MPWR vs. RKLB
MPWR (Monolithic Power Systems, Inc.) and RKLB (Rocket Lab USA, Inc.) are both stocks. MPWR operates in Semiconductors (Technology), while RKLB operates in Aerospace & Defense (Industrials). Over the past 3 years, MPWR returned 38.39%/yr vs 107.59%/yr for RKLB. Their 0.41 correlation means their historical movements had little consistent relationship.
Performance
MPWR vs. RKLB - Performance Comparison
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Returns By Period
In the year-to-date period, MPWR achieves a 57.89% return, which is significantly higher than RKLB's -6.90% return.
MPWR
- 1D
- 8.35%
- 1M
- 7.08%
- 6M
- 27.30%
- YTD
- 57.89%
- 1Y
- 101.90%
- 3Y*
- 38.39%
- 5Y*
- 26.91%
- 10Y*
- 36.06%
- ALL TIME*
- 27.19%
RKLB
- 1D
- 0.42%
- 1M
- -35.10%
- 6M
- -18.88%
- YTD
- -6.90%
- 1Y
- 41.44%
- 3Y*
- 107.59%
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 42.54%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $1.37B | $1.27B | $1.35B | |
| $1.17B | $1.42B | $2.73B |
MPWR vs. RKLB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
MPWR Monolithic Power Systems, Inc. | 57.89% | 54.45% | -5.55% | 79.78% | -27.78% | 1.93% |
RKLB Rocket Lab USA, Inc. | -6.90% | 173.89% | 360.58% | 46.68% | -69.30% | 8.67% |
Correlation
The correlation between MPWR and RKLB is 0.35, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.35 |
Correlation (3Y) Balances recent behavior with more history. | 0.37 |
Correlation (All Time) Calculated using the full available price history since Aug 24, 2021 | 0.41 |
Fundamentals
MPWR:
$70.06B
RKLB:
$37.60B
MPWR:
$16.33
RKLB:
-$0.32
MPWR:
21.32
RKLB:
54.37
MPWR:
18.03
RKLB:
17.37
MPWR:
$3.27B
RKLB:
$679.58M
MPWR:
$1.81B
RKLB:
$248.43M
MPWR:
$1.01B
RKLB:
-$177.36M
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Return for Risk
MPWR vs. RKLB — Risk / Return Rank
MPWR
RKLB
MPWR vs. RKLB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Monolithic Power Systems, Inc. (MPWR) and Rocket Lab USA, Inc. (RKLB). 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.
| MPWR | RKLB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.46 | ||
| Sortino ratioReturn per unit of downside risk | +1.15 | ||
| Omega ratioGain probability vs. loss probability | 1.30 | 1.15 | +0.15 |
| Calmar ratioReturn relative to maximum drawdown | 3.94 | 0.68 | +3.26 |
| Martin ratioReturn relative to average drawdown | 9.44 | 1.68 | +7.76 |
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Drawdowns
MPWR vs. RKLB - Drawdown Comparison
The maximum MPWR drawdown since its inception was -72.27%, smaller than the maximum RKLB drawdown of -82.96%. Use the drawdown chart below to compare losses from any high point for MPWR and RKLB.
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Drawdown Indicators
| MPWR | RKLB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -72.27% | -82.96% | +10.69% |
Max Drawdown (1Y)Largest decline over 1 year | -25.99% | -60.99% | +35.00% |
Max Drawdown (3Y)Largest decline over 3 years | -51.65% | -60.99% | +9.34% |
Max Drawdown (5Y)Largest decline over 5 years | -51.65% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -51.65% | — | — |
Current DrawdownCurrent decline from peak | -15.49% | -56.77% | +41.28% |
Average DrawdownAverage peak-to-trough decline | -17.71% | -51.12% | +33.41% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.83% | 24.74% | -13.91% |
Volatility
MPWR vs. RKLB - Volatility Comparison
The current volatility for Monolithic Power Systems, Inc. (MPWR) is 18.57%, while Rocket Lab USA, Inc. (RKLB) has a volatility of 25.66%. This indicates that MPWR experiences smaller price fluctuations and is considered to be less risky than RKLB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MPWR | RKLB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 18.57% | 25.66% | -7.09% |
Volatility (6M)Calculated over the trailing 6-month period | 44.07% | 73.51% | -29.44% |
Volatility (1Y)Calculated over the trailing 1-year period | 54.05% | 95.44% | -41.39% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 54.63% | 82.12% | -27.49% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 47.86% | 82.12% | -34.26% |
Dividends
MPWR vs. RKLB - Dividend Comparison
MPWR's dividend yield for the trailing twelve months is around 0.50%, while RKLB has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MPWR Monolithic Power Systems, Inc. | 0.50% | 0.69% | 0.85% | 0.63% | 0.85% | 0.49% | 0.55% | 0.90% | 1.03% | 0.71% | 0.98% | 1.26% |
RKLB Rocket Lab USA, 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% |
Financials
MPWR vs. RKLB - Financials Comparison
This section allows you to compare key financial metrics between Monolithic Power Systems, Inc. and Rocket Lab USA, 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
MPWR vs. RKLB - Profitability Comparison
MPWR - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Monolithic Power Systems, Inc. reported a gross profit of 541.07M and revenue of 980.64M. Therefore, the gross margin over that period was 55.2%.
RKLB - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Rocket Lab USA, Inc. reported a gross profit of 76.49M and revenue of 200.35M. Therefore, the gross margin over that period was 38.2%.
MPWR - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Monolithic Power Systems, Inc. reported an operating income of 303.89M and revenue of 980.64M, resulting in an operating margin of 31.0%.
RKLB - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Rocket Lab USA, Inc. reported an operating income of -55.97M and revenue of 200.35M, resulting in an operating margin of -27.9%.
MPWR - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Monolithic Power Systems, Inc. reported a net income of 257.30M and revenue of 980.64M, resulting in a net margin of 26.2%.
RKLB - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Rocket Lab USA, Inc. reported a net income of -45.02M and revenue of 200.35M, resulting in a net margin of -22.5%.
Frequently Asked Questions
MPWR and RKLB have a correlation of 0.35, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
RKLB has higher volatility (25.66%) compared to MPWR (18.57%). In terms of maximum drawdown, MPWR dropped -72.27% vs RKLB's -82.96%.
MPWR currently has the higher Sharpe Ratio (1.90 vs 0.44), 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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