DexCom, Inc. Common StockDXCM
Closing prices as of Oct 23, 2026Updated once daily after the US close — not a live quote.

$77.56

-10.28% past month

Notable price movement

  • Oct 23, 2026

    $77.94-0.49%

    Comparable listed companies in surgical and medical instruments fell 1.10% on average, with all 6 of 6 declining . DXCM's 0.49% decline came alongside that weakness, though it was smaller than the cohort average .

  • Oct 22, 2026

    $78.32-2.42%

    Comparable Surgical & Medical Instruments & Apparatus companies rose 1.52% on average, with 5 of 6 advancing . The company fell 2.42%, so its decline was not shared by the cohort . Volume was 3.2x its trailing 20-session average, and the session ranged from 77.11 to 80.49 .

  • Oct 21, 2026

    $80.26-6.39%

    DXCM fell 6.39% while comparable Surgical & Medical Instruments & Apparatus companies were roughly flat, moving -0.11% on average . The drop was therefore not shared by the cohort. Volume was 2.5x the trailing 20-session average .

  • Oct 20, 2026

    $85.74-0.28%

    Comparable surgical and medical instruments companies rose 1.46% on average, with all 6 of them rising . DXCM slipped 0.28% and did not take part in the group's gain .

  • Oct 19, 2026

    $85.98-0.07%

  • Oct 16, 2026

    $86.04-1.90%

    Comparable surgical and medical instruments companies fell 0.93% on average, with 4 of 6 declining and 2 rising . DXCM's 1.90% drop was roughly twice the cohort's average decline, so it moved in the same direction as peers but by more .

  • Oct 15, 2026

    $87.71+5.08%

    Comparable surgical and medical instrument companies rose 2.15% on average, with all 6 higher . DexCom's 5.08% gain came alongside that sector strength and was more than double the average move . Seeking Alpha reported that DexCom gained as a NEJM publication boosted Medicare coverage hopes .

Closing prices for DXCM. 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.