Horizon Kinetics (HKHC) CEO buys 53 more shares at $34.60

Rhea-AI Filing Summary

Horizon Kinetics Holding Corp insider activity shows a modest net buy. CEO and CIO Murray Stahl reported open‑market purchases of a total of 53 shares of Common Stock at $34.60 per share on March 20, 2026, split between direct and entity accounts.

He bought 10 shares directly, while 25 shares were purchased through Horizon Common Inc. and 18 shares through Horizon Kinetics Hard Assets, LLC. After these trades, his direct holding stands at 249,214 shares, and Horizon Common Inc. reports 8,216,801 shares indirectly attributed to him.

Additional indirect holdings are reported via his spouse, FRMO Corp., several Kinetics partnerships, and Horizon Kinetics Asset Management LLC. Footnotes state Stahl exercises investment discretion in these entities and disclaims beneficial ownership except to the extent of his pecuniary interest.

Insider Trade Summary

Net Buyer: 53 shares ($1,834)

Net Buy 8 txns

Insider STAHL MURRAY, Horizon Common Inc

Role CEO and CIO | 10% Owner

Bought 53 shs ($2K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	10	$34.60	$346.00
Purchase	Common Stock	25	$34.60	$865.00
Purchase	Common Stock	18	$34.60	$622.80
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 249,214 shares (Direct); Common Stock — 8,216,801 shares (Indirect, Horizon Common Inc.)

Footnotes (1)

1. Mr. Stahl serves as the Chief Executive Officer and Chief Investment Strategist for Horizon Kinetics Asset Management LLC, a wholly owned subsidiary of Horizon Kinetics Holding Corporation (HKHC), and also serves as the Chief Executive Officer of Horizon Common, Inc. (HCI), a large shareholder of HKHC. Mr. Stahl exercises discretion over shares of the Issuer held by HKHC and HCI and disclaims beneficial ownership except to the extent of his pecuniary interest. Mr. Stahl serves as the Chief Executive Officer for FRMO Corp. (FRMO) and exercises discretion over shares of the Issuer. He disclaims beneficial ownership except to the extent of his pecuniary interest. The reported ownership includes shares held by Fromex Corp., a wholly owned subsidiary of FRMO.

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^*

STAHL MURRAY

(Last) (First) (Middle)

470 PARK AVENUE SOUTH

8TH FLOOR SOUTH

(Street)

NEW YORK NEW YORK 10016

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Horizon Kinetics Holding Corp [ HKHC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	CEO and CIO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/20/2026

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

	Form filed by One Reporting Person
X	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	03/20/2026		P		10	A	$34.6	249,214	D
Common Stock	03/20/2026		P		25	A	$34.6	8,216,801(1)	I	Horizon Common Inc.
Common Stock	03/20/2026		P		18	A	$34.6	135(1)	I	Horizon Kinetics Hard Assets, LLC
Common Stock								5	I	Spouse
Common Stock								823,923(1)(2)	I	FRMO Corp.
Common Stock								6,900(1)	I	Kinetics Institutional Partners LP
Common Stock								5,810(1)	I	Kinetics Partners LP
Common Stock								952(1)	I	Horizon Kinetics Asset Management LLC

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

1. Name and Address of Reporting Person^*

STAHL MURRAY

(Last) (First) (Middle)

470 PARK AVENUE SOUTH

8TH FLOOR SOUTH

(Street)

NEW YORK NEW YORK 10016

(City) (State) (Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	CEO and CIO

1. Name and Address of Reporting Person^*

Horizon Common Inc

(Last) (First) (Middle)

470 PARK AVENUE SOUTH

8TH FLOOR SOUTH

(Street)

NEW YORK NEW YORK 10016

(City) (State) (Zip)

UNITED STATES

(Country)

Relationship of Reporting Person(s) to Issuer

	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

Explanation of Responses:

1. Mr. Stahl serves as the Chief Executive Officer and Chief Investment Strategist for Horizon Kinetics Asset Management LLC, a wholly owned subsidiary of Horizon Kinetics Holding Corporation (HKHC), and also serves as the Chief Executive Officer of Horizon Common, Inc. (HCI), a large shareholder of HKHC. Mr. Stahl exercises discretion over shares of the Issuer held by HKHC and HCI and disclaims beneficial ownership except to the extent of his pecuniary interest.

2. Mr. Stahl serves as the Chief Executive Officer for FRMO Corp. (FRMO) and exercises discretion over shares of the Issuer. He disclaims beneficial ownership except to the extent of his pecuniary interest. The reported ownership includes shares held by Fromex Corp., a wholly owned subsidiary of FRMO.

	Jay Kesslen, attorney-in-fact	03/24/2026
	** 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 insider transactions did HKHC CEO Murray Stahl report on March 20, 2026?

Murray Stahl reported small open‑market purchases totaling 53 HKHC common shares at $34.60 on March 20, 2026. These included 10 shares bought directly and additional shares purchased through Horizon Common Inc. and Horizon Kinetics Hard Assets, LLC.

How many Horizon Kinetics (HKHC) shares does Murray Stahl hold after these trades?

After the reported trades, Murray Stahl holds 249,214 HKHC shares directly. Indirectly, Horizon Common Inc. reports holding 8,216,801 shares associated with him, alongside other indirect holdings through entities and a spouse account disclosed in the filing.

Were the HKHC insider transactions direct purchases or through affiliated entities?

The filing shows a mix of direct and indirect activity. Stahl bought 10 shares directly, while 25 shares were purchased via Horizon Common Inc. and 18 shares through Horizon Kinetics Hard Assets, LLC, both entities associated with him.

What price did Murray Stahl pay for the newly purchased HKHC shares?

All reported open‑market purchases were executed at $34.60 per share. This single price applies to the 10 directly acquired shares, the 25 shares bought through Horizon Common Inc., and the 18 shares purchased via Horizon Kinetics Hard Assets, LLC on March 20, 2026.

How do the footnotes qualify Murray Stahl’s beneficial ownership of HKHC shares?

Footnotes explain that Stahl exercises discretion over HKHC shares held by Horizon Common Inc., HKHC subsidiaries, and FRMO Corp., but he disclaims beneficial ownership except to the extent of his pecuniary interest in these entities’ holdings.

Which additional entities hold HKHC shares associated with Murray Stahl?

Beyond his direct stake, the filing lists indirect holdings via Horizon Common Inc., FRMO Corp. (including Fromex Corp.), Kinetics Institutional Partners LP, Kinetics Partners LP, Horizon Kinetics Asset Management LLC, and a small position held by his spouse.