MAIN EVP adds shares via dividend reinvestment

Main Street Capital’s EVP, GC and Secretary, Jason B. Beauvais, reported an automatic adjustment to his holdings through the company’s dividend reinvestment plan.

Rhea-AI Filing Summary

Main Street Capital’s EVP, GC and Secretary, Jason B. Beauvais, reported an automatic adjustment to his holdings through the company’s dividend reinvestment plan. He acquired 110.332 shares of common stock at $50.69 per share under this plan, an exempt transaction under Rule 16a-11. After this dividend reinvestment, he directly holds 203,014.9099 shares of Main Street Capital common stock.

Insider Trade Summary

Other: 110.332 shares

Other 1 txn

Insider Beauvais Jason B

Role EVP, GC, SECRETARY

Type	Security	Shares	Price	Value
Other	Common Stock	110.332	$50.69	$6K

Holdings After Transaction: Common Stock — 203,014.9099 shares (Direct)

Footnotes (1)

1. F1. 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.

Key Figures

Shares acquired: 110.332 shares Price per share: $50.69 per share Shares held after transaction: 203,014.9099 shares +2 more

5 metrics

Shares acquired 110.332 shares Dividend reinvestment plan transaction on 2026-05-15

Price per share $50.69 per share Dividend reinvestment plan conversion price

Shares held after transaction 203,014.9099 shares Direct ownership following dividend reinvestment

Transaction code J Other acquisition or disposition under Form 4

Restructuring shares classified 110.332 shares transactionSummary restructuringShares

Key Terms

dividend reinvestment plan, Section 16, Rule 16a-11, transaction code J

4 terms

dividend reinvestment plan financial

"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."

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

"pursuant to a dividend reinvestment 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."

transaction code J regulatory

"transaction_code": "J","transaction_code_description": "Other acquisition or disposition""

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did MAIN executive Jason B. Beauvais report?

Jason B. Beauvais reported acquiring 110.332 Main Street Capital common shares. The shares were obtained automatically through a dividend reinvestment plan at $50.69 per share, reflecting reinvested dividends rather than an open-market purchase or sale.

How many MAIN shares does Jason B. Beauvais hold after this Form 4?

After the dividend reinvestment transaction, Jason B. Beauvais directly holds 203,014.9099 Main Street Capital common shares. This updated ownership figure reflects the additional 110.332 shares acquired through the company’s dividend reinvestment plan on the reported transaction date.

What was the price per share in Jason B. Beauvais’s MAIN dividend reinvestment?

The dividend reinvestment plan transaction used a price of $50.69 per Main Street Capital share. This price is applied within the plan to convert cash dividends into additional shares, rather than representing an open-market trade executed by the insider.

Was Jason B. Beauvais’s MAIN transaction a market buy or sell?

The filing shows an “other transaction” code J, not a market buy or sell. According to the footnote, the 110.332 shares were acquired under a dividend reinvestment plan, which automatically reinvests dividends instead of involving discretionary trading activity.

How is Jason B. Beauvais’s MAIN dividend reinvestment treated under Section 16?

The transaction is described as a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11. This means the automatic acquisition of 110.332 shares through the dividend reinvestment plan qualifies for a specific exemption from certain Section 16 reporting implications.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/28/2026 - 03:30 PM EDT Learn about SEC filing dates

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^*

Beauvais Jason B

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, GC, SECRETARY

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/15/2026

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	05/15/2026		J(1)	V	110.332	A	$50.69	203,014.9099	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	05/28/2026
	** 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)