Insider Transactions | Regeneron Investors

Date	Name	Title	Filing	Type	Shares Traded	Price	Total Held
Dec 11, 2023	SCHLEIFER LEONARD S Director, Bd. Co-Chair, President & CEO Trans History: 442	Director, Bd. Co-Chair, President & CEO	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	374,429
Dec 11, 2023	SCHLEIFER LEONARD S Director, Bd. Co-Chair, President & CEO Trans History: 442	Director, Bd. Co-Chair, President & CEO	Form 4	Exercise or conversion of derivative security exempted pursuant to Rule 16b-3	25,155	--	--
Dec 11, 2023	STAHL NEIL EVP Research and Development Trans History: 683	EVP Research and Development	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	725	$844.09	52,019
Dec 11, 2023	Van Plew Daniel P EVP & General Mgr, Industrial Trans History: 365	EVP & General Mgr, Industrial	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	2,552	$844.09	21,047
Dec 11, 2023	Van Plew Daniel P EVP & General Mgr, Industrial Trans History: 365	EVP & General Mgr, Industrial	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	669	$844.09	20,378
Dec 11, 2023	YANCOPOULOS GEORGE Director, Bd. Co-Chair, President & CSO Trans History: 678	Director, Bd. Co-Chair, President & CSO	Form 4	Exercise or conversion of derivative security exempted pursuant to Rule 16b-3	25,155	--	765,327
Dec 11, 2023	YANCOPOULOS GEORGE Director, Bd. Co-Chair, President & CSO Trans History: 678	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 11, 2023	YANCOPOULOS GEORGE Director, Bd. Co-Chair, President & CSO Trans History: 678	Director, Bd. Co-Chair, President & CSO	Form 4	Exercise or conversion of derivative security exempted pursuant to Rule 16b-3	25,155	--	--
Dec 08, 2023	Fenimore Christopher R. SVP Controller Trans History: 331	SVP Controller	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	474	$843.79	20,468
Dec 08, 2023	Fenimore Christopher R. SVP Controller Trans History: 331	SVP Controller	Form 4	Grant, award or other acquisition pursuant to Rule 16b-3(d)	2,370	--	22,838

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