REX vs. COST
REX (REX American Resources Corporation) and COST (Costco Wholesale Corporation) are both stocks. REX operates in Specialty Chemicals (Basic Materials), while COST operates in Discount Stores (Consumer Defensive). Over the past 10 years, REX returned 14.79%/yr vs 21.10%/yr for COST. Their 0.18 correlation means their historical movements had little consistent relationship.
Performance
REX vs. COST - Performance Comparison
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Returns By Period
In the year-to-date period, REX achieves a 33.17% return, which is significantly higher than COST's 10.87% return. Over the past 10 years, REX has underperformed COST with an annualized return of 14.79%, while COST has yielded a comparatively higher 21.10% annualized return.
REX
- 1D
- -1.58%
- 1M
- -4.31%
- 6M
- 27.30%
- YTD
- 33.17%
- 1Y
- 68.82%
- 3Y*
- 32.27%
- 5Y*
- 25.79%
- 10Y*
- 14.79%
- ALL TIME*
- 13.63%
COST
- 1D
- -0.24%
- 1M
- 0.18%
- 6M
- 1.55%
- YTD
- 10.87%
- 1Y
- 0.52%
- 3Y*
- 21.34%
- 5Y*
- 18.51%
- 10Y*
- 21.10%
- ALL TIME*
- 16.98%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $1.83B | $2.11B | $2.34B | |
| $6.80M | $7.00M | $8.84M |
REX vs. COST - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
REX REX American Resources Corporation | 33.17% | 55.05% | -11.86% | 48.46% | -0.44% | 30.67% | -10.36% | 20.33% | -17.73% | -16.16% |
COST Costco Wholesale Corporation | 10.87% | -5.39% | 39.62% | 49.00% | -19.05% | 51.82% | 32.67% | 45.70% | 10.60% | 22.37% |
Correlation
The correlation between REX and COST is 0.01, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.01 |
Correlation (3Y) Balances recent behavior with more history. | 0.08 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.16 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.16 |
Correlation (All Time) Calculated using the full available price history since Sep 22, 1993 | 0.18 |
The correlation between REX and COST shifts across timeframes, from 0.01 (1 year) to 0.18 (all time), reflecting how their relationship changes across market environments.
Fundamentals
REX:
$1.42B
COST:
$422.14B
REX:
$2.80
COST:
$26.51
REX:
15.38
COST:
35.91
REX:
0.50
COST:
2.81
REX:
2.20
COST:
1.08
REX:
$648.65M
COST:
$293.59B
REX:
$108.44M
COST:
$11.12B
REX:
$83.83M
COST:
$12.48B
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Return for Risk
REX vs. COST — Risk / Return Rank
REX
COST
REX vs. COST - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for REX American Resources Corporation (REX) and Costco Wholesale Corporation (COST). 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.
| REX | COST | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.93 | ||
| Sortino ratioReturn per unit of downside risk | +2.37 | ||
| Omega ratioGain probability vs. loss probability | 1.34 | 1.03 | +0.30 |
| Calmar ratioReturn relative to maximum drawdown | 3.72 | 0.12 | +3.60 |
| Martin ratioReturn relative to average drawdown | 10.22 | 0.26 | +9.96 |
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Drawdowns
REX vs. COST - Drawdown Comparison
The maximum REX drawdown since its inception was -74.42%, which is greater than COST's maximum drawdown of -53.39%. Use the drawdown chart below to compare losses from any high point for REX and COST.
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Drawdown Indicators
| REX | COST | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -74.42% | -53.39% | -21.03% |
Max Drawdown (1Y)Largest decline over 1 year | -17.47% | -16.57% | -0.90% |
Max Drawdown (3Y)Largest decline over 3 years | -41.59% | -20.74% | -20.85% |
Max Drawdown (5Y)Largest decline over 5 years | -41.59% | -31.40% | -10.19% |
Max Drawdown (10Y)Largest decline over 10 years | -65.51% | -31.40% | -34.11% |
Current DrawdownCurrent decline from peak | -15.87% | -12.88% | -2.99% |
Average DrawdownAverage peak-to-trough decline | -30.29% | -13.36% | -16.93% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.35% | 7.81% | -1.46% |
Volatility
REX vs. COST - Volatility Comparison
REX American Resources Corporation (REX) has a higher volatility of 9.16% compared to Costco Wholesale Corporation (COST) at 7.34%. This indicates that REX's price experiences larger fluctuations and is considered to be riskier than COST based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| REX | COST | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.16% | 7.34% | +1.82% |
Volatility (6M)Calculated over the trailing 6-month period | 25.15% | 15.13% | +10.02% |
Volatility (1Y)Calculated over the trailing 1-year period | 32.11% | 19.96% | +12.15% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 43.99% | 22.93% | +21.06% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 47.18% | 22.03% | +25.15% |
Dividends
REX vs. COST - Dividend Comparison
REX has not paid dividends to shareholders, while COST's dividend yield for the trailing twelve months is around 0.72%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
COST Costco Wholesale Corporation | 0.58% | 0.59% | 0.49% | 2.87% | 0.76% | 0.54% | 3.38% | 0.86% | 1.08% | 4.81% | 1.09% | 4.06% |
REX REX American Resources Corporation | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
REX vs. COST - Financials Comparison
This section allows you to compare key financial metrics between REX American Resources Corporation and Costco Wholesale Corporation. 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
REX vs. COST - Profitability Comparison
REX - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, REX American Resources Corporation reported a gross profit of 29.07M and revenue of 156.50M. Therefore, the gross margin over that period was 18.6%.
COST - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Costco Wholesale Corporation reported a gross profit of -17.68B and revenue of 70.53B. Therefore, the gross margin over that period was -25.1%.
REX - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, REX American Resources Corporation reported an operating income of 19.34M and revenue of 156.50M, resulting in an operating margin of 12.4%.
COST - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Costco Wholesale Corporation reported an operating income of 2.82B and revenue of 70.53B, resulting in an operating margin of 4.0%.
REX - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, REX American Resources Corporation reported a net income of 18.45M and revenue of 156.50M, resulting in a net margin of 11.8%.
COST - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Costco Wholesale Corporation reported a net income of 2.19B and revenue of 70.53B, resulting in a net margin of 3.1%.
Frequently Asked Questions
REX and COST have a correlation of 0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
REX has higher volatility (9.16%) compared to COST (7.34%). In terms of maximum drawdown, REX dropped -74.42% vs COST's -53.39%.
REX currently has the higher Sharpe Ratio (2.03 vs 0.10), 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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