Form 4: Magdol David L. reports multiple insider transactions in MAIN

Rhea-AI Filing Summary

Magdol David L. reported multiple insider transaction types in a Form 4 filing for MAIN. The filing lists transactions totaling 105 shares at a weighted average price of $63.04 per share. Following the reported transactions, holdings were 404,739 shares.

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

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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)
01/15/2026

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	01/15/2026		J(1)	V	53.3113	A	$63.7897	404,739.4805	D
Common Stock	01/15/2026		J(1)	V	51.425	A	$62.27	404,790.9055	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	02/13/2026
	** 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.
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FAQ

What insider activity did MAIN’s David L. Magdol report on this Form 4?

David L. Magdol reported acquiring Main Street Capital common stock through a dividend reinvestment plan. The transactions used reinvested dividends to purchase small additional share amounts automatically rather than open-market trades, modestly increasing his direct shareholdings in the company.

How many MAIN shares were acquired by dividend reinvestment on January 15, 2026?

On January 15, 2026, David L. Magdol acquired 53.3113 shares and 51.425 shares of Main Street Capital common stock. Both transactions occurred under a dividend reinvestment plan, using cash dividends to obtain fractional and whole shares automatically.

What was David L. Magdol’s MAIN share ownership after these transactions?

After the reported dividend reinvestment transactions, David L. Magdol directly owned 404,790.9055 shares of Main Street Capital common stock. This figure reflects his updated beneficial ownership following the January 15, 2026 acquisitions under the company’s dividend reinvestment plan.

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

The dividend reinvestment acquisitions were recorded at $63.7897 per share for 53.3113 shares and $62.27 per share for 51.425 shares. These prices represent the share values applied when reinvested dividends were converted into additional Main Street Capital common stock.

What does transaction code J mean in this MAIN Form 4 filing?

Transaction code J in this Form 4 indicates a transaction reported under a special classification. Here, a footnote explains that David L. Magdol acquired the Main Street Capital shares through a dividend reinvestment plan transaction that is exempt from Section 16 under Rule 16a-11.

Is the MAIN Form 4 transaction an open-market buy or a plan reinvestment?

The MAIN Form 4 transactions reflect a dividend reinvestment plan, not open-market purchases. The filing’s footnote clarifies that the reporting person acquired these shares under a dividend reinvestment plan in a transaction exempt from Section 16 under Rule 16a-11.