REGENERON PHARMACEUTICALS, INC. — Director's Dealing 2021

Jan 5, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: REGENERON PHARMACEUTICALS, INC. (REGN)
CIK: 0000872589
Period of Report: 2021-01-04

Reporting Person: RYAN ARTHUR F (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-01-04	Common Stock	S	4	$477.58	Disposed	23639	Direct
2021-01-04	Common Stock	S	1	$478.89	Disposed	23638	Direct
2021-01-04	Common Stock	S	5	$479.54	Disposed	23633	Direct
2021-01-04	Common Stock	S	14	$480.57	Disposed	23619	Direct
2021-01-04	Common Stock	S	13	$481.48	Disposed	23606	Direct
2021-01-04	Common Stock	S	13	$482.3	Disposed	23593	Direct
2021-01-04	Common Stock	S	9	$483.37	Disposed	23584	Direct
2021-01-04	Common Stock	S	7	$484.79	Disposed	23577	Direct
2021-01-04	Common Stock	S	12	$485.5	Disposed	23565	Direct
2021-01-04	Common Stock	S	5	$486.77	Disposed	23560	Direct
2021-01-04	Common Stock	S	5	$487.63	Disposed	23555	Direct
2021-01-04	Common Stock	S	5	$488.26	Disposed	23550	Direct
2021-01-04	Common Stock	S	2	$489.41	Disposed	23548	Direct
2021-01-04	Common Stock	S	4	$490.69	Disposed	23544	Direct
2021-01-04	Common Stock	S	1	$491.36	Disposed	23543	Direct
2021-01-04	Common Stock	A	248	$0.0	Acquired	23791	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-01-04	Non-Qualified Stock Option (right to buy)	$482.68	A	3613	Acquired	2031-01-04	Common Stock (3613)	Direct

Footnotes

F1: Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c).

F2: Represents volume-weighted average price of sales of 4 shares of Company stock on January 4, 2021 at prices ranging from $477.37 to $477.83. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F3: Represents volume-weighted average price of sales of 5 shares of Company stock on January 4, 2021 at prices ranging from $479.11 to $479.96. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F4: Represents volume-weighted average price of sales of 14 shares of Company stock on January 4, 2021 at prices ranging from $480.00 to $480.95. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F5: Represents volume-weighted average price of sales of 13 shares of Company stock on January 4, 2021 at prices ranging from $481.06 to $481.99. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F6: Represents volume-weighted average price of sales of 13 shares of Company stock on January 4, 2021 at prices ranging from $482.04 to $482.73. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F7: Represents volume-weighted average price of sales of 9 shares of Company stock on January 4, 2021 at prices ranging from $483.02 to $483.92. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F8: Represents volume-weighted average price of sales of 7 shares of Company stock on January 4, 2021 at prices ranging from $484.27 to $484.99. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F9: Represents volume-weighted average price of sales of 12 shares of Company stock on January 4, 2021 at prices ranging from $485.00 to $485.95. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F10: Represents volume-weighted average price of sales of 5 shares of Company stock on January 4, 2021 at prices ranging from $486.63 to $486.96. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F11: Represents volume-weighted average price of sales of 5 shares of Company stock on January 4, 2021 at prices ranging from $487.04 to $487.99. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F12: Represents volume-weighted average price of sales of 5 shares of Company stock on January 4, 2021 at prices ranging from $488.02 to $488.58. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F13: Represents volume-weighted average price of sales of 2 shares of Company stock on January 4, 2021 at prices ranging from $489.32 to $489.49. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F14: Represents volume-weighted average price of sales of 4 shares of Company stock on January 4, 2021 at prices ranging from $490.45 to $490.95. Upon request by the Commission staff, the Company, or a security holder of the Company, the reporting person will provide full information regarding the number of shares sold by the reporting person on January 4, 2021 at each separate price.

F15: Reflects an acquisition of time-based vesting restricted stock units each representing a contingent right to receive one share of the Company's common stock.

F16: On the date of the Company's first annual meeting of shareholders following the date of grant, a portion of these stock options equal to the portion of one year that has passed from the date of grant shall then become exercisable, and the remainder shall become exercisable on the first anniversary of the date of grant.