REGENERON PHARMACEUTICALS, INC. — Director's Dealing 2016

Dec 20, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: REGENERON PHARMACEUTICALS INC (REGN)
CIK: 0000872589
Period of Report: 2016-12-16

Reporting Person: VAGELOS P ROY (Director, Chairman of the Board)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-11-22	Common Stock	G	59788	$0.0	Disposed	414156	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-12-16	Non-Qualified Stock Option (right to buy)	$381.92	A	78302	Acquired	2026-12-16	Common Stock (78302)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2290	Indirect
Common Stock	151825	Indirect
Common Stock	92947	Indirect
Common Stock	1203	Indirect

Footnotes

F1: By a trust for the benefit of certain grandchildren of the reporting person, of which the reporting person and/or the spouse of the reporting person is trustee.

F2: The stock option award vests in four equal annual installments, commencing one year after the date of grant.