DXCM
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DexCom Inc. (DXCM) closed at $66.95 as of 2026-03-20, trading 29.1% below its 200-week moving average of $94.36. This places DXCM in the extreme value zone. The stock moved further from the line this week, up from -32.0% last week. The 14-week RSI sits at 50, indicating neutral momentum.
Trading volume is running at 1.3x of its 14-week average, which is in the normal range. The balance between buying and selling volume (1.22 ratio) is neutral — neither side is clearly dominating.
Over the past 1044 weeks of data, DXCM has crossed below its 200-week moving average 8 times. On average, these episodes lasted 41 weeks. Historically, investors who bought DXCM at the start of these episodes saw an average one-year return of +32.2%.
With a market cap of $26.1 billion, DXCM is a large-cap stock. The company generates a free cash flow yield of 2.8%. Return on equity stands at 34.5%, indicating strong profitability. The stock trades at 9.4x book value.
Over the past 20.1 years, a hypothetical investment of $100 in DXCM would have grown to $1321, compared to $726 for the S&P 500. That represents an annualized return of 13.7% vs 10.4% for the index — confirming DXCM as a market-beating investment and the kind of quality company where buying during 200-week moving average touches has historically been rewarded.
Free cash flow has been growing at a 52.3% compound annual rate, with 4 consecutive years of positive cash generation. A business generating more cash every year while trading below its 200-week moving average is exactly the kind of disconnect value investors look for.
Business Health
Annual financials — how the underlying business has performed over the past several years.
Cash Flow Free cash flow & net income ($M)
Revenue Annual revenue ($M) — business growth proxy
Total Debt Balance sheet debt ($M)
ROIC Return on invested capital (%)
FCF Yield Free cash flow / market cap (%) — Yartseva signal
Gross Margin Pricing power & competitive moat (%)
Shares Outstanding Buybacks vs dilution (millions)
Growth of $100: DXCM vs S&P 500
Monthly data normalized to $100 at start. Vertical dashed lines mark 200-week MA touches.
What Happens After DXCM Crosses Below the Line?
Across 8 historical episodes, buying DXCM when it crossed below its 200-week moving average produced an average return of +31.9% after 12 months (median +16.0%), compared to +19.6% for the S&P 500 over the same periods. 62% of those episodes were profitable after one year. After 24 months, the average return was +62.1% vs +39.7% for the index.
Each line shows $100 invested at the moment DXCM crossed below its 200-week MA. Bold blue = stock average. Gray dashed = S&P 500 average over same periods.
Historical Touches
DXCM has crossed below its 200-week MA 8 times with an average 1-year return of +32.2% after recovery.
| Crossed Below | Recovered | Weeks | Max Depth | 1-Year Return | Return Since Touch |
|---|---|---|---|---|---|
| Jun 2006 | Jan 2010 | 186 | 85.4% | -49.6% | +1880.8% |
| Oct 2011 | Jan 2012 | 10 | 23.0% | +69.2% | +3409.8% |
| Sep 2017 | Mar 2018 | 25 | 31.9% | +192.3% | +447.3% |
| May 2022 | Jul 2022 | 8 | 12.2% | +59.2% | -7.4% |
| Sep 2022 | Oct 2022 | 2 | 1.9% | +8.5% | -17.0% |
| Aug 2023 | Aug 2023 | 1 | 0.4% | -26.5% | -33.6% |
| Sep 2023 | Nov 2023 | 9 | 25.7% | -27.9% | -30.5% |
| Jul 2024 | Ongoing | 87+ | 43.9% | Ongoing | +4.6% |
| Average | 41 | — | +32.2% | — |
Frequently Asked Questions
Is DXCM below its 200-week moving average?
Yes. As of 2026-03-20, DexCom Inc. (DXCM) is trading 29.1% below its 200-week moving average of $94.36. The current price is $66.95.
What is DXCM's 200-week moving average price?
DexCom Inc.'s 200-week moving average is $94.36 as of 2026-03-20. This is the average weekly closing price over roughly the last 4 years, and it acts as a long-term trend line. When a stock drops below this level, it can signal that the price has fallen far enough from the long-term trend to attract value-oriented investors.
What happens when DXCM drops below its 200-week moving average?
DXCM has crossed below its 200-week moving average 8 times in our data. On average, buying at that moment produced a one-year return of +32.2%. These dips have historically been decent entry points. These episodes lasted 41 weeks on average.
Is DXCM a good value right now?
Here's what our data says about DXCM as of 2026-03-20: The stock is below its 200-week moving average, which is the starting point for our analysis. The 14-week RSI is 50. Free cash flow yield is 2.8%. Return on equity is 34.5%. Price-to-book is 9.4x. This is not a buy or sell recommendation — always do your own research.
How does DXCM compare to the S&P 500?
Over the past 20.1 years, $100 invested in DXCM would have grown to $1321, compared to $726 for the S&P 500. That's 13.7% annualized vs 10.4% for the index. DXCM has outperformed the broader market over this period.
Not financial advice. This is an educational tool. Past performance does not guarantee future results. Do your own research before making investment decisions.
Data as of week of 2026-03-20