Main Street Capital (MAIN) director boosts holdings through dividend reinvestment

Rhea-AI Filing Summary

A director of Main Street Capital Corp. reported automatic acquisitions of common stock through a dividend reinvestment plan on November 14, 2025. The transactions include 77.71 shares at $58.90 per share and 200.548 shares at $58.42 per share, both held directly, and 8 shares at $58.00 per share held indirectly through the director's spouse.

Following these dividend reinvestments, the director beneficially owned 80,043.8349 shares of Main Street Capital common stock directly and 1,974 shares indirectly through a spouse. The company notes that these acquisitions were made under a dividend reinvestment transaction that is exempt from certain short-swing profit rules under Rule 16a-11.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

JACKSON JOHN EARL

(Last) (First) (Middle)

1300 POST OAK BLVD

8TH FLOOR

(Street)

HOUSTON TX 77056

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Main Street Capital CORP [ MAIN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/14/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/14/2025		J(1)	V	77.71	A	$58.9	79,843.2869	D
Common Stock	11/14/2025		J(1)	V	200.548	A	$58.42	80,043.8349	D
Common Stock	11/14/2025		J(1)	V	8	A	$58	1,974	I	By Wife

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

	/s/ Jason B. Beauvais, Attorney-in-Fact	12/05/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider activity did MAIN report in this Form 4?

The report shows a Main Street Capital Corp. director acquiring small amounts of common stock on November 14, 2025 through a dividend reinvestment plan.

How many MAIN shares does the director own after these transactions?

After the reported transactions, the director beneficially owns 80,043.8349 Main Street Capital common shares directly and 1,974 shares indirectly through a spouse.

At what prices were the MAIN shares acquired in the dividend reinvestment?

The director acquired 77.71 shares at $58.90 per share, 200.548 shares at $58.42 per share, and 8 shares at $58.00 per share through dividend reinvestment.

What type of transaction was reported for MAIN in this insider filing?

The shares were acquired under a dividend reinvestment plan, described as a dividend reinvestment transaction that is exempt from Section 16 under Rule 16a-11.

Does the MAIN director hold any shares indirectly?

Yes. The filing reports 1,974 Main Street Capital common shares held indirectly through the director's spouse.

What is the relationship of the reporting person to Main Street Capital (MAIN)?

The reporting person is identified as a Director of Main Street Capital Corp. and is not marked as a 10% owner.