1. Corporate Officers - S
2. Shannon James Samuel

Insider Trading History of Shannon James Samuel

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Shannon James Samuel since 2018. This trader's CIK number is 1485417. At the time of last reporting, Shannon James Samuel was the Officer of Xilio Therapeutics, Inc.. (stock ticker symbol XLO). Also see all insider trading activities at Xilio Therapeutics, Inc..

Note that in the past Shannon James Samuel also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Horizon Therapeutics Public Ltd Co (HZNP) by Shannon James Samuel

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2023	HZNP	0	$0	0	$0	15,763	$144,451
2022	HZNP	0	$0	0	$0	4,223	$0
2021	HZNP	0	$0	7,232	$660,259	7,232	$88,158
2020	HZNP	0	$0	0	$0	23,594	$0
2019	HZNP	0	$0	25,000	$660,934	48,523	$304,750
2018	HZNP	0	$0	0	$0	8,203	$0

Yearly summary of insider trading at Xilio Therapeutics, Inc. (XLO) by Shannon James Samuel

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2025	XLO	70,000	$48,095	0	$0	0	$0

Insider trading activities at 2 companies by Shannon James Samuel:

1. Horizon Therapeutics Public Ltd Co (HZNP)

2. Xilio Therapeutics, Inc. (XLO)

Table 1. Insider trading of Horizon Therapeutics Public Ltd Co (HZNP) by Shannon James Samuel

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2023-09-29	HZNP	Option Ex	11,850	12.19	144,451
2023-04-28	HZNP	Option Ex	3,913	.00	0
2022-04-29	HZNP	Option Ex	4,223	.00	0
2021-03-01	HZNP	Sale	7,232	91.30	660,259
2021-03-01	HZNP	Option Ex	7,232	12.19	88,158
2020-08-02	HZNP	Option Ex	8,204	.00	0
2020-05-02	HZNP	Option Ex	15,390	.00	0
2019-09-12	HZNP	Option Ex	15,500	12.19	188,945
2019-09-13	HZNP	Option Ex	9,500	12.19	115,805
2019-09-12	HZNP	Sale	15,500	26.59	412,129
2019-09-13	HZNP	Sale	9,500	26.19	248,805
2019-08-02	HZNP	Option Ex	8,203	.00	0
2019-05-03	HZNP	Option Ex	15,320	.00	0
2018-08-02	HZNP	Option Ex	8,203	.00	0

Table 2. Insider trading of Xilio Therapeutics, Inc. (XLO) by Shannon James Samuel

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2025-06-16	XLO	Buy	45,000	.69	30,870
2025-06-17	XLO	Buy	25,000	.69	17,225

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 Shannon James Samuel (Officer of Xilio Therapeutics, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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