Corporate Governance | Regeneron Pharmaceuticals Inc.

Date	Name	Title	Filing	Type	Shares Traded	Price	Total Held
Feb 15, 2024	YANCOPOULOS GEORGE Director, Bd. Co-Chair, President & CSO	Director, Bd. Co-Chair, President & CSO	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	123,601	$953.83	801,608
Dec 11, 2023	YANCOPOULOS GEORGE Director, Bd. Co-Chair, President & CSO	Director, Bd. Co-Chair, President & CSO	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	12,841	$844.09	752,486
Dec 30, 2020	YANCOPOULOS GEORGE Director, President and Chief Scientific	Director, President and Chief Scientific	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	130,714	$483.25	750,224
Dec 30, 2020	YANCOPOULOS GEORGE Director, President and Chief Scientific	Director, President and Chief Scientific	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	86,096	$483.25	822,207
Mar 09, 2020	YANCOPOULOS GEORGE Director, President and Chief Scientific	Director, President and Chief Scientific	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	50,545	$476.42	563,990
Mar 09, 2020	YANCOPOULOS GEORGE Director, President and Chief Scientific	Director, President and Chief Scientific	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	78,376	$476.42	635,614
Dec 12, 2019	YANCOPOULOS GEORGE Director, President and CSO	Director, President and CSO	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	49,405	$377.16	371,876
Dec 12, 2019	YANCOPOULOS GEORGE Director, President and CSO	Director, President and CSO	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	77,767	$377.16	444,109
Dec 13, 2018	YANCOPOULOS GEORGE Director, President and Chief Scientific	Director, President and Chief Scientific	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	76,863	$377.31	73,137
Dec 13, 2018	YANCOPOULOS GEORGE Director, President and Chief Scientific	Director, President and Chief Scientific	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	48,192	$377.31	118,993

* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.

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