AMGEN INC — Director's Dealing 2024

May 10, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMGEN INC (AMGN)
CIK: 0000318154
Period of Report: 2024-05-07

Reporting Person: Miller Derek (SVP, Human Resources)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-05-07	Common Stock	A	865	—	Acquired	8983	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-05-07	Nqso (Right to Buy)	$300.30	A	5624	Acquired	2034-05-07	Common Stock (5624)	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 5/7/2026, 5/7/2026 and 5/7/2028, respectively.

F2: These shares include the following Restricted Stock Units (RSUs) granted under the Amgen Inc. 2009 Equity Incentive Plan: 134 RSUs which will vest on 4/30/2025; 581 RSUs which will vest in installments of 286 on 5/2/2025, and 295 on 5/2/2026; 1,101 RSUs which will vest in two installments of 363 each on 5/2/2025 and 5/2/2026, and 375 on 5/2/2027; and 865 RSUs which will vest in two installments of 285 on 5/7/2026 and on 5/7/2027, and one installment of 295 on 5/7/2028. Vested RSUs will be paid in shares of the Company's common stock on a one-to-one basis.

F3: These shares include 92 Dividend Equivalents (DEs) granted pursuant to the Amgen Inc. 2009 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 5/7/2026, 5/7/2027 and 5/7/2028, respectively.