AMGEN INC — Director's Dealing 2023

May 5, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMGEN INC (AMGN)
CIK: 0000318154
Period of Report: 2023-05-02

Reporting Person: Gordon Murdo (EVP, Global Commercial Ops)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-05-02	Common Stock	A	4237	—	Acquired	55348	Direct
2023-05-03	Common Stock	F	859	$235.97	Disposed	54489	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-05-02	Nqso (Right to Buy)	$235.97	A	35833	Acquired	2033-05-02	Common Stock (35833)	Direct

Footnotes

F1: The Restricted Stock Units (RSUs) were granted pursuant to the Amgen Inc. 2009 Amended and Restated Equity Incentive Plan and vest in three annual installments of 33%, 33% and 34% on 5/2/2025, 5/2/2026 and 5/2/2027, respectively.

F2: These shares include the following RSUs granted under the Company's equity plans: 2,325 RSUs which will vest in installments of 1,145 on 5/5/2023 and 1,180 on 5/5/2024; 2,796 RSUs which will vest in installments of 1,377 on 4/30/2024 and 1,419 on 4/30/2025; 4,330 which will vest in installments of 1,428 on 5/2/2024, 1,429 on 5/2/2025, and 1,473 on 5/2/2026; and 4,237 RSUs which will vest in two installments of 1,398 on 5/2/2025 and 5/2/2026, and 1,441 on 5/2/2027. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

F3: These shares include 549 Dividend Equivalents (DEs) granted pursuant to the Amgen Inc. Amended and Restated Equity Incentive Plan and subject to a qualifying dividend reinvestment plan. DEs are credited on the reporting person's unvested RSUs and are paid out in shares of the Company's common stock on a one-to-one basis according to the vesting schedule, along with a cash payment for any remaining fractional share amount.

F4: These non-qualified stock options are exercisable in three installments of 33%, 33% and 34% on 5/2/2025, 5/2/2026 and 5/2/2027, respectively.