GKOS vs. DXCM
GKOS (Glaukos Corporation) and DXCM (DexCom, Inc.) are both stocks. Both are in the Healthcare sector — GKOS in Medical Devices, DXCM in Diagnostics & Research. Over the past 10 years, GKOS returned 16.44%/yr vs 15.73%/yr for DXCM. At a 0.35 correlation, their price movements are largely independent.
Performance
GKOS vs. DXCM - Performance Comparison
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Returns By Period
In the year-to-date period, GKOS achieves a 0.65% return, which is significantly lower than DXCM's 9.64% return. Both investments have delivered pretty close results over the past 10 years, with GKOS having a 16.44% annualized return and DXCM not far behind at 15.73%.
GKOS
- 1D
- 2.58%
- 1M
- -16.35%
- YTD
- 0.65%
- 6M
- 5.75%
- 1Y
- 20.27%
- 3Y*
- 22.30%
- 5Y*
- 9.06%
- 10Y*
- 16.44%
DXCM
- 1D
- -0.93%
- 1M
- 21.20%
- YTD
- 9.64%
- 6M
- 12.21%
- 1Y
- -16.15%
- 3Y*
- -15.95%
- 5Y*
- -5.34%
- 10Y*
- 15.73%
GKOS vs. DXCM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
GKOS Glaukos Corporation | 0.65% | -24.70% | 88.63% | 81.98% | -1.71% | -40.95% | 38.17% | -3.03% | 118.99% | -25.22% |
DXCM DexCom, Inc. | 9.64% | -14.66% | -37.33% | 9.58% | -15.64% | 45.23% | 69.02% | 82.59% | 108.75% | -3.87% |
Correlation
The correlation between GKOS and DXCM is 0.27, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.27 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.30 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.38 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.35 |
Correlation (All Time) Calculated using the full available price history since Jun 26, 2015 | 0.35 |
The correlation between GKOS and DXCM shifts across timeframes, from 0.27 (1 year) to 0.38 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
GKOS:
$6.59B
DXCM:
$28.64B
GKOS:
-$3.30
DXCM:
$2.31
GKOS:
11.83
DXCM:
6.07
GKOS:
9.83
DXCM:
9.69
GKOS:
$551.35M
DXCM:
$4.82B
GKOS:
$439.11M
DXCM:
$2.96B
GKOS:
-$158.75M
DXCM:
$1.37B
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Return for Risk
GKOS vs. DXCM — Risk / Return Rank
GKOS
DXCM
GKOS vs. DXCM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Glaukos Corporation (GKOS) 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.
| GKOS | DXCM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.79 | ||
| Sortino ratioReturn per unit of downside risk | +1.32 | ||
| Omega ratioGain probability vs. loss probability | 1.12 | 0.96 | +0.17 |
| Calmar ratioReturn relative to maximum drawdown | 0.68 | -0.42 | +1.10 |
| Martin ratioReturn relative to average drawdown | 1.53 | -0.72 | +2.24 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| GKOS | DXCM | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.39 | -0.40 | +0.79 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.18 | -0.11 | +0.30 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.32 | 0.33 | -0.01 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.23 | 0.30 | -0.07 |
Drawdowns
GKOS vs. DXCM - Drawdown Comparison
The maximum GKOS drawdown since its inception was -69.57%, smaller than the maximum DXCM drawdown of -94.61%. Use the drawdown chart below to compare losses from any high point for GKOS and DXCM.
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Drawdown Indicators
| GKOS | DXCM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -69.57% | -94.61% | +25.04% |
Max Drawdown (1Y)Largest decline over 1 year | -29.92% | -38.75% | +8.83% |
Max Drawdown (3Y)Largest decline over 3 years | -53.68% | -60.95% | +7.27% |
Max Drawdown (5Y)Largest decline over 5 years | -59.64% | -66.32% | +6.68% |
Max Drawdown (10Y)Largest decline over 10 years | -69.57% | -66.32% | -3.25% |
Current DrawdownCurrent decline from peak | -29.51% | -55.31% | +25.80% |
Average DrawdownAverage peak-to-trough decline | -27.79% | -35.99% | +8.20% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 13.29% | 22.63% | -9.34% |
Volatility
GKOS vs. DXCM - Volatility Comparison
Glaukos Corporation (GKOS) has a higher volatility of 19.42% compared to DexCom, Inc. (DXCM) at 13.22%. This indicates that GKOS's price experiences larger fluctuations and is considered to be riskier 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
| GKOS | DXCM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 19.42% | 13.22% | +6.20% |
Volatility (6M)Calculated over the trailing 6-month period | 39.88% | 24.61% | +15.27% |
Volatility (1Y)Calculated over the trailing 1-year period | 52.11% | 40.26% | +11.85% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 50.30% | 46.91% | +3.39% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 52.33% | 48.43% | +3.90% |
Dividends
GKOS vs. DXCM - Dividend Comparison
Neither GKOS nor DXCM has paid dividends to shareholders.
Financials
GKOS vs. DXCM - Financials Comparison
This section allows you to compare key financial metrics between Glaukos Corporation 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
GKOS vs. DXCM - Profitability Comparison
GKOS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Glaukos Corporation reported a gross profit of 117.23M and revenue of 150.57M. Therefore, the gross margin over that period was 77.9%.
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%.
GKOS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Glaukos Corporation reported an operating income of -19.86M and revenue of 150.57M, resulting in an operating margin of -13.2%.
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%.
GKOS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Glaukos Corporation reported a net income of -19.78M and revenue of 150.57M, resulting in a net margin of -13.1%.
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%.
Frequently Asked Questions
GKOS and DXCM have a correlation of 0.27, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
GKOS has higher volatility (19.42%) compared to DXCM (13.22%). In terms of maximum drawdown, GKOS dropped -69.57% vs DXCM's -94.61%.
GKOS currently has the higher Sharpe Ratio (0.39 vs -0.40), 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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