Michael S. Brown - Apr 21, 2023 Form 4 Insider Report for REGENERON PHARMACEUTICALS, INC. (REGN)

Role
Director
Signature
/s/**Michael S. Brown
Stock symbol
REGN
Transactions as of
Apr 21, 2023
Transactions value $
-$854,719
Form type
4
Date filed
4/24/2023, 04:05 PM
Previous filing
Feb 8, 2023
Next filing
Dec 29, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction REGN Common Stock Options Exercise $1.6M +3.07K +246.19% $520.01 4.32K Apr 21, 2023 Direct F1
transaction REGN Common Stock Sale -$2.45M -3.07K -71.11% $798.42 1.25K Apr 21, 2023 Direct F1
holding REGN Common Stock 5K Apr 21, 2023 by SLAT F2
holding REGN Common Stock 6.16K Apr 21, 2023 by Trust

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction REGN Non-Qualified Stock Option (right to buy) Options Exercise $0 -3.07K -100% $0.00* 0 Apr 21, 2023 Common Stock 3.07K $520.01 Direct F1, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Explanation of Responses:

Id Content
F1 Disposition/acquisition made pursuant to a plan intended to comply with Rule 10b5-1(c) adopted on February 22, 2023.
F2 These shares are held in a trust for the benefit of the reporting person's immediate family members. The reporting person's spouse is trustee of the trust. The reporting person disclaims beneficial ownership of these securities, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.
F3 The stock option becomes exercisable in three equal annual installments, commencing one year after the date of grant.