DXCM vs. GOOG
DXCM (DexCom, Inc.) and GOOG (Alphabet Inc) are both stocks. DXCM operates in Diagnostics & Research (Healthcare), while GOOG operates in Internet Content & Information (Communication Services). Over the past 10 years, DXCM returned 15.17%/yr vs 25.97%/yr for GOOG. At a 0.34 correlation, their price movements are largely independent.
Performance
DXCM vs. GOOG - Performance Comparison
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Returns By Period
In the year-to-date period, DXCM achieves a 13.56% return, which is significantly lower than GOOG's 14.29% return. Over the past 10 years, DXCM has underperformed GOOG with an annualized return of 15.17%, while GOOG has yielded a comparatively higher 25.97% annualized return.
DXCM
- 1D
- 0.16%
- 1M
- 28.68%
- YTD
- 13.56%
- 6M
- 12.56%
- 1Y
- -9.03%
- 3Y*
- -15.73%
- 5Y*
- -5.51%
- 10Y*
- 15.17%
GOOG
- 1D
- 0.45%
- 1M
- -10.19%
- YTD
- 14.29%
- 6M
- 15.49%
- 1Y
- 102.96%
- 3Y*
- 42.67%
- 5Y*
- 23.51%
- 10Y*
- 25.97%
DXCM vs. GOOG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
DXCM DexCom, Inc. | 13.56% | -14.66% | -37.33% | 9.58% | -15.64% | 45.23% | 69.02% | 82.59% | 108.75% | -3.87% |
GOOG Alphabet Inc | 14.29% | 65.42% | 35.62% | 58.83% | -38.67% | 65.17% | 31.03% | 29.10% | -1.03% | 35.58% |
Correlation
The correlation between DXCM and GOOG is 0.15, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.15 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.18 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.32 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.32 |
Correlation (All Time) Calculated using the full available price history since Apr 3, 2014 | 0.34 |
The correlation between DXCM and GOOG shifts across timeframes, from 0.15 (1 year) to 0.34 (all time), reflecting how their relationship changes across market environments.
Fundamentals
DXCM:
$29.67B
GOOG:
$4.38T
DXCM:
$2.31
GOOG:
$13.11
DXCM:
32.57
GOOG:
27.31
DXCM:
0.77
GOOG:
1.34
DXCM:
6.29
GOOG:
10.35
DXCM:
10.03
GOOG:
9.16
DXCM:
$4.82B
GOOG:
$422.57B
DXCM:
$2.96B
GOOG:
$255.12B
DXCM:
$1.37B
GOOG:
$174.08B
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Return for Risk
DXCM vs. GOOG — Risk / Return Rank
DXCM
GOOG
DXCM vs. GOOG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for DexCom, Inc. (DXCM) and Alphabet Inc (GOOG). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| DXCM | GOOG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -3.83 | ||
| Sortino ratioReturn per unit of downside risk | -4.99 | ||
| Omega ratioGain probability vs. loss probability | 1.00 | 1.59 | -0.60 |
| Calmar ratioReturn relative to maximum drawdown | -0.23 | 4.99 | -5.22 |
| Martin ratioReturn relative to average drawdown | -0.40 | 17.56 | -17.96 |
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Drawdowns
DXCM vs. GOOG - Drawdown Comparison
The maximum DXCM drawdown since its inception was -94.61%, which is greater than GOOG's maximum drawdown of -44.60%. Use the drawdown chart below to compare losses from any high point for DXCM and GOOG.
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Drawdown Indicators
| DXCM | GOOG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -94.61% | -44.60% | -50.01% |
Max Drawdown (1Y)Largest decline over 1 year | -38.75% | -20.75% | -18.00% |
Max Drawdown (3Y)Largest decline over 3 years | -60.95% | -29.35% | -31.60% |
Max Drawdown (5Y)Largest decline over 5 years | -66.32% | -44.60% | -21.72% |
Max Drawdown (10Y)Largest decline over 10 years | -66.32% | -44.60% | -21.72% |
Current DrawdownCurrent decline from peak | -53.71% | -10.19% | -43.52% |
Average DrawdownAverage peak-to-trough decline | -36.02% | -8.89% | -27.13% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 22.77% | 5.88% | +16.89% |
Volatility
DXCM vs. GOOG - Volatility Comparison
DexCom, Inc. (DXCM) has a higher volatility of 13.27% compared to Alphabet Inc (GOOG) at 7.29%. This indicates that DXCM's price experiences larger fluctuations and is considered to be riskier than GOOG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| DXCM | GOOG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 13.27% | 7.29% | +5.98% |
Volatility (6M)Calculated over the trailing 6-month period | 25.48% | 20.47% | +5.01% |
Volatility (1Y)Calculated over the trailing 1-year period | 40.74% | 28.75% | +11.99% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 46.98% | 31.15% | +15.83% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 48.43% | 29.02% | +19.41% |
Dividends
DXCM vs. GOOG - Dividend Comparison
DXCM has not paid dividends to shareholders, while GOOG's dividend yield for the trailing twelve months is around 0.24%.
| Position | TTM | 2025 | 2024 |
|---|---|---|---|
DXCM DexCom, Inc. | 0.00% | 0.00% | 0.00% |
GOOG Alphabet Inc | 0.24% | 0.26% | 0.32% |
Financials
DXCM vs. GOOG - Financials Comparison
This section allows you to compare key financial metrics between DexCom, Inc. and Alphabet Inc. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
DXCM vs. GOOG - Profitability Comparison
DXCM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, DexCom, Inc. reported a gross profit of 750.30M and revenue of 1.19B. Therefore, the gross margin over that period was 63.0%.
GOOG - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Alphabet Inc reported a gross profit of 68.63B and revenue of 109.90B. Therefore, the gross margin over that period was 62.5%.
DXCM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, DexCom, Inc. reported an operating income of 255.30M and revenue of 1.19B, resulting in an operating margin of 21.4%.
GOOG - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Alphabet Inc reported an operating income of 39.70B and revenue of 109.90B, resulting in an operating margin of 36.1%.
DXCM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, DexCom, Inc. reported a net income of 199.50M and revenue of 1.19B, resulting in a net margin of 16.7%.
GOOG - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Alphabet Inc reported a net income of 62.58B and revenue of 109.90B, resulting in a net margin of 56.9%.
Frequently Asked Questions
DXCM and GOOG have a correlation of 0.15, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
DXCM has higher volatility (13.27%) compared to GOOG (7.29%). In terms of maximum drawdown, DXCM dropped -94.61% vs GOOG's -44.60%.
GOOG currently has the higher Sharpe Ratio (3.60 vs -0.22), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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