QDEL vs. ARCO
QDEL (Quidel Corporation) and ARCO (Arcos Dorados Holdings Inc.) are both stocks. QDEL operates in Diagnostics & Research (Healthcare), while ARCO operates in Restaurants (Consumer Cyclical). Over the past 10 years, QDEL returned -1.00%/yr vs 7.42%/yr for ARCO. At a 0.16 correlation, their price movements are largely independent.
Performance
QDEL vs. ARCO - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, QDEL achieves a -36.03% return, which is significantly lower than ARCO's 17.23% return. Over the past 10 years, QDEL has underperformed ARCO with an annualized return of -1.00%, while ARCO has yielded a comparatively higher 7.42% annualized return.
QDEL
- 1D
- 4.76%
- 1M
- 29.30%
- 6M
- -45.70%
- YTD
- -36.03%
- 1Y
- -39.78%
- 3Y*
- -40.42%
- 5Y*
- -31.71%
- 10Y*
- -1.00%
ARCO
- 1D
- 2.17%
- 1M
- -3.40%
- 6M
- 9.19%
- YTD
- 17.23%
- 1Y
- 15.92%
- 3Y*
- -4.96%
- 5Y*
- 10.15%
- 10Y*
- 7.42%
QDEL vs. ARCO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
QDEL Quidel Corporation | -36.03% | -35.89% | -39.55% | -13.97% | -36.54% | -24.86% | 139.44% | 53.69% | 12.62% | 102.38% |
ARCO Arcos Dorados Holdings Inc. | 17.23% | 4.14% | -41.05% | 54.92% | 46.32% | 17.56% | -35.25% | 4.09% | -22.62% | 91.67% |
Correlation
The correlation between QDEL and ARCO is 0.30, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.30 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.24 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.21 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.15 |
Correlation (All Time) Calculated using the full available price history since Apr 14, 2011 | 0.16 |
The correlation between QDEL and ARCO shifts across timeframes, from 0.15 (10 years) to 0.30 (1 year), reflecting how their relationship changes across market environments.
Fundamentals
QDEL:
$1.25B
ARCO:
$1.78B
QDEL:
-$17.81
ARCO:
$1.11
QDEL:
0.47
ARCO:
0.37
QDEL:
0.67
ARCO:
2.30
QDEL:
$2.66B
ARCO:
$4.82B
QDEL:
$1.50B
ARCO:
$588.03M
QDEL:
-$662.00M
ARCO:
$593.43M
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
QDEL vs. ARCO — Risk / Return Rank
QDEL
ARCO
QDEL vs. ARCO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Quidel Corporation (QDEL) and Arcos Dorados Holdings Inc. (ARCO). 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.
| QDEL | ARCO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.93 | ||
| Sortino ratioReturn per unit of downside risk | -1.27 | ||
| Omega ratioGain probability vs. loss probability | 0.96 | 1.11 | -0.14 |
| Calmar ratioReturn relative to maximum drawdown | -0.59 | 1.02 | -1.61 |
| Martin ratioReturn relative to average drawdown | -1.11 | 1.98 | -3.08 |
Loading charts...
Drawdowns
QDEL vs. ARCO - Drawdown Comparison
The maximum QDEL drawdown since its inception was -96.70%, which is greater than ARCO's maximum drawdown of -91.66%. Use the drawdown chart below to compare losses from any high point for QDEL and ARCO.
Loading charts...
Drawdown Indicators
| QDEL | ARCO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -96.70% | -91.66% | -5.04% |
Max Drawdown (1Y)Largest decline over 1 year | -71.85% | -15.05% | -56.80% |
Max Drawdown (3Y)Largest decline over 3 years | -88.76% | -47.87% | -40.89% |
Max Drawdown (5Y)Largest decline over 5 years | -94.30% | -47.87% | -46.43% |
Max Drawdown (10Y)Largest decline over 10 years | -96.70% | -70.58% | -26.12% |
Current DrawdownCurrent decline from peak | -93.95% | -60.91% | -33.04% |
Average DrawdownAverage peak-to-trough decline | -40.28% | -65.48% | +25.20% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 38.37% | 7.80% | +30.57% |
Volatility
QDEL vs. ARCO - Volatility Comparison
Quidel Corporation (QDEL) has a higher volatility of 35.15% compared to Arcos Dorados Holdings Inc. (ARCO) at 8.07%. This indicates that QDEL's price experiences larger fluctuations and is considered to be riskier than ARCO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| QDEL | ARCO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 35.15% | 8.07% | +27.08% |
Volatility (6M)Calculated over the trailing 6-month period | 71.49% | 27.21% | +44.28% |
Volatility (1Y)Calculated over the trailing 1-year period | 85.29% | 35.59% | +49.70% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 61.98% | 35.94% | +26.04% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 58.72% | 40.77% | +17.95% |
Dividends
QDEL vs. ARCO - Dividend Comparison
QDEL has not paid dividends to shareholders, while ARCO's dividend yield for the trailing twelve months is around 3.07%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
ARCO Arcos Dorados Holdings Inc. | 3.07% | 3.27% | 3.30% | 1.50% | 1.79% | 0.00% | 2.17% | 1.36% | 1.27% |
QDEL Quidel Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
QDEL vs. ARCO - Financials Comparison
This section allows you to compare key financial metrics between Quidel Corporation and Arcos Dorados Holdings 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
QDEL vs. ARCO - Profitability Comparison
QDEL - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, Quidel Corporation reported a gross profit of 573.00M and revenue of 619.80M. Therefore, the gross margin over that period was 92.5%.
ARCO - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, Arcos Dorados Holdings Inc. reported a gross profit of 133.63M and revenue of 1.22B. Therefore, the gross margin over that period was 11.0%.
QDEL - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, Quidel Corporation reported an operating income of -31.80M and revenue of 619.80M, resulting in an operating margin of -5.1%.
ARCO - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, Arcos Dorados Holdings Inc. reported an operating income of 56.88M and revenue of 1.22B, resulting in an operating margin of 4.7%.
QDEL - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, Quidel Corporation reported a net income of -91.80M and revenue of 619.80M, resulting in a net margin of -14.8%.
ARCO - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, Arcos Dorados Holdings Inc. reported a net income of 36.14M and revenue of 1.22B, resulting in a net margin of 3.0%.
Frequently Asked Questions
QDEL and ARCO have a correlation of 0.30, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
QDEL has higher volatility (35.15%) compared to ARCO (8.07%). In terms of maximum drawdown, QDEL dropped -96.70% vs ARCO's -91.66%.
ARCO currently has the higher Sharpe Ratio (0.43 vs -0.49), 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.
Find the right allocation for QDEL and ARCO
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer