Dividend reinvestment boosts Main Street Capital (NYSE: MAIN) stake

Rhea-AI Filing Summary

Main Street Capital director and CEO Dwayne L. Hyzak reported a routine adjustment to his holdings through a dividend reinvestment plan. On this transaction date, 408.435 shares of common stock were acquired at $56.39 per share via automatic reinvestment of dividends, a transaction type classified as "other" rather than a market buy or sell. Following this reinvestment, his directly held position increased to 506,391.2136 shares, reflecting ongoing participation in the company’s dividend reinvestment program exempt from Section 16 under Rule 16a-11.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Hyzak Dwayne L.

Role CEO, SMD

Type	Security	Shares	Price	Value
Other	Common Stock	408.435	$56.39	$23K

Holdings After Transaction: Common Stock — 506,391.214 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares acquired via DRIP: 408.435 shares Transaction price per share: $56.39 per share Shares held after transaction: 506,391.2136 shares +1 more

4 metrics

Shares acquired via DRIP 408.435 shares Common Stock credited through dividend reinvestment

Transaction price per share $56.39 per share Price used for dividend reinvestment allocation

Shares held after transaction 506,391.2136 shares Direct Main Street Capital holdings post-transaction

Restructuring shares flagged 408.435 shares Classified as restructuring/other in transaction summary

Key Terms

dividend reinvestment plan, Section 16, Rule 16a-11

3 terms

dividend reinvestment plan financial

"The reporting person acquired these shares under a dividend reinvestment plan"

A dividend reinvestment plan lets shareholders automatically use cash dividends to buy more shares of the same company instead of receiving the money. It matters to investors because it turns regular payouts into a steady way to grow ownership and take advantage of compound returns—like having your savings automatically buy additional slices of a pie over time—while often reducing transaction costs and smoothing purchase timing.

Section 16 regulatory

"transaction exempt from Section 16 under Rule 16a-11"

Section 16 is a U.S. securities law rule that governs the trading and disclosure obligations of company insiders — typically officers, directors and large shareholders — to promote transparency and deter unfair profit-taking. It requires insiders to publicly report their stock trades and allows companies or the issuer to reclaim quick, short-term profits from certain insider trades, like a scoreboard and a refund policy that help investors see and limit possible insider advantage.

Rule 16a-11 regulatory

"dividend reinvestment transaction exempt from Section 16 under Rule 16a-11"

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^*

Hyzak Dwayne L.

(Last) (First) (Middle)

1300 POST OAK BLVD, 8TH FLOOR

(Street)

HOUSTON TEXAS 77056

(City) (State) (Zip)

UNITED STATES

(Country)

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
X	Officer (give title below)		Other (specify below)
	CEO, SMD

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/15/2026

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

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

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

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	04/15/2026		J(1)	V	408.435	A	$56.39	506,391.2136	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	05/06/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What did MAIN director and CEO Dwayne Hyzak report in this Form 4?

Dwayne Hyzak reported a small change in his Main Street Capital holdings from a dividend reinvestment plan. 408.435 common shares were acquired automatically at $56.39 per share, increasing his directly held position to 506,391.2136 shares after the transaction.

How many Main Street Capital (MAIN) shares were involved in this transaction?

The Form 4 shows 408.435 Main Street Capital common shares tied to this event. These shares were credited through a dividend reinvestment plan, rather than an open-market trade, at a reported transaction price of $56.39 per share on the transaction date.

How many MAIN shares does Dwayne Hyzak hold after the dividend reinvestment?

After the dividend reinvestment transaction, Dwayne Hyzak directly holds 506,391.2136 Main Street Capital common shares. This figure reflects his position immediately following the credited 408.435 shares from the company’s dividend reinvestment plan.

Was this MAIN Form 4 a market buy or sell by Dwayne Hyzak?

This Form 4 does not show a traditional market buy or sell. Instead, it records 408.435 shares acquired under a dividend reinvestment plan, a routine mechanism where cash dividends are automatically used to purchase additional shares.

What does a dividend reinvestment plan mean for MAIN shareholders?

A dividend reinvestment plan uses cash dividends to automatically purchase additional shares. For MAIN, this filing shows the CEO’s dividends were reinvested into 408.435 new shares, indicating participation in the program rather than discretionary trading in the open market.