David L. Magdol - 15 Dec 2025 Form 4 Insider Report for Main Street Capital CORP (MAIN)

Role: PRESIDENT, CIO AND SMD
Signature: /s/ Jason B. Beauvais, Attorney-in-Fact
Issuer symbol: MAIN
Transactions as of: 15 Dec 2025
Net transactions value: +$10,110
Form type: 4
Filing time: 13 Jan 2026, 16:30:24 UTC
Previous filing: 05 Dec 2025
Next filing: 13 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Magdol David L.	PRESIDENT, CIO AND SMD	1300 POST OAK BLVD, 8TH FLOOR, HOUSTON	/s/ Jason B. Beauvais, Attorney-in-Fact	13 Jan 2026	0001414108

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MAIN	Common Stock	Other	$3,321	+55	+0.01%	$60.31	404,576	15 Dec 2025	Direct	F1
transaction	MAIN	Common Stock	Other	$3,112	+50	+0.01%	$62.05	404,626	15 Dec 2025	Direct	F1
transaction	MAIN	Common Stock	Other	$3,677	+61	+0.01%	$60.77	404,686	29 Dec 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The reporting person acquired these shares under a dividend reinvestment plan, pursuant to a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11.