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Form 8-K

sec.gov
CGBD The company announced its Q1 2026 earnings release and conference call date. This is a routine financial disclosure and does not inherently suggest positive or negative performance. CG Carlyle is mentioned as the external manager for Carlyle Secured Lending and its assets under management are provided. This is informational and does not indicate a specific sentiment for Carlyle's stock.

8-K — Carlyle Secured Lending, Inc.

Accession: 0001544206-26-000017

Filed: 2026-04-15

Period: 2026-04-15

CIK: 0001544206

Item: Regulation FD Disclosure

Item: Financial Statements and Exhibits

Documents

8-K — csl-20260415.htm (Primary)

EX-99.1 (cgbd_2026331xxex991earning.htm)

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8-K

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 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 15, 2026

Carlyle Secured Lending, Inc.

(Exact name of registrant as specified in its charter)

Maryland   814-00995   80-0789789

(State or Other Jurisdiction

of Incorporation)   (Commission

File Number)   (IRS Employer

Identification No.)

One Vanderbilt Avenue, Suite 3400

New York New York   10017

(Address of Principal Executive Offices)   (Zip Code)

(212) 813-4900

(Registrant’s Telephone Number, Including Area Code)

Not Applicable

(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 (see General Instruction A.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 registered pursuant to Section 12(b) of the Act:

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

Common Stock CGBD The Nasdaq Global Select Market

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 7.01 – Regulation FD Disclosure

On April 15, 2026, Carlyle Secured Lending, Inc. (the “Company”) issued a press release announcing that it will host a conference call at 12:00 p.m. (Eastern Time) on Monday, May 11, 2026 to announce its financial results for the first quarter ended March 31, 2026. A copy of the press release is attached hereto as Exhibit 99.1.

The information disclosed under this Item 7.01, including Exhibit 99.1 hereto, is being furnished and shall not be deemed “filed” for purposes of Section 18 of Securities Exchange Act of 1934, and shall not be deemed incorporated by reference into any filing made under the Securities Act 1933, except as expressly set forth by specific reference in such filing.

Item 9.01 – Financial Statements and Exhibits

(d)Exhibits:

Exhibit Number Description

99.1

Press Release, dated April 15, 2026

104 Cover Page Interactive Data File (embedded within the Inline XBRL document).

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.

CARLYLE SECURED LENDING, INC.

(Registrant)

Dated: April 15, 2026   By:   /s/ Thomas M. Hennigan

Name: Thomas M. Hennigan

Title: Chief Financial Officer

EX-99.1

EX-99.1

Filename: cgbd_2026331xxex991earning.htm · Sequence: 2

Document

EXHIBIT 99.1

For Immediate Release

April 15, 2026

Carlyle Secured Lending, Inc. Schedules Earnings Release and Quarterly Earnings Call to Discuss its Financial Results for the First Quarter Ended March 31, 2026

New York – Carlyle Secured Lending, Inc. (“Carlyle Secured Lending”) (NASDAQ: CGBD) will host a conference call at 12:00 p.m. (Eastern Time) on Monday, May 11, 2026 to announce its financial results for the first quarter ended March 31, 2026. The Company will report its quarterly financial results on Monday, May 11, 2026.

The conference call will be available via public webcast via a link on Carlyle Secured Lending’s website at carlylesecuredlending.com and will also be available on the website soon after the call’s completion.

About Carlyle Secured Lending, Inc.

Carlyle Secured Lending, Inc. is a publicly traded (NASDAQ: CGBD) business development company (“BDC”) which began investing in 2013. The Company focuses on providing directly originated, financing solutions across the capital structure, with a focus on senior secured lending to middle-market companies primarily located in the United States. Carlyle Secured Lending is externally managed by Carlyle Global Credit Investment Management L.L.C., an SEC-registered investment adviser and wholly owned subsidiary of Carlyle.

Web: carlylesecuredlending.com

About Carlyle

Carlyle (“Carlyle,” or the “Adviser”) (NASDAQ: CG) is a global investment firm with deep industry expertise that deploys private capital across three business segments: Global Private Equity, Global Credit and Carlyle AlpInvest. With $477 billion of assets under management as of December 31, 2025, Carlyle’s purpose is to invest wisely and create value on behalf of its investors, portfolio companies and the communities in which we live and invest. Carlyle employs more than 2,500 people in 27 offices across four continents. Further information is available at www.carlyle.com. Follow Carlyle on X @OneCarlyle and LinkedIn at The Carlyle Group.

Contacts:

Investors:

Media:

Nishil Mehta

Kristen Ashton

+1-212-813-4918 +1-212-813-4763

publicinvestor@carlylesecuredlending.com

kristen.ashton@carlyle.com

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