Brian E. Lane - 15 Sep 2025 Form 4 Insider Report for Main Street Capital CORP (MAIN)

Role: Director
Signature: /s/ Jason B. Beauvais, Attorney-in-Fact
Issuer symbol: MAIN
Transactions as of: 15 Sep 2025
Net transactions value: +$26,221
Form type: 4
Filing time: 14 Oct 2025, 16:35:15 UTC
Previous filing: 02 Sep 2025
Next filing: 14 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Lane Brian E.	Director	1300 POST OAK BLVD, 8TH FLOOR, HOUSTON	/s/ Jason B. Beauvais, Attorney-in-Fact	14 Oct 2025	0001448240

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MAIN	Common Stock	Other	$3,284	+49	+0.1%	$66.98	47,752	15 Sep 2025	Direct	F1
transaction	MAIN	Common Stock	Other	$8,739	+134	+0.28%	$65.17	47,886	15 Sep 2025	Direct	F1
transaction	MAIN	Common Stock	Other	$3,878	+61	+0.13%	$63.72	47,947	26 Sep 2025	Direct	F1
transaction	MAIN	Common Stock	Other	$10,321	+162	+0.34%	$63.75	48,109	26 Sep 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.