1. Corporate Officers - P
2. Pasquesi John M

Insider Trading History of Pasquesi John M

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Pasquesi John M since 2015. This trader's CIK number is 1227099. At the time of last reporting, Pasquesi John M was the 10% Owner of Clearsign Technologies Corp. (stock ticker symbol CLIR). Also see all insider trading activities at Clearsign Technologies Corp.

Note that in the past PASQUESI JOHN M also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Clearsign Technologies Corp (CLIR) by Pasquesi John M

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2026	CLIR	500,000	$1,770,000	0	$0	0	$0

Yearly summary of insider trading at Arch Capital Group Ltd. (ACGL) by Pasquesi John M

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2025	ACGL	0	$0	311,722	$29,292,384	0	$0
2023	ACGL	0	$0	26,329	$1,764,227	0	$0
2021	ACGL	484,544	$19,980,171	0	$0	0	$0
2019	ACGL	0	$0	299,741	$10,170,811	0	$0
2015	ACGL	0	$0	62,937	$4,068,310	0	$0

Insider trading activities at 2 companies by Pasquesi John M:

1. Clearsign Technologies Corp (CLIR)

2. Arch Capital Group Ltd. (ACGL)

Table 1. Insider trading of Clearsign Technologies Corp (CLIR) by Pasquesi John M

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2026-07-22	CLIR	Buy	500,000	3.54	1,770,000

Table 2. Insider trading of Arch Capital Group Ltd. (ACGL) by Pasquesi John M

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2025-12-15	ACGL	Sale	8,800	94.17	828,687
2025-12-12	ACGL	Sale	203,866	93.86	19,134,658
2025-05-13	ACGL	Sale	23,996	94.72	2,272,949
2025-05-12	ACGL	Sale	75,060	94.01	7,056,090
2023-02-15	ACGL	Sale	26,329	67.01	1,764,227
2021-11-11	ACGL	Buy	484,544	41.23	19,980,171
2019-05-29	ACGL	Sale	299,741	33.93	10,170,811
2015-05-22	ACGL	Sale	62,937	64.64	4,068,310

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 Pasquesi John M (10% Owner of Clearsign Technologies Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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