AOK vs. SPLS
AOK (iShares Core Conservative Allocation ETF) and SPLS (PIMCO U.S. Stocks PLUS Active Bond ETF) are both Diversified Portfolio funds. AOK is passively managed, while SPLS is actively managed. Their correlation of 0.90 suggests significant overlap in exposure. AOK charges 0.25%/yr vs 0.18%/yr for SPLS.
Performance
AOK vs. SPLS - Performance Comparison
Loading charts...
Returns By Period
AOK
- 1D
- -0.41%
- 1M
- 1.66%
- YTD
- 4.26%
- 6M
- 4.14%
- 1Y
- 12.11%
- 3Y*
- 9.28%
- 5Y*
- 3.71%
- 10Y*
- 5.14%
SPLS
- 1D
- -0.65%
- 1M
- 5.18%
- YTD
- —
- 6M
- —
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
AOK vs. SPLS - Yearly Performance Comparison
| 2026 (YTD) | |
|---|---|
AOK iShares Core Conservative Allocation ETF | 3.00% |
SPLS PIMCO U.S. Stocks PLUS Active Bond ETF | 9.37% |
Correlation
The correlation between AOK and SPLS is 0.90, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Jan 20, 2026 | 0.90 |
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
AOK vs. SPLS — Risk / Return Rank
AOK
SPLS
AOK vs. SPLS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core Conservative Allocation ETF (AOK) and PIMCO U.S. Stocks PLUS Active Bond ETF (SPLS). 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.
| AOK | SPLS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.41 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 2.70 | — | — |
| Martin ratioReturn relative to average drawdown | 11.50 | — | — |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| AOK | SPLS | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.11 | — | — |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.53 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.77 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.71 | 1.82 | -1.10 |
Drawdowns
AOK vs. SPLS - Drawdown Comparison
The maximum AOK drawdown since its inception was -18.94%, which is greater than SPLS's maximum drawdown of -9.24%. Use the drawdown chart below to compare losses from any high point for AOK and SPLS.
Loading charts...
Drawdown Indicators
| AOK | SPLS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.94% | -9.24% | -9.70% |
Max Drawdown (1Y)Largest decline over 1 year | -4.50% | — | — |
Max Drawdown (3Y)Largest decline over 3 years | -6.37% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -18.94% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -18.94% | — | — |
Current DrawdownCurrent decline from peak | -0.41% | -0.65% | +0.24% |
Average DrawdownAverage peak-to-trough decline | -2.37% | -1.85% | -0.52% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.06% | — | — |
Volatility
AOK vs. SPLS - Volatility Comparison
Loading charts...
Volatility by Period
| AOK | SPLS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.97% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 4.47% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 5.76% | 15.02% | -9.26% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.10% | 15.02% | -7.92% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.71% | 15.02% | -8.31% |
AOK vs. SPLS - Expense Ratio Comparison
AOK has a 0.25% expense ratio, which is higher than SPLS's 0.18% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
AOK vs. SPLS - Dividend Comparison
AOK's dividend yield for the trailing twelve months is around 3.28%, more than SPLS's 0.22% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AOK iShares Core Conservative Allocation ETF | 3.28% | 3.28% | 3.23% | 2.93% | 2.25% | 1.55% | 2.10% | 2.71% | 2.68% | 2.91% | 2.14% | 2.02% |
SPLS PIMCO U.S. Stocks PLUS Active Bond ETF | 0.22% | 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
With a correlation of 0.90, AOK and SPLS move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
On fees, SPLS is cheaper at 0.18% per year. The better choice depends on whether you care most about return, fees, risk, or income.
SPLS is cheaper with a 0.18% expense ratio, compared with 0.25% for AOK.
AOK has the higher dividend yield at 3.28%, compared with 0.22% for SPLS.
They also come from different issuers: iShares and PIMCO. Their fees differ too: 0.25% for AOK and 0.18% for SPLS.
Find the right allocation for AOK and SPLS
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer