1. Corporate Officers - L
2. Li Dean Y

Insider Trading History of Li Dean Y

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Li Dean Y since 2021. This trader's CIK number is 1837016. At the time of last reporting, Li Dean Y was the Executive VP & President, MRL of Merck & Co., Inc.. (stock ticker symbol MRK). Also see all insider trading activities at Merck & Co., Inc..

Note that in the past Li Dean Y also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Recursion Pharmaceuticals, Inc. (RXRX) by Li Dean Y

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2024	RXRX	0	$0	29,000	$401,331	0	$0
2021	RXRX	0	$0	35,000	$714,886	0	$0

Yearly summary of insider trading at Merck & Co., Inc. (MRK) by Li Dean Y

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2024	MRK	0	$0	14,702	$1,845,086	14,702	$912,553
2023	MRK	0	$0	0	$0	1,062	$122,629
2022	MRK	0	$0	0	$0	1,834	$161,853
2021	MRK	0	$0	0	$0	2,474	$185,340

Insider trading activities at 2 companies by Li Dean Y:

1. Recursion Pharmaceuticals, Inc. (RXRX)

2. Merck & Co., Inc. (MRK)

Table 1. Insider trading of Recursion Pharmaceuticals, Inc. (RXRX) by Li Dean Y

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2024-01-09	RXRX	Sale	29,000	13.84	401,331
2021-12-07	RXRX	Sale	15,900	20.75	329,925
2021-11-17	RXRX	Sale	5,626	20.04	112,733
2021-11-19	RXRX	Sale	13,474	20.20	272,228

Table 2. Insider trading of Merck & Co., Inc. (MRK) by Li Dean Y

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2024-02-09	MRK	Option Ex	14,702	62.07	912,553
2024-02-09	MRK	Sale	14,702	125.50	1,845,086
2023-05-01	MRK	Option Ex	1,062	115.47	122,629
2022-05-03	MRK	Option Ex	773	87.65	67,753
2022-05-01	MRK	Option Ex	1,061	88.69	94,100
2021-05-04	MRK	Option Ex	694	75.98	52,730
2021-05-01	MRK	Option Ex	1,030	74.50	76,735
2021-05-03	MRK	Option Ex	750	74.50	55,875

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 Li Dean Y (Executive VP & President, MRL of Merck & Co., Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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