Amgen Inc. Common StockAMGN
Closing prices as of Sep 16, 2026Updated once daily after the US close — not a live quote.

$375.13

-11.37% past month

Notable price movement

  • Sep 16, 2026

    $376.35+0.19%

  • Sep 15, 2026

    $375.65-1.53%

    Comparable listed companies in Biological Products fell 1.01% on average, with 5 of 6 peers down .

  • Sep 14, 2026

    $381.50+1.10%

    Amgen shares rose 1.10%, alongside comparable biological products companies, which moved +0.89% on average with all 6 rising that day .

  • Sep 11, 2026

    $377.35-1.34%

    Amgen shares declined after a setback in a clinical trial was reported .

  • Sep 10, 2026

    $382.47-2.25%

    Seeking Alpha reported that Amgen raised its full-year 2026 revenue and EPS guidance . Comparable biological products companies moved just -0.05% on average that day, with three of six falling and three rising, so the size of Amgen's decline was not shared by its peers .

  • Sep 9, 2026

    $391.27-0.48%

  • Sep 8, 2026

    $393.17-10.08%

    Amgen shares fell 10.08% amid concerns that Novartis' pelacarsen Phase 3 trial failure raised read-through worries for Amgen's olpasiran program . Comparable biological products companies fell 2.35% on average the same day, with all six names in the group declining, a smaller drop than Amgen's . Trading volume was 3.1x the company's trailing average, with the session ranging between 391.17 and 410.02, about 4.8% of the low .

Closing prices for AMGN. Summaries describe past sessions only and are not advice, a forecast or a recommendation.

Prices and financial data are historical and provided for research only. Not investment advice.