HMY vs. AROC
HMY (Harmony Gold Mining Company Limited) and AROC (Archrock, Inc.) are both stocks. HMY operates in Gold (Basic Materials), while AROC operates in Oil & Gas Equipment & Services (Energy). Over the past 10 years, HMY returned 17.57%/yr vs 22.34%/yr for AROC. At a 0.08 correlation, their price movements are largely independent.
Performance
HMY vs. AROC - Performance Comparison
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Returns By Period
In the year-to-date period, HMY achieves a -17.33% return, which is significantly lower than AROC's 48.24% return. Over the past 10 years, HMY has underperformed AROC with an annualized return of 17.57%, while AROC has yielded a comparatively higher 22.34% annualized return.
HMY
- 1D
- -5.11%
- 1M
- -3.70%
- YTD
- -17.33%
- 6M
- -23.38%
- 1Y
- 16.59%
- 3Y*
- 59.14%
- 5Y*
- 34.93%
- 10Y*
- 17.57%
AROC
- 1D
- 3.00%
- 1M
- 2.23%
- YTD
- 48.24%
- 6M
- 50.79%
- 1Y
- 57.38%
- 3Y*
- 62.01%
- 5Y*
- 40.48%
- 10Y*
- 22.34%
HMY vs. AROC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
HMY Harmony Gold Mining Company Limited | -17.33% | 145.47% | 35.39% | 82.51% | -16.42% | -10.25% | 28.93% | 102.79% | -4.28% | -12.94% |
AROC Archrock, Inc. | 48.24% | 7.96% | 67.59% | 80.96% | 28.83% | -7.83% | -5.58% | 41.84% | -25.29% | -17.11% |
Correlation
The correlation between HMY and AROC is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.04 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.12 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.17 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.09 |
Correlation (All Time) Calculated using the full available price history since Nov 4, 2015 | 0.08 |
The correlation between HMY and AROC shifts across timeframes, from 0.04 (1 year) to 0.17 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
HMY:
$10.20B
AROC:
$6.64B
HMY:
ZAR 41.64
AROC:
$1.86
HMY:
6.36
AROC:
20.46
HMY:
0.02
AROC:
0.25
HMY:
1.11
AROC:
4.39
HMY:
3.23
AROC:
4.38
HMY:
ZAR 150.28B
AROC:
$1.52B
HMY:
ZAR 57.55B
AROC:
$689.41M
HMY:
ZAR 55.56B
AROC:
$875.89M
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Return for Risk
HMY vs. AROC — Risk / Return Rank
HMY
AROC
HMY vs. AROC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Harmony Gold Mining Company Limited (HMY) and Archrock, Inc. (AROC). 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.
| HMY | AROC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.71 | ||
| Sortino ratioReturn per unit of downside risk | -1.75 | ||
| Omega ratioGain probability vs. loss probability | 1.10 | 1.31 | -0.21 |
| Calmar ratioReturn relative to maximum drawdown | 0.34 | 3.42 | -3.08 |
| Martin ratioReturn relative to average drawdown | 0.74 | 10.08 | -9.34 |
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Drawdowns
HMY vs. AROC - Drawdown Comparison
The maximum HMY drawdown since its inception was -97.04%, which is greater than AROC's maximum drawdown of -84.90%. Use the drawdown chart below to compare losses from any high point for HMY and AROC.
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Drawdown Indicators
| HMY | AROC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -97.04% | -84.90% | -12.14% |
Max Drawdown (1Y)Largest decline over 1 year | -48.85% | -16.85% | -32.00% |
Max Drawdown (3Y)Largest decline over 3 years | -48.85% | -30.31% | -18.54% |
Max Drawdown (5Y)Largest decline over 5 years | -62.48% | -37.60% | -24.88% |
Max Drawdown (10Y)Largest decline over 10 years | -71.05% | -84.90% | +13.85% |
Current DrawdownCurrent decline from peak | -36.82% | -3.82% | -33.00% |
Average DrawdownAverage peak-to-trough decline | -52.73% | -24.77% | -27.96% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 22.43% | 5.71% | +16.72% |
Volatility
HMY vs. AROC - Volatility Comparison
Harmony Gold Mining Company Limited (HMY) has a higher volatility of 20.93% compared to Archrock, Inc. (AROC) at 10.67%. This indicates that HMY's price experiences larger fluctuations and is considered to be riskier than AROC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| HMY | AROC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 20.93% | 10.67% | +10.26% |
Volatility (6M)Calculated over the trailing 6-month period | 49.96% | 20.13% | +29.83% |
Volatility (1Y)Calculated over the trailing 1-year period | 65.75% | 29.41% | +36.34% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 58.74% | 36.37% | +22.37% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 61.19% | 50.63% | +10.56% |
Dividends
HMY vs. AROC - Dividend Comparison
HMY's dividend yield for the trailing twelve months is around 2.49%, more than AROC's 2.26% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
AROC Archrock, Inc. | 2.26% | 3.07% | 2.69% | 3.96% | 6.46% | 7.75% | 6.70% | 5.52% | 6.73% | 4.57% | 3.77% |
HMY Harmony Gold Mining Company Limited | 2.49% | 1.07% | 1.59% | 0.66% | 1.14% | 2.23% | 0.00% | 0.00% | 0.00% | 3.13% | 1.37% |
Financials
HMY vs. AROC - Financials Comparison
This section allows you to compare key financial metrics between Harmony Gold Mining Company Limited and Archrock, 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
HMY vs. AROC - Profitability Comparison
HMY - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Harmony Gold Mining Company Limited reported a gross profit of 20.53B and revenue of 46.57B. Therefore, the gross margin over that period was 44.1%.
AROC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Archrock, Inc. reported a gross profit of 0.00 and revenue of 373.77M. Therefore, the gross margin over that period was 0.0%.
HMY - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Harmony Gold Mining Company Limited reported an operating income of 19.36B and revenue of 46.57B, resulting in an operating margin of 41.6%.
AROC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Archrock, Inc. reported an operating income of 0.00 and revenue of 373.77M, resulting in an operating margin of 0.0%.
HMY - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Harmony Gold Mining Company Limited reported a net income of 9.29B and revenue of 46.57B, resulting in a net margin of 19.9%.
AROC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Archrock, Inc. reported a net income of 73.79M and revenue of 373.77M, resulting in a net margin of 19.7%.
Frequently Asked Questions
HMY and AROC have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
HMY has higher volatility (20.93%) compared to AROC (10.67%). In terms of maximum drawdown, HMY dropped -97.04% vs AROC's -84.90%.
AROC currently has the higher Sharpe Ratio (1.97 vs 0.25), 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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