1. Corporate Officers - N
2. Nagelberg Allison

Insider Trading History of Nagelberg Allison

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Nagelberg Allison since 2015. This trader's CIK number is 1408737. At the time of last reporting, Nagelberg Allison was the Director of Horizon Kinetics Holding Corp. (stock ticker symbol HKHC). Also see all insider trading activities at Horizon Kinetics Holding Corp.

Note that in the past Nagelberg Allison also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Monmouth Real Estate Investment Corp (MNR) by Nagelberg Allison

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2019	MNR	1,587	$19,996	0	$0	0	$0
2018	MNR	1,971	$29,982	0	$0	0	$0
2017	MNR	1,390	$19,988	0	$0	0	$0
2016	MNR	1,522	$19,999	0	$0	0	$0
2015	MNR	5,985	$59,842	0	$0	0	$0

Yearly summary of insider trading at Horizon Kinetics Holding Corp (HKHC) by Nagelberg Allison

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2026	HKHC	150	$5,094	0	$0	0	$0
2024	HKHC	250	$7,045	0	$0	0	$0

Insider trading activities at 2 companies by Nagelberg Allison:

1. Monmouth Real Estate Investment Corp (MNR)

2. Horizon Kinetics Holding Corp (HKHC)

Table 1. Insider trading of Monmouth Real Estate Investment Corp (MNR) by Nagelberg Allison

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2019-08-15	MNR	Buy	1,587	12.60	19,996
2018-11-30	MNR	Buy	725	13.79	9,997
2018-08-15	MNR	Buy	1,246	16.04	19,985
2017-08-15	MNR	Buy	1,390	14.38	19,988
2016-08-15	MNR	Buy	1,522	13.14	19,999
2015-06-09	MNR	Buy	4,190	9.51	39,846
2015-02-17	MNR	Buy	1,795	11.14	19,996

Table 2. Insider trading of Horizon Kinetics Holding Corp (HKHC) by Nagelberg Allison

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2026-03-20	HKHC	Buy	150	33.96	5,094
2024-11-14	HKHC	Buy	50	38.99	1,949
2024-09-05	HKHC	Buy	200	25.48	5,096

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Nagelberg Allison (Director of Horizon Kinetics Holding Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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