RS vs. RMBS
RS (Reliance Steel & Aluminum Co.) and RMBS (Rambus Inc.) are both stocks. RS operates in Steel (Basic Materials), while RMBS operates in Semiconductors (Technology). Over the past 10 years, RS returned 20.17%/yr vs 28.75%/yr for RMBS. At a 0.32 correlation, their price movements are largely independent.
Performance
RS vs. RMBS - Performance Comparison
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Returns By Period
In the year-to-date period, RS achieves a 38.20% return, which is significantly lower than RMBS's 65.45% return. Over the past 10 years, RS has underperformed RMBS with an annualized return of 20.17%, while RMBS has yielded a comparatively higher 28.75% annualized return.
RS
- 1D
- 0.47%
- 1M
- 7.67%
- YTD
- 38.20%
- 6M
- 41.93%
- 1Y
- 29.99%
- 3Y*
- 18.94%
- 5Y*
- 19.92%
- 10Y*
- 20.17%
RMBS
- 1D
- 4.62%
- 1M
- 17.63%
- YTD
- 65.45%
- 6M
- 46.08%
- 1Y
- 164.72%
- 3Y*
- 33.66%
- 5Y*
- 50.95%
- 10Y*
- 28.75%
RS vs. RMBS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
RS Reliance Steel & Aluminum Co. | 38.20% | 9.12% | -2.33% | 40.29% | 27.08% | 37.84% | 2.42% | 72.21% | -15.12% | 10.49% |
RMBS Rambus Inc. | 65.45% | 73.84% | -22.55% | 90.54% | 21.88% | 68.33% | 26.75% | 79.60% | -46.06% | 3.27% |
Correlation
The correlation between RS and RMBS is 0.19, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.19 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.30 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.32 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.37 |
Correlation (All Time) Calculated using the full available price history since May 14, 1997 | 0.32 |
The correlation between RS and RMBS shifts across timeframes, from 0.19 (1 year) to 0.37 (10 years), reflecting how their relationship changes across market environments.
Fundamentals
RS:
$14.01
RMBS:
$2.11
RS:
28.29
RMBS:
72.22
RS:
1.46
RMBS:
23.03
RS:
$14.29B
RMBS:
$721.16M
RS:
$3.90B
RMBS:
$555.52M
RS:
$1.30B
RMBS:
$298.07M
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Return for Risk
RS vs. RMBS — Risk / Return Rank
RS
RMBS
RS vs. RMBS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Reliance Steel & Aluminum Co. (RS) and Rambus Inc. (RMBS). 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.
| RS | RMBS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.99 | ||
| Sortino ratioReturn per unit of downside risk | -0.87 | ||
| Omega ratioGain probability vs. loss probability | 1.24 | 1.35 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | 1.35 | 4.52 | -3.17 |
| Martin ratioReturn relative to average drawdown | 2.33 | 11.42 | -9.09 |
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
| RS | RMBS | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.21 | 2.19 | -0.99 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.72 | 0.93 | -0.21 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.68 | 0.62 | +0.06 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.46 | 0.16 | +0.30 |
Drawdowns
RS vs. RMBS - Drawdown Comparison
The maximum RS drawdown since its inception was -83.80%, smaller than the maximum RMBS drawdown of -97.16%. Use the drawdown chart below to compare losses from any high point for RS and RMBS.
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Drawdown Indicators
| RS | RMBS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -83.80% | -97.16% | +13.36% |
Max Drawdown (1Y)Largest decline over 1 year | -22.30% | -36.69% | +14.39% |
Max Drawdown (3Y)Largest decline over 3 years | -22.30% | -48.83% | +26.53% |
Max Drawdown (5Y)Largest decline over 5 years | -22.32% | -48.83% | +26.51% |
Max Drawdown (10Y)Largest decline over 10 years | -40.83% | -52.95% | +12.12% |
Current DrawdownCurrent decline from peak | -0.05% | -10.92% | +10.87% |
Average DrawdownAverage peak-to-trough decline | -16.48% | -74.93% | +58.45% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.90% | 14.49% | -1.59% |
Volatility
RS vs. RMBS - Volatility Comparison
The current volatility for Reliance Steel & Aluminum Co. (RS) is 5.48%, while Rambus Inc. (RMBS) has a volatility of 27.31%. This indicates that RS experiences smaller price fluctuations and is considered to be less risky than RMBS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| RS | RMBS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.48% | 27.31% | -21.83% |
Volatility (6M)Calculated over the trailing 6-month period | 16.63% | 61.70% | -45.07% |
Volatility (1Y)Calculated over the trailing 1-year period | 25.03% | 75.72% | -50.69% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 27.92% | 55.30% | -27.38% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 29.64% | 46.24% | -16.60% |
Dividends
RS vs. RMBS - Dividend Comparison
RS's dividend yield for the trailing twelve months is around 1.24%, while RMBS has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
RMBS Rambus Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
RS Reliance Steel & Aluminum Co. | 1.24% | 1.66% | 1.63% | 1.43% | 1.73% | 1.70% | 2.09% | 1.84% | 2.81% | 2.10% | 2.07% | 2.76% |
Financials
RS vs. RMBS - Financials Comparison
This section allows you to compare key financial metrics between Reliance Steel & Aluminum Co. and Rambus 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
RS vs. RMBS - Profitability Comparison
RS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Reliance Steel & Aluminum Co. reported a gross profit of 885.40M and revenue of 3.50B. Therefore, the gross margin over that period was 25.3%.
RMBS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Rambus Inc. reported a gross profit of 143.66M and revenue of 180.19M. Therefore, the gross margin over that period was 79.7%.
RS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Reliance Steel & Aluminum Co. reported an operating income of 176.20M and revenue of 3.50B, resulting in an operating margin of 5.0%.
RMBS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Rambus Inc. reported an operating income of 61.76M and revenue of 180.19M, resulting in an operating margin of 34.3%.
RS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Reliance Steel & Aluminum Co. reported a net income of 116.50M and revenue of 3.50B, resulting in a net margin of 3.3%.
RMBS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Rambus Inc. reported a net income of 59.86M and revenue of 180.19M, resulting in a net margin of 33.2%.
Frequently Asked Questions
RS and RMBS have a correlation of 0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
RMBS has higher volatility (27.31%) compared to RS (5.48%). In terms of maximum drawdown, RS dropped -83.80% vs RMBS's -97.16%.
RMBS currently has the higher Sharpe Ratio (2.19 vs 1.21), 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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