GOOGL vs. DXCM
GOOGL (Alphabet Inc. Class A) and DXCM (DexCom, Inc.) are both stocks. GOOGL operates in Internet Content & Information (Communication Services), while DXCM operates in Diagnostics & Research (Healthcare). Over the past 10 years, GOOGL returned 24.55%/yr vs 13.66%/yr for DXCM. Their 0.32 correlation means their historical movements had little consistent relationship.
Performance
GOOGL vs. DXCM - Performance Comparison
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Returns By Period
In the year-to-date period, GOOGL achieves a 13.93% return, which is significantly lower than DXCM's 25.73% return. Over the past 10 years, GOOGL has outperformed DXCM with an annualized return of 24.55%, while DXCM has yielded a comparatively lower 13.66% annualized return.
GOOGL
- 1D
- 6.73%
- 1M
- -1.41%
- 6M
- 5.50%
- YTD
- 13.93%
- 1Y
- 86.11%
- 3Y*
- 39.78%
- 5Y*
- 21.67%
- 10Y*
- 24.55%
- ALL TIME*
- 25.41%
DXCM
- 1D
- 11.95%
- 1M
- 21.19%
- 6M
- 14.25%
- YTD
- 25.73%
- 1Y
- 3.32%
- 3Y*
- -11.89%
- 5Y*
- -8.33%
- 10Y*
- 13.66%
- ALL TIME*
- 16.87%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
DXCM DexCom, Inc. | $381.17M | $359.84M | $403.63M |
| $11.74B | $10.31B | $11.78B |
GOOGL vs. DXCM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
GOOGL Alphabet Inc. Class A | 13.93% | 65.99% | 36.01% | 58.32% | -39.09% | 65.30% | 30.85% | 28.18% | -0.80% | 32.93% |
DXCM DexCom, Inc. | 25.73% | -14.66% | -37.33% | 9.58% | -15.64% | 45.23% | 69.02% | 82.59% | 108.75% | -3.87% |
Correlation
The correlation between GOOGL and DXCM is 0.14, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.14 |
Correlation (3Y) Balances recent behavior with more history. | 0.17 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.32 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.32 |
Correlation (All Time) Calculated using the full available price history since Apr 14, 2005 | 0.32 |
The correlation between GOOGL and DXCM shifts across timeframes, from 0.14 (1 year) to 0.32 (10 years), reflecting how their relationship changes across market environments.
Fundamentals
GOOGL:
$4.31T
DXCM:
$32.20B
GOOGL:
$19.94
DXCM:
$2.51
GOOGL:
17.86
DXCM:
33.22
GOOGL:
0.88
DXCM:
0.79
GOOGL:
9.78
DXCM:
6.68
GOOGL:
7.04
DXCM:
12.47
GOOGL:
$445.93B
DXCM:
$4.97B
GOOGL:
$271.59B
DXCM:
$3.12B
GOOGL:
$325.74B
DXCM:
$1.41B
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Return for Risk
GOOGL vs. DXCM — Risk / Return Rank
GOOGL
DXCM
GOOGL vs. DXCM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Alphabet Inc. Class A (GOOGL) and DexCom, Inc. (DXCM). 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.
| GOOGL | DXCM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.62 | ||
| Sortino ratioReturn per unit of downside risk | +3.29 | ||
| Omega ratioGain probability vs. loss probability | 1.46 | 1.05 | +0.40 |
| Calmar ratioReturn relative to maximum drawdown | 4.11 | 0.10 | +4.01 |
| Martin ratioReturn relative to average drawdown | 11.67 | 0.19 | +11.48 |
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Drawdowns
GOOGL vs. DXCM - Drawdown Comparison
The maximum GOOGL drawdown since its inception was -65.29%, smaller than the maximum DXCM drawdown of -94.61%. Use the drawdown chart below to compare losses from any high point for GOOGL and DXCM.
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Drawdown Indicators
| GOOGL | DXCM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -65.29% | -94.61% | +29.32% |
Max Drawdown (1Y)Largest decline over 1 year | -21.05% | -33.33% | +12.28% |
Max Drawdown (3Y)Largest decline over 3 years | -29.81% | -60.95% | +31.14% |
Max Drawdown (5Y)Largest decline over 5 years | -44.32% | -66.32% | +22.00% |
Max Drawdown (10Y)Largest decline over 10 years | -44.32% | -66.32% | +22.00% |
Current DrawdownCurrent decline from peak | -11.49% | -48.75% | +37.26% |
Average DrawdownAverage peak-to-trough decline | -13.01% | -36.14% | +23.13% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.41% | 17.53% | -10.12% |
Volatility
GOOGL vs. DXCM - Volatility Comparison
The current volatility for Alphabet Inc. Class A (GOOGL) is 13.03%, while DexCom, Inc. (DXCM) has a volatility of 15.95%. This indicates that GOOGL experiences smaller price fluctuations and is considered to be less risky than DXCM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| GOOGL | DXCM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 13.03% | 15.95% | -2.92% |
Volatility (6M)Calculated over the trailing 6-month period | 24.79% | 29.74% | -4.95% |
Volatility (1Y)Calculated over the trailing 1-year period | 32.12% | 42.91% | -10.79% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 31.92% | 47.22% | -15.30% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 29.43% | 48.66% | -19.23% |
Dividends
GOOGL vs. DXCM - Dividend Comparison
GOOGL's dividend yield for the trailing twelve months is around 0.24%, while DXCM has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 |
|---|---|---|---|
DXCM DexCom, Inc. | 0.00% | 0.00% | 0.00% |
GOOGL Alphabet Inc. Class A | 0.24% | 0.27% | 0.32% |
Financials
GOOGL vs. DXCM - Financials Comparison
This section allows you to compare key financial metrics between Alphabet Inc. Class A and DexCom, 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
GOOGL vs. DXCM - Profitability Comparison
GOOGL - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Alphabet Inc. Class A reported a gross profit of 73.85B and revenue of 119.80B. Therefore, the gross margin over that period was 61.7%.
DXCM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, DexCom, Inc. reported a gross profit of 830.00M and revenue of 1.31B. Therefore, the gross margin over that period was 63.4%.
GOOGL - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Alphabet Inc. Class A reported an operating income of 40.77B and revenue of 119.80B, resulting in an operating margin of 34.0%.
DXCM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, DexCom, Inc. reported an operating income of 318.30M and revenue of 1.31B, resulting in an operating margin of 24.3%.
GOOGL - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Alphabet Inc. Class A reported a net income of 112.19B and revenue of 119.80B, resulting in a net margin of 93.7%.
DXCM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, DexCom, Inc. reported a net income of 249.10M and revenue of 1.31B, resulting in a net margin of 19.0%.
Frequently Asked Questions
GOOGL and DXCM have a correlation of 0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
DXCM has higher volatility (15.95%) compared to GOOGL (13.03%). In terms of maximum drawdown, GOOGL dropped -65.29% vs DXCM's -94.61%.
GOOGL currently has the higher Sharpe Ratio (2.70 vs 0.08), 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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