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Monroe Capital (MRCC) CEO records MRCC-to-HRZN stock conversion in completed merger

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

MONROE CAPITAL Corp Chairman, President and CEO Theodore L. Koenig and related entities reported dispositions of Monroe Capital common stock back to the issuer in connection with a completed merger. Under an Agreement and Plan of Merger dated August 7, 2025, each MRCC share was converted into the right to receive 0.9402 shares of Horizon Technology Finance Corporation (HRZN) common stock. The footnote notes HRZN’s common stock closed at $4.57 on April 13, 2026, the last trading day before the merger closed, and Koenig’s direct, foundation, partnership and spousal holdings all show zero MRCC shares following these transactions.

Positive

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Negative

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Insights

Form 4 records stock-for-stock merger conversion of MRCC into HRZN.

Theodore L. Koenig, Monroe Capital’s Chairman, President and CEO, and related entities disposed of MRCC common shares back to the issuer as part of a completed merger. Each MRCC share became the right to receive 0.9402 shares of Horizon Technology Finance (HRZN) common stock.

These are coded as “Disposition to issuer,” indicating a transaction tied to the merger terms rather than open-market selling. Direct, foundation, partnership and spousal holdings all report zero MRCC shares afterward, reflecting the full conversion into HRZN equity.

The footnote cites HRZN’s share price of $4.57 on April 13, 2026, the last trading day before closing, providing a market reference for valuing the stock-for-stock consideration. This filing mainly documents the mechanics and scale of insider participation in the merger.

Insider KOENIG THEODORE L
Role Chairman, President and CEO
Type Security Shares Price Value
Disposition Common Stock 87,853.52 $0.00 --
Disposition Common Stock 28,710 $0.00 --
Disposition Common Stock 470,470 $0.00 --
Disposition Common Stock 118,470 $0.00 --
Holdings After Transaction: Common Stock — 0 shares (Direct); Common Stock — 0 shares (Indirect, By Koenig Family Foundation)
Footnotes (1)
  1. [object Object]
Direct MRCC shares disposed 87,853.5200 shares Disposition to issuer by Theodore L. Koenig on April 14, 2026
Family foundation MRCC shares disposed 28,710.0000 shares Koenig Family Foundation disposition to issuer on April 14, 2026
Partnership MRCC shares disposed 470,470.0000 shares MC Opportunities Fund LP disposition to issuer on April 14, 2026
Spousal MRCC shares disposed 118,470.0000 shares Spouse’s indirect holdings disposed to issuer on April 14, 2026
Exchange ratio 0.9402 HRZN shares per MRCC share Defined in August 7, 2025 merger agreement
HRZN reference share price $4.57 per share HRZN close on April 13, 2026, before merger closing
Disposition to issuer financial
"transaction_code_description": "Disposition to issuer""
Agreement and Plan of Merger regulatory
"transactions contemplated by the Agreement and Plan of Merger, dated as of August 7, 2025"
An Agreement and Plan of Merger is a formal document where two companies agree to combine into one, outlining how the process will happen. It’s like a step-by-step plan for merging, and it matters because it shows both sides have agreed on the details before the official transition takes place.
stock-for-stock financial
"each share of MRCC common stock ... was converted into the right to receive 0.9402 shares of HRZN common stock"
par value $0.001 per share financial
"MRCC common stock, par value $0.001 per share, was converted"
common stock financial
"each share of MRCC common stock ... 0.9402 shares of HRZN common stock"
Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.
SEC Form 4
FORM 4UNITED 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
X
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*
KOENIG THEODORE L

(Last)(First)(Middle)
C/O MONROE CAPITAL CORPORATION
155 NORTH WACKER DRIVE, 35TH FLOOR

(Street)
CHICAGO ILLINOIS 60606

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
MONROE CAPITAL Corp [ MRCC ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
Chairman, President and CEO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
04/14/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock04/14/2026D(1)87,853.52D(1)0D
Common Stock04/14/2026D(1)28,710D(1)0IBy Koenig Family Foundation
Common Stock04/14/2026D(1)470,470D(1)0IIn Partnership by MC Opportunities Fund LP
Common Stock04/14/2026D(1)118,470D(1)0IBy Spouse
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Disposed of upon the completion of, and pursuant to, the transactions contemplated by the Agreement and Plan of Merger, dated as of August 7, 2025, by and among Horizon Technology Finance Corporation ("HRZN"), a Delaware corporation, Monroe Capital Corporation ("MRCC"), a Maryland corporation, HMMS, Inc., a Maryland corporation, Monroe Capital BDC Advisors, LLC, a Delaware limited liability company, and Horizon Technology Finance Management LLC, a Delaware limited liability company (the "Merger Agreement"). Pursuant to the Merger Agreement, each share of MRCC common stock, par value $0.001 per share, was converted into the right to receive 0.9402 shares of HRZN common stock, par value $0.001 per share. The market price of HRZN common stock at the close of trading on April 13, 2026, the last trading day prior to closing of the merger, was $4.57.
/s/ Theodore L. Koenig by Nelson Mullins Riley & Scarborough LLP with Power of Attorney04/14/2026
** Signature of Reporting PersonDate
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 insider transaction did MRCC’s Theodore Koenig report on this Form 4?

Theodore L. Koenig reported dispositions of MRCC common stock back to the issuer. These transactions reflect a merger in which each MRCC share converted into 0.9402 shares of Horizon Technology Finance (HRZN) common stock, rather than open-market buying or selling activity.

How were Monroe Capital (MRCC) shares converted into Horizon Technology Finance (HRZN) shares?

Each MRCC common share was converted into the right to receive 0.9402 HRZN common shares. This fixed stock-for-stock exchange ratio was defined in the Agreement and Plan of Merger dated August 7, 2025, and applied to the insider’s and related entities’ MRCC holdings.

Was this MRCC insider transaction an open-market sale of shares?

No, the transactions are coded “D” for “Disposition to issuer” and tie directly to the completed merger. The MRCC shares were surrendered under the merger agreement and converted into HRZN shares at a 0.9402 exchange ratio, rather than being sold on the open market.

What price reference is given for Horizon Technology Finance (HRZN) in this filing?

The footnote states HRZN common stock closed at $4.57 on April 13, 2026. This was the last trading day before the merger closed and provides a market reference for valuing the MRCC-to-HRZN stock-for-stock consideration received in the insider’s reported transactions.

Does Theodore Koenig hold any Monroe Capital (MRCC) shares after these transactions?

The reported entries show total MRCC shares following each transaction as zero. Koenig’s direct holdings and those through the Koenig Family Foundation, MC Opportunities Fund LP, and his spouse all indicate no remaining MRCC common stock after the merger-related dispositions and resulting conversion into HRZN shares.