Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2025

Segment Reporting [Abstract]

Schedule of Long-lived Assets and Total Assets by Segment

The following sets forth the long-lived assets and total assets by segment at December 31, 2025 (in thousands):

ASSETS		Broker Dealer and Intellectual Property Service				Technology Development				Other				Eliminations				Consolidated
Long-lived assets		$	117			$	-			$	547			$	-			$	664
Total assets		$	25,128			$	3			$	38,609			$	-			$	63,740

The following sets forth the long-lived assets and total assets by segment at December 31, 2024 (in thousands):

ASSETS		Broker Dealer & Intellectual Property Service				Technology Development				Other				Eliminations				Consolidated
Long-lived assets		$	91			$	-			$	641			$	-			$	732
Total assets		$	21,754			$	1			$	50,221			$	-			$	71,976

Schedule of Statement of Operation by Segment

		Broker Dealer & Intellectual Property Service				Technology Development				Other				Eliminations				Consolidated
Operating income:
Unrealized (loss) on investment securities, net from the licensed broker dealer (1)		$	(331	)		$	-			$	-			$	-			$	(331	)
Investment securities, at fair value, held by the non-licensed broker dealer (1)			85				-				-				-				85
Realized gain on investment securities, net from the licensed broker dealer (2)			14				-				-				-				14
Fee income from the licensed broker dealer (3)			4,282				-				-				-				4,282
Impairment loss			-				-				-				-				-
Other operating income (4)			861				-				-				-				861
Total operating income, net			4,911				-				-				-				4,911

Operating costs:
General and administrative costs:
Compensation			2,875				-				12,094				-				14,969
Operating expense, related party			1,471				-				362				-				1,833
Professional fees			1,005				64				868				-				1,937
Information technology			968				-				135				-				1,103
Clearing and other charges			556				-				-				-				556
General and administrative-other			742				-				1,497				-				2,239
General and administrative costs			7,617				64				14,956				-				22,637
Research and development costs			-				-				-				-				-
Total operating costs			7,617				64				14,956				-				22,637
Net operating (loss)			(2,706	)			(64	)			(14,956	)			-				(17,726	)
Other income and expense:
Miscellaneous income			75				-				-				-				75
Interest expense			(990	)			-				-				990				-
Interest income			471				-				1,136				(990	)			617
Gain related to dilution events			-				-				61				-				61
Gain on deconsolidation of subsidiary			-				-				-				-				-
(Loss) before income taxes			(3,150	)			(64	)			(13,759	)			-				(16,973	)
Income tax expense			11				-				-				-				11
Income (loss) before equity method investee			(3,161	)			(64	)			(13,759	)			-				(16,984	)
Equity in loss of equity method investee			-				-				(4,282	)			-				(4,282	)
Net (loss)			(3,161	)			(64	)			(18,041	)			-				(21,266	)
Less net loss attributable to non-controlling interests			-				(21	)			-				-				(21	)
Net loss attributable to MDB Capital Holdings, LLC		$	(3,161	)		$	(43	)		$	(18,041	)		$	-			$	(21,245	)

	(1)	Includes unrealized losses on securities held by the broker-dealer and non-broker dealer.

	(2)	Includes realized gains on securities held by the broker-dealer.

	(3)	Includes fee income generated for the broker-dealer from investment banking activities, including advisory services, capital raising, and other related financial transactions.

	(4)	Includes fees earned from self-clearing activities by the broker-dealer and professional fees generated by PatentVest services.

		Broker Dealer & Intellectual Property Service				Technology Development				Other				Eliminations				Consolidated
Operating income:
Unrealized (loss) on investment securities, net from the licensed broker dealer (1)		$	(275	)		$	-			$	-			$	-			$	(275	)
Fee income from the licensed broker dealer (2)			2,221				-				-				-				2,221
Impairment loss (3)			(200	)															(200	)
Other operating income (4)			411				-				-				-				411
Total operating income, net			2,157				-				-				-				2,157

Operating costs:
General and administrative costs:
Compensation			3,226				2,062				14,769				-				20,057
Operating expense, related party			1,301				-				185				-				1,486
Professional fees			820				1,206				1,086				-				3,112
Information technology			805				34				83				-				922
Clearing and other charges			1,137				-				-				-				1,137
General and administrative-other			806				133				1,669				-				2,608
General and administrative costs			8,095				3,435				17,792				-				29,322
Research and development costs			-				1,468				-				-				1,468
Total operating costs			8,095				4,903				17,792				-				30,790
Net operating (loss)			(5,938	)			(4,903	)			(17,792	)			-				(28,633	)
Other income and expense:
Miscellaneous income			112				-				-				-				112
Interest expense			(779	)			(92	)			-				799				(72	)
Interest income			465				3				1,510				(799	)			1,179
Gain related to dilution events			-				-				130				-				130
Gain on deconsolidation of subsidiary			-				-				39,307				-				39,307
Income (loss) before income taxes			(6,140	)			(4,992	)			23,155				-				12,023
Income tax expense			-				2				-				-				2
Income (loss) before equity method investee			(6,140	)			(4,994	)			23,155				-				12,021
Equity in loss of equity method investee			-				-				(420	)			-				(420	)
Net income (loss)			(6,140	)			(4,994	)			22,735				-				11,601
Less net loss attributable to non-controlling interests			-				(90	)			-				-				(90	)
Net income and (loss) attributable to MDB Capital Holdings, LLC		$	(6,140	)		$	(4,904	)		$	22,735			$	-			$	11,691

(1)

Includes unrealized gains and losses on securities held by the broker-dealer.

(2)

Includes fee income generated for the broker from investment banking activities, including advisory services, capital raising, and other related financial transactions.

(3)

Includes impairment loss of assets from the reduced fair value of the asset.

(4)

Includes fees earned from self-clearing activities and professional fees generated by PatentVest services.