incorporated by reference herein.

Item 2.03. Creation of a Direct Financial Obligation or an Obligation Under an Off-Balance Sheet Arrangement of a Registrant

The information set forth under Item 1.01 of this Form 8-K is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

EXHIBIT NUMBER		DESCRIPTION
4.1		Fourth Supplemental Indenture, dated as of August 7, 2025, relating to the 7.75% Notes due 2030, by and between Oxford Square Capital Corp. and U.S. Bank Trust Company, National Association, as trustee.
4.2		Form of 7.75% Notes due 2030 (included in Exhibit 4.1 hereto).
5.1		Opinion of Dechert LLP
23.1		Consent of Dechert LLP (contained in the opinion filed as Exhibit 5.1 hereto)

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.

Date: August 7, 2025	OXFORD SQUARE CAPITAL CORP.
	By:	/s/ Saul B. Rosenthal
		Saul B. Rosenthal
		President

Filing Compare · Oxford Square Capital Corp.