ALGN vs. DXCM

Last updated Apr 1, 2026

Compare and contrast key facts about Align Technology, Inc. (ALGN) and DexCom, Inc. (DXCM).

Performance

ALGN vs. DXCM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Align Technology, Inc. (ALGN) and DexCom, Inc. (DXCM). The values are adjusted to include any dividend payments, if applicable.

ALGN vs. DXCM - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ALGN Align Technology, Inc.	9.79%	-25.11%	-23.90%	29.92%	-67.91%	22.98%	91.51%	33.24%	-5.74%	131.13%
DXCM DexCom, Inc.	-5.38%	-14.66%	-37.33%	9.58%	-15.64%	45.23%	69.02%	82.59%	108.75%	-3.87%

Fundamentals

Market Cap ALGN : $12.30B DXCM : $25.05B
EPS ALGN : $5.68 DXCM : $2.07
PE Ratio ALGN : 30.19 DXCM : 30.40
PS Ratio ALGN : 3.07 DXCM : 5.45
PB Ratio ALGN : 3.04 DXCM : 9.12
Total Revenue (TTM) ALGN : $4.03B DXCM : $4.66B
Gross Profit (TTM) ALGN : $2.71B DXCM : $2.80B
EBITDA (TTM) ALGN : $685.37M DXCM : $1.34B

Returns By Period

In the year-to-date period, ALGN achieves a 9.79% return, which is significantly higher than DXCM's -5.38% return. Over the past 10 years, ALGN has underperformed DXCM with an annualized return of 8.91%, while DXCM has yielded a comparatively higher 14.02% annualized return.

ALGN

• 1D: 3.11%
• 1M: -9.82%
• YTD: 9.79%
• 6M: 36.90%
• 1Y: 7.91%
• 3Y*: -19.95%
• 5Y*: -20.65%
• 10Y*: 8.91%

DXCM

• 1D: 1.45%
• 1M: -14.48%
• YTD: -5.38%
• 6M: -6.67%
• 1Y: -8.04%
• 3Y*: -18.54%
• 5Y*: -7.23%
• 10Y*: 14.02%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

ALGN vs. DXCM — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

ALGN

ALGN Risk / Return Rank: 47
ALGN Sharpe Ratio Rank: 48
ALGN Sortino Ratio Rank: 44
ALGN Omega Ratio Rank: 50
ALGN Calmar Ratio Rank: 47
ALGN Martin Ratio Rank: 46

DXCM

DXCM Risk / Return Rank: 34
DXCM Sharpe Ratio Rank: 34
DXCM Sortino Ratio Rank: 31
DXCM Omega Ratio Rank: 32
DXCM Calmar Ratio Rank: 37
DXCM Martin Ratio Rank: 37

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

ALGN vs. DXCM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Align Technology, Inc. (ALGN) 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.

	ALGN	DXCM	Difference
Sharpe ratio Return per unit of total volatility	0.15	-0.18	+0.33
Sortino ratio Return per unit of downside risk	0.56	0.04	+0.52
Omega ratio Gain probability vs. loss probability	1.10	1.01	+0.10
Calmar ratio Return relative to maximum drawdown	0.19	-0.19	+0.38
Martin ratio Return relative to average drawdown	0.34	-0.38	+0.71
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ALGN vs. DXCM - Sharpe Ratio Comparison

The current ALGN Sharpe Ratio is 0.15, which is higher than the DXCM Sharpe Ratio of -0.18. The chart below compares the historical Sharpe Ratios of ALGN and DXCM, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	ALGN	DXCM	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.15	-0.18	+0.33
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.42	-0.16	-0.26
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.18	0.29	-0.11
Sharpe Ratio (All Time) Calculated using the full available price history	0.16	0.29	-0.13

Correlation

The correlation between ALGN and DXCM is 0.38, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

ALGN vs. DXCM - Dividend Comparison

Neither ALGN nor DXCM has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

ALGN vs. DXCM - Drawdown Comparison

The maximum ALGN drawdown since its inception was -92.30%, roughly equal to the maximum DXCM drawdown of -94.61%. Use the drawdown chart below to compare losses from any high point for ALGN and DXCM.

Drawdown Indicators

	ALGN	DXCM	Difference
Max Drawdown Largest peak-to-trough decline	-92.30%	-94.61%	+2.31%
Max Drawdown (1Y) Largest decline over 1 year	-39.73%	-38.75%	-0.98%
Max Drawdown (5Y) Largest decline over 5 years	-82.89%	-66.32%	-16.57%
Max Drawdown (10Y) Largest decline over 10 years	-82.89%	-66.32%	-16.57%
Current Drawdown Current decline from peak	-76.51%	-61.43%	-15.08%
Average Drawdown Average peak-to-trough decline	-37.37%	-35.79%	-1.58%
Ulcer Index Depth and duration of drawdowns from previous peaks	22.82%	19.27%	+3.55%

Volatility

ALGN vs. DXCM - Volatility Comparison

Align Technology, Inc. (ALGN) has a higher volatility of 13.60% compared to DexCom, Inc. (DXCM) at 9.22%. This indicates that ALGN'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.

Volatility by Period

	ALGN	DXCM	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.60%	9.22%	+4.38%
Volatility (6M) Calculated over the trailing 6-month period	27.14%	27.63%	-0.49%
Volatility (1Y) Calculated over the trailing 1-year period	54.36%	43.67%	+10.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	49.37%	46.76%	+2.61%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	48.80%	48.31%	+0.49%

Financials

ALGN vs. DXCM - Profitability Comparison

The chart below illustrates the profitability comparison between Align Technology, Inc. and DexCom, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

ALGN - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Align Technology, Inc. reported a gross profit of 683.59M and revenue of 1.05B. Therefore, the gross margin over that period was 65.3%.

DXCM - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, DexCom, Inc. reported a gross profit of 792.70M and revenue of 1.26B. Therefore, the gross margin over that period was 62.9%.

ALGN - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Align Technology, Inc. reported an operating income of 155.32M and revenue of 1.05B, resulting in an operating margin of 14.8%.

DXCM - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, DexCom, Inc. reported an operating income of 323.00M and revenue of 1.26B, resulting in an operating margin of 25.6%.

ALGN - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Align Technology, Inc. reported a net income of 135.76M and revenue of 1.05B, resulting in a net margin of 13.0%.

DXCM - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, DexCom, Inc. reported a net income of 267.30M and revenue of 1.26B, resulting in a net margin of 21.2%.