Diamond Hill (DHIL) Director Reports 250-Share Sale on Form 4

Rhea-AI Filing Summary

Thomas L'Quentus, a director of Diamond Hill Investment Group Inc (DHIL), reported a sale of 250 common shares on 09/23/2025 at a price of $141.10 per share, resulting in 2,534 shares beneficially owned after the transaction. The Form 4 was filed as a single reporting person filing and the form is signed by Carlotta D. King by POA on 09/25/2025.

Positive

• Timely and compliant disclosure of the insider sale under Section 16(a)
• Director retains 2,534 shares after the transaction, showing ongoing ownership

Negative

• None.

Insights

Securities Analyst

TL;DR Insider sale of 250 shares appears routine and immaterial to company valuation.

The reported transaction is a small, open-market sale by a board director. The size—250 shares—represents a minor percentage of the 2,534 shares retained and is unlikely to be materially informative about company fundamentals. From a market-impact perspective, this disclosure meets regulatory requirements and provides transparency about insider ownership levels.

Corporate Governance Expert

TL;DR Filing reflects normal insider selling activity and timely Section 16 disclosure.

The Form 4 shows timely reporting and proper execution via power of attorney, indicating functioning governance and compliance processes. The retained ownership after the sale remains meaningful at 2,534 shares, and the transaction does not indicate a governance change or departure. No additional material governance concerns are apparent from this single filing.

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
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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).

1. Name and Address of Reporting Person^*

Thomas L'Quentus

(Last) (First) (Middle)

325 JOHN H MCCONNELL BLVD

SUITE 200

(Street)

COLUMBUS OH 43215

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
DIAMOND HILL INVESTMENT GROUP INC [ DHIL ]

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)
09/23/2025

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	09/23/2025		S		250	D	$141.1	2,534	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:

Remarks:

	Carlotta D. King by POA	09/25/2025
	** 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 insider transaction did DHIL director Thomas L'Quentus report?

He reported a sale of 250 common shares on 09/23/2025 at $141.10 per share.

How many DHIL shares does Thomas L'Quentus beneficially own after the transaction?

He beneficially owns 2,534 shares following the reported sale.

When was the Form 4 for the DHIL transaction signed and by whom?

The Form 4 was signed on 09/25/2025 by Carlotta D. King by POA.

Was the Form 4 filed by a single reporting person or jointly?

The form was filed by one reporting person.

What role does Thomas L'Quentus have at Diamond Hill Investment Group?

He is listed as a Director of Diamond Hill Investment Group Inc.