1. Corporate Officers - F
2. Friedman Martin S.

Insider Trading History of Friedman Martin S.

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Friedman Martin S. since 2015. This trader's CIK number is 1449556. At the time of last reporting, Friedman Martin S. was the Officer of Chain Bridge Bancorp Inc. (stock ticker symbol CBNA). Also see all insider trading activities at Chain Bridge Bancorp Inc.

Note that in the past Friedman Martin S. also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Home Federal Bancorp, Inc. Of Louisiana (HFBL) by Friedman Martin S.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2015	HFBL	0	$0	10,000	$197,500	0	$0

Yearly summary of insider trading at Westbury Bancorp, Inc. (WBBW) by Friedman Martin S.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2021	WBBW	0	$0	50,000	$1,427,500	0	$0
2020	WBBW	0	$0	12,000	$219,600	0	$0

Yearly summary of insider trading at Silvergate Capital Corp (SI) by Friedman Martin S.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2019	SI	0	$0	384,608	$4,292,224	0	$0

Yearly summary of insider trading at Hagerty, Inc. (ADF) by Friedman Martin S.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2021	ADF	25,000	$0	0	$0	0	$0

Yearly summary of insider trading at Chain Bridge Bancorp Inc (CBNA) by Friedman Martin S.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2025	CBNA	25,796	$628,235	32,158	$868,458	0	$0

Yearly summary of insider trading at Access National Corp (ANCX) by Friedman Martin S.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2019	ANCX	0	$0	0	$0	5,000	$79,850
2018	ANCX	0	$0	0	$0	4,000	$60,840
2017	ANCX	0	$0	0	$0	5,000	$46,200
2015	ANCX	0	$0	19,244	$424,155	0	$0

Yearly summary of insider trading at Riverview Bancorp Inc (RVSB) by Friedman Martin S.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2025	RVSB	0	$0	236,848	$1,241,782	0	$0
2020	RVSB	0	$0	30,000	$143,902	0	$0

Yearly summary of insider trading at Randolph Bancorp, Inc. (RNDB) by Friedman Martin S.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2022	RNDB	0	$0	119,292	$3,158,852	0	$0

Yearly summary of insider trading at Old Point Financial Corp (OPOF) by Friedman Martin S.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2022	OPOF	0	$0	15,000	$372,000	0	$0

Insider trading activities at 9 companies by Friedman Martin S.:

1. Home Federal Bancorp, Inc. Of Louisiana (HFBL)

2. Westbury Bancorp, Inc. (WBBW)

3. Silvergate Capital Corp (SI)

4. Hagerty, Inc. (ADF)

5. Chain Bridge Bancorp Inc (CBNA)

6. Access National Corp (ANCX)

7. Riverview Bancorp Inc (RVSB)

8. Randolph Bancorp, Inc. (RNDB)

9. Old Point Financial Corp (OPOF)

Table 1. Insider trading of Home Federal Bancorp, Inc. Of Louisiana (HFBL) by Friedman Martin S.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2015-06-10	HFBL	Sale	10,000	19.75	197,500

Table 2. Insider trading of Westbury Bancorp, Inc. (WBBW) by Friedman Martin S.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2021-08-17	WBBW	Sale	50,000	28.55	1,427,500
2020-05-19	WBBW	Sale	12,000	18.30	219,600

Table 3. Insider trading of Silvergate Capital Corp (SI) by Friedman Martin S.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2019-11-15	SI	Sale	63,915	11.16	713,291
2019-11-12	SI	Sale	320,693	11.16	3,578,933

Table 4. Insider trading of Hagerty, Inc. (ADF) by Friedman Martin S.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2021-04-09	ADF	Buy	25,000	.00	0

Table 5. Insider trading of Chain Bridge Bancorp Inc (CBNA) by Friedman Martin S.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2025-05-28	CBNA	Sale	32,158	27.01	868,458
2025-02-21	CBNA	Buy	1,088	24.49	26,640
2025-02-24	CBNA	Buy	16,194	24.46	396,170
2025-02-25	CBNA	Buy	8,514	24.13	205,425

Table 6. Insider trading of Access National Corp (ANCX) by Friedman Martin S.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2019-01-22	ANCX	Option Ex	5,000	15.97	79,850
2018-01-24	ANCX	Option Ex	4,000	15.21	60,840
2017-01-26	ANCX	Option Ex	5,000	9.24	46,200
2015-06-09	ANCX	Sale	10,027	22.00	220,594
2015-06-10	ANCX	Sale	3,758	22.05	82,863
2015-06-05	ANCX	Sale	5,459	22.11	120,698

Table 7. Insider trading of Riverview Bancorp Inc (RVSB) by Friedman Martin S.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2025-03-12	RVSB	Sale	186,348	5.18	964,537
2025-02-11	RVSB	Sale	50,500	5.49	277,245
2020-07-20	RVSB	Sale	15,972	4.75	75,867
2020-07-17	RVSB	Sale	14,028	4.85	68,035

Table 8. Insider trading of Randolph Bancorp, Inc. (RNDB) by Friedman Martin S.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2022-03-29	RNDB	Sale	119,292	26.48	3,158,852

Table 9. Insider trading of Old Point Financial Corp (OPOF) by Friedman Martin S.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2022-06-23	OPOF	Sale	15,000	24.80	372,000

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 Friedman Martin S. (Officer of Chain Bridge Bancorp Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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