Market Cap for DexCom (DXCM)
According to DexCom's latest reported financial statements, the company's latest reported market cap is $26.47B USD. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
DXCM
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Latest period
$26.47B
YoY change
-13.3%
5Y CAGR
-16.5%
Peak year (2021)
$57.56B
Latest annual
$23.34B
Market Cap history chart for DexCom (DXCM) from 2005 to 2026
Market Cap history table for DexCom (DXCM) from 2005 to 2026
| Fiscal year | Period ended | Reported | Market Cap | YoY |
|---|---|---|---|---|
| 2026 | $23.34B | -13.3% | ||
| 2025 | $26.91B | -16.1% | ||
| 2024 | $32.10B | -39.2% | ||
| 2023 | $52.80B | +9.1% | ||
| 2022 | $48.41B | -15.9% | ||
| 2021 | $57.56B | +59.7% | ||
| 2020 | $36.05B | +78.5% | ||
| 2019 | $20.19B | +91.1% | ||
| 2018 | $10.57B | +113.3% | ||
| 2017 | $4.95B | -0.8% | ||
| 2016 | $4.99B | -23.6% | ||
| 2015 | $6.54B | +57.9% | ||
| 2014 | $4.14B | +64.4% | ||
| 2013 | $2.52B | +169.4% | ||
| 2012 | $934.32M | +52.8% | ||
| 2011 | $611.39M | -21.2% | ||
| 2010 | $776.12M | +116.6% | ||
| 2009 | $358.32M | +340.3% | ||
| 2008 | $81.38M | -67.5% | ||
| 2007 | $250.29M | -7.0% | ||
| 2006 | $269.09M | -4.8% | ||
| 2005 | $282.65M | — |
Market Cap values are taken from DexCom's reported income statements (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
DexCom (DXCM) most recent annual market cap stands at $23.34B (2026) – declined 13.3% year-over-year.
DexCom market cap has contracted on net over the period, with a -16.5% compound annual growth rate over 2021–2026 (5 years).
DexCom market cap plunged from $57.56B in 2021 to $23.34B in 2026, a 59.5% drawdown.
2021 marks the peak market cap at $57.56B, with the historical low of $81.38M recorded in 2008.
Within Healthcare, DexCom (DXCM) ranks 9th among 8 peers we track. The peer median for market cap is $311.16B.
DexCom Market Cap by Year
DexCom Market Cap 2026: $23.34B
DexCom market cap in 2026 was $23.34B, declined 13.3% below 2025.
DexCom Market Cap 2025: $26.91B
DexCom market cap in 2025 was $26.91B, declined 16.1% below 2024.
DexCom Market Cap 2024: $32.10B
DexCom market cap in 2024 was $32.10B, plunged 39.2% below 2023.
DexCom Market Cap 2023: $52.80B
DexCom market cap in 2023 was $52.80B, grew 9.1% from 2022.
DexCom Market Cap 2022: $48.41B
DexCom market cap in 2022 was $48.41B.
See more financial history for DexCom (DXCM).
Sector peers — Market Cap
Companies in the same sector as DexCom, ranked by their latest market cap.
| Company | Market Cap | Sector |
|---|---|---|
| Eli Lilly and Company (LLY) | $825.77B | Healthcare |
| Johnson & Johnson (JNJ) | $548.34B | Healthcare |
| AbbVie Inc. (ABBV) | $349.67B | Healthcare |
| UnitedHealth Group Incorporated (UNH) | $332.91B | Healthcare |
| AstraZeneca PLC (AZN) | $289.41B | Healthcare |
| Merck & Co., Inc. (MRK) | $272.11B | Healthcare |
| Amgen Inc. (AMGN) | $183.05B | Healthcare |
| Novo Nordisk A/S (NVO) | $182.96B | Healthcare |
Frequently asked questions
What is DexCom's market cap?
- Latest reported market cap for DexCom (DXCM) is $26.47B (period ending December 31, 2025).
How has DexCom market cap changed year-over-year?
- DexCom (DXCM) market cap changed -13.3% year-over-year on the latest annual filing.
What is the long-term growth rate of DexCom market cap?
- DexCom (DXCM) market cap compound annual growth rate is -16.5% over the most recent 5 years available.
When did DexCom market cap hit its highest annual value?
- DexCom market cap reached its highest annual value of $57.56B in 2021.
What was DexCom market cap in 2025?
- DexCom (DXCM) market cap in 2025 was $26.91B.
What was DexCom market cap in 2026?
- DexCom (DXCM) market cap in 2026 was $23.34B.
Metrics overview
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