RKLB vs. IAK
RKLB (Rocket Lab USA, Inc.) is a stock, while IAK (iShares U.S. Insurance ETF) is Financials Equities fund tracking the Dow Jones U.S. Select Insurance Index. Over the past 3 years, RKLB returned 158.32%/yr vs 18.27%/yr for IAK. At a 0.17 correlation, their price movements are largely independent.
Performance
RKLB vs. IAK - Performance Comparison
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Returns By Period
In the year-to-date period, RKLB achieves a 46.77% return, which is significantly higher than IAK's 1.11% return.
RKLB
- 1D
- -10.79%
- 1M
- -17.53%
- YTD
- 46.77%
- 6M
- 66.51%
- 1Y
- 287.84%
- 3Y*
- 158.32%
- 5Y*
- —
- 10Y*
- —
IAK
- 1D
- 0.68%
- 1M
- 4.20%
- YTD
- 1.11%
- 6M
- 0.88%
- 1Y
- 4.33%
- 3Y*
- 18.27%
- 5Y*
- 13.37%
- 10Y*
- 12.67%
RKLB vs. IAK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
RKLB Rocket Lab USA, Inc. | 46.77% | 173.89% | 360.58% | 46.68% | -69.30% | 8.67% |
IAK iShares U.S. Insurance ETF | 1.11% | 9.50% | 28.25% | 11.28% | 11.33% | 3.73% |
Correlation
The correlation between RKLB and IAK is -0.05, 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 | -0.05 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.08 |
Correlation (All Time) Calculated using the full available price history since Aug 24, 2021 | 0.17 |
The correlation between RKLB and IAK shifts across timeframes, from -0.05 (1 year) to 0.17 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
RKLB vs. IAK — Risk / Return Rank
RKLB
IAK
RKLB vs. IAK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Rocket Lab USA, Inc. (RKLB) and iShares U.S. Insurance ETF (IAK). 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.
| RKLB | IAK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +2.83 | ||
| Sortino ratioReturn per unit of downside risk | +2.63 | ||
| Omega ratioGain probability vs. loss probability | 1.38 | 1.06 | +0.32 |
| Calmar ratioReturn relative to maximum drawdown | 6.74 | 0.57 | +6.17 |
| Martin ratioReturn relative to average drawdown | 15.44 | 1.27 | +14.16 |
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Drawdowns
RKLB vs. IAK - Drawdown Comparison
The maximum RKLB drawdown since its inception was -82.96%, which is greater than IAK's maximum drawdown of -77.38%. Use the drawdown chart below to compare losses from any high point for RKLB and IAK.
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Drawdown Indicators
| RKLB | IAK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -82.96% | -77.38% | -5.58% |
Max Drawdown (1Y)Largest decline over 1 year | -43.01% | -7.62% | -35.39% |
Max Drawdown (3Y)Largest decline over 3 years | -55.49% | -11.58% | -43.91% |
Max Drawdown (5Y)Largest decline over 5 years | — | -14.76% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -44.95% | — |
Current DrawdownCurrent decline from peak | -31.84% | -0.23% | -31.61% |
Average DrawdownAverage peak-to-trough decline | -51.29% | -16.11% | -35.18% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 18.75% | 3.41% | +15.34% |
Volatility
RKLB vs. IAK - Volatility Comparison
Rocket Lab USA, Inc. (RKLB) has a higher volatility of 31.54% compared to iShares U.S. Insurance ETF (IAK) at 5.49%. This indicates that RKLB's price experiences larger fluctuations and is considered to be riskier than IAK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| RKLB | IAK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 31.54% | 5.49% | +26.05% |
Volatility (6M)Calculated over the trailing 6-month period | 73.47% | 10.75% | +62.72% |
Volatility (1Y)Calculated over the trailing 1-year period | 93.03% | 15.10% | +77.93% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 81.62% | 18.14% | +63.48% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 81.62% | 20.92% | +60.70% |
Dividends
RKLB vs. IAK - Dividend Comparison
RKLB has not paid dividends to shareholders, while IAK's dividend yield for the trailing twelve months is around 2.60%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IAK iShares U.S. Insurance ETF | 2.60% | 1.69% | 1.49% | 1.44% | 1.69% | 2.26% | 2.07% | 1.84% | 2.33% | 1.62% | 1.68% | 1.62% |
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% |
Frequently Asked Questions
RKLB and IAK have a correlation of -0.05, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
RKLB has higher volatility (31.54%) compared to IAK (5.49%). In terms of maximum drawdown, RKLB dropped -82.96% vs IAK's -77.38%.
RKLB currently has the higher Sharpe Ratio (3.12 vs 0.29), 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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