Main Street (MAIN) Officer Acquires 99.164 Shares via DRIP

Rhea-AI Filing Summary

Main Street Capital Corporation (MAIN) insider acquisition via dividend reinvestment — The filing shows that David L. Magdol, President, Chief Investment Officer and Senior Managing Director, acquired a total of 99.164 shares of Main Street common stock on 07/15/2025 through the company's dividend reinvestment plan at a reported price of $63.57 per share. The report lists two reinvestment transactions of 47.753 and 51.411 shares, and the reported beneficial ownership after the transactions is approximately 406,239.0101 shares. The filing notes the reinvestment transactions were exempt from Section 16 under Rule 16a-11.

Positive

• Insider increased ownership by 99.164 shares through the dividend reinvestment plan, indicating continued personal stake in MAIN
• Transparent disclosure with Form 4 and explicit citation of Rule 16a-11 for the dividend reinvestment exemption

Negative

• None.

Insights

Financial Analyst

TL;DR: Routine insider share accumulation via DRIP increases insider stake modestly; not a material market-moving event.

The filing documents a non-derivative acquisition of 99.164 shares via the dividend reinvestment plan at $63.57 per share on 07/15/2025, with beneficial ownership rising to about 406,239.01 shares. This is a mechanical increase caused by dividend reinvestment rather than an open-market purchase, and it was reported under Form 4 with an exemption reference to Rule 16a-11. For investors, the transaction signals continued ownership alignment by a senior executive but does not by itself indicate a change in corporate strategy or materially affect outstanding share count.

Corporate Governance Expert

TL;DR: Compliance-compliant reporting of DRIP activity; procedural disclosure consistent with fiduciary transparency.

The Form 4 shows timely disclosure of dividend reinvestment activity by a senior officer, specifying transaction dates, share amounts, and price. The explanatory note explicitly cites the Rule 16a-11 exemption, clarifying why the transactions were treated as they were. From a governance perspective, this is standard, transparent reporting of insider benefit reinvestment and does not raise red flags about trading plans or ad hoc insider selling.

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^*

Magdol David L.

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	PRESIDENT, CIO AND SMD

3. Date of Earliest Transaction (Month/Day/Year)
07/15/2025

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	07/15/2025		J(1)	V	47.753	A	$63.57	406,187.5991	D
Common Stock	07/15/2025		J(1)	V	51.411	A	$63.57	406,239.0101	D

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	08/14/2025
	** 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 did MAIN insider David L. Magdol report on Form 4?

He reported acquiring a total of 99.164 shares of Main Street common stock on 07/15/2025 via the dividend reinvestment plan at $63.57 per share.

Why were these transactions exempt from Section 16 reporting requirements?

The filing states the reinvestment transactions were exempt under Rule 16a-11, which covers certain dividend reinvestment plan transactions.

How many shares did Magdol own after the reported transactions?

The Form 4 reports beneficial ownership following the transactions of approximately 406,239.0101 shares.

Were these transactions open-market purchases or dividend reinvestments?

They were dividend reinvestment transactions, not discretionary open-market purchases, as specified in the explanation.

When were the transactions executed?

The transactions are dated 07/15/2025 and the Form 4 is signed by an attorney-in-fact on 08/14/2025.