Dividend reinvestment lifts Main Street Capital (NYSE: MAIN) director stake

Rhea-AI Filing Summary

Main Street Capital director John Earl Jackson reported routine share increases through a dividend reinvestment plan. On dividend reinvestment transactions dated February 13, 2026, he received a total of 290.536 shares of Common Stock at prices around $59–$61 per share, classified as “other acquisition or disposition” transactions.

Following these transactions, Jackson directly holds 81,180.6739 shares and has an additional 1,998.0000 shares held indirectly by his wife. These exempt dividend reinvestments are mechanical and do not represent open-market buying or selling decisions.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider JACKSON JOHN EARL

Role Director

Type	Security	Shares	Price	Value
Other	Common Stock	77.998	$60.89	$5K
Other	Common Stock	204.538	$59.44	$12K
Other	Common Stock	8	$59.978	$479.82

Holdings After Transaction: Common Stock — 80,976.136 shares (Direct); Common Stock — 1,998 shares (Indirect, By Wife)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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)
02/13/2026

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	02/13/2026		J(1)	V	77.998	A	$60.89	80,976.1359	D
Common Stock	02/13/2026		J(1)	V	204.538	A	$59.44	81,180.6739	D
Common Stock	02/13/2026		J(1)	V	8	A	$59.978	1,998	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	03/11/2026
	** 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.
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 Street Capital (MAIN) director John Earl Jackson report in this Form 4?

John Earl Jackson reported routine share increases from a dividend reinvestment plan. The Form 4 shows exempt transactions classified as “other acquisition or disposition,” reflecting automatic dividend reinvestment rather than discretionary open-market trading decisions by the director.

How many Main Street Capital (MAIN) shares came from dividend reinvestment?

The director received 290.536 Main Street Capital Common Stock shares through dividend reinvestment. These were credited in three separate transactions on February 13, 2026, at prices near $60 per share under a dividend reinvestment plan exempt from Section 16 under Rule 16a-11.

Were John Earl Jackson’s Main Street Capital (MAIN) transactions open-market buys or sells?

No, the transactions were not open-market buys or sells. They are coded “J” as other transactions and occurred under a dividend reinvestment plan, meaning dividends were automatically used to acquire shares rather than Jackson placing discretionary market orders.

What is John Earl Jackson’s Main Street Capital (MAIN) ownership after these transactions?

After the dividend reinvestment transactions, Jackson directly holds 81,180.6739 Main Street Capital shares. In addition, 1,998.0000 shares are held indirectly by his wife, giving visibility into both his direct and family-related ownership positions reported in this Form 4.

What does a Form 4 transaction code “J” mean for MAIN investors?

Code “J” on Form 4 indicates an “other acquisition or disposition” rather than a standard purchase or sale. In this case, it reflects automatic dividend reinvestment, a mechanical process that generally carries weaker informational value than deliberate open-market buying or selling.