8-K

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 9, 2026

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Main Street Capital Corporation

(Exact name of registrant as specified in its charter)

Maryland	814-00746	41-2230745
(State or other jurisdiction<br><br>of incorporation)	(Commission File Number)	(IRS Employer Identification No.)		1300 Post Oak Boulevard, 8th Floor, Houston, Texas	77056
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(Address of principal executive offices)	(Zip Code)

Registrant’s telephone number, including area code:   (713) 350-6000

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:

o	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o	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	Name of each exchange on which registered
Common Stock, par value $0.01 per share	MAIN	New York Stock Exchange<br><br>NYSE Texas

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 o

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. o

Item 2.02Results of Operations and Financial Condition.

On April 9, 2026, the Registrant issued a press release. A copy of such press release is attached hereto as Exhibit 99.1 and

is incorporated herein by reference.

The information disclosed under this Item 2.02, including Exhibit 99.1 hereto, is being furnished and shall not be deemed

“filed” for purposes of Section 18 of the Securities Exchange Act of 1934 and shall not be deemed incorporated by

reference into any filing made under the Securities Act of 1933, except as expressly set forth by specific reference in such

filing.

Item 9.01Financial Statements and Exhibits.

(d) Exhibits

99.1	Press release dated April 9, 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.

	Main Street Capital Corporation
Date: April 9, 2026	By:	/s/ Jason B. Beauvais
		Name:    Jason B. Beauvais
		Title:      General Counsel

MAIN - Q1 2026 - PL PR - EX-99.1 Exhibit 99.1

NEWS RELEASE
Contacts:<br><br>Main Street Capital Corporation<br><br>Dwayne L. Hyzak, CEO, dhyzak@mainstcapital.com<br><br>Ryan R. Nelson, CFO, rnelson@mainstcapital.com<br><br>713-350-6000<br><br>Dennard Lascar Investor Relations<br><br>Ken Dennard / ken@dennardlascar.com<br><br>Zach Vaughan / zvaughan@dennardlascar.com<br><br>713-529-6600

Main Street Announces First Quarter 2026 Private Loan Portfolio Activity

HOUSTON – April 9, 2026 – Main Street Capital Corporation (NYSE: MAIN) (“Main Street”)

is pleased to announce the following recent activity in its private loan portfolio. During the first

quarter of 2026, Main Street originated new or increased commitments in its private loan

portfolio of $68.0 million and funded total investments across its private loan portfolio with a

cost basis totaling $149.1 million.

The following represent notable new private loan commitments and investments during the first

quarter of 2026:

•Increased commitment of $3.5 million in an incremental first lien senior secured term

loan and $13.1 million in an incremental first lien senior secured delayed draw term loan

to a provider of maintenance, repair and overhaul services for industrial equipment,

including compressors, motors, turbines and pumps;

•$10.9 million in a first lien senior secured term loan, $1.6 million in a first lien senior

secured revolver and $3.1 million in a first lien senior secured delayed draw term loan to

a provider of predictive analytics solutions to the U.S. Department of Defense, focusing

on supply chain and maintenance applications; and

•Increased commitment of $11.6 million in an incremental first lien senior secured term

loan to a provider of ground services to commercial, general and cargo aviation markets.

As of March 31, 2026, Main Street’s private loan portfolio included total investments at cost of

approximately $2.1 billion across 85 unique companies. The private loan portfolio, as a

percentage of cost, included 93.8% invested in first lien senior secured debt investments and

6.2% invested in equity investments or other securities.

ABOUT MAIN STREET CAPITAL CORPORATION

Main Street (www.mainstcapital.com) is a principal investment firm that primarily provides

customized long-term debt and equity capital solutions to lower middle market companies and

debt capital to private companies owned by or in the process of being acquired by a private

equity fund. Main Street’s portfolio investments are typically made to support management

buyouts, recapitalizations, growth financings, refinancings and acquisitions of companies that

operate in diverse industry sectors. Main Street seeks to partner with entrepreneurs, business

owners and management teams and generally provides customized “one-stop” debt and equity

financing solutions within its lower middle market investment strategy. Main Street seeks to

partner with private equity fund sponsors and primarily invests in secured debt investments in its

private loan investment strategy. Main Street’s lower middle market portfolio companies

generally have annual revenues between $10 million and $150 million. Main Street’s private

loan portfolio companies generally have annual revenues between $25 million and $500 million.

Main Street, through its wholly-owned portfolio company MSC Adviser I, LLC (“MSC

Adviser”), also maintains an asset management business through which it manages investments

for external parties. MSC Adviser is registered as an investment adviser under the Investment

Advisers Act of 1940, as amended.