AOK vs. BAMY

Last updated Jun 4, 2026

AOK (iShares Core Conservative Allocation ETF) and BAMY (Brookstone Yield ETF) are both Diversified Portfolio funds. AOK is passively managed, while BAMY is actively managed. Over the past year, AOK returned 12.11% vs 10.68% for BAMY. A 0.73 correlation means they provide meaningful diversification when combined. AOK charges 0.25%/yr vs 1.48%/yr for BAMY.

Performance

AOK vs. BAMY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Core Conservative Allocation ETF (AOK) and Brookstone Yield ETF (BAMY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AOK achieves a 4.26% return, which is significantly higher than BAMY's 1.16% return.

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%

BAMY

• 1D: -0.21%
• 1M: 0.31%
• YTD: 1.16%
• 6M: 1.80%
• 1Y: 10.68%
• 3Y*: —
• 5Y*: —
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

AOK vs. BAMY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
AOK iShares Core Conservative Allocation ETF	4.26%	11.26%	6.58%	7.78%
BAMY Brookstone Yield ETF	1.16%	12.93%	10.60%	5.20%

Correlation

The correlation between AOK and BAMY is 0.75, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.75
Correlation (All Time) Calculated using the full available price history since Sep 29, 2023	0.73

The correlation between AOK and BAMY has been stable across timeframes, ranging from 0.73 to 0.75 - a consistent structural relationship.

AOK vs. BAMY - Sectors Allocation Comparison

Sectors	AOK	BAMY
Technology	13.0%	40.4%
Financial Services	6.0%	6.8%
Industrials	3.6%	6.6%
Communication Services	3.4%	13.0%
Consumer Cyclical	3.2%	12.6%
Healthcare	3.0%	8.7%
Consumer Defensive	1.7%	5.3%
Energy	1.5%	1.5%
Basic Materials	1.1%	1.5%
Utilities	0.9%	2.5%
Real Estate	0.5%	1.3%

Return for Risk

AOK vs. BAMY — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

AOK

AOK Risk / Return Rank: 61
AOK Sharpe Ratio Rank: 61
AOK Sortino Ratio Rank: 64
AOK Omega Ratio Rank: 65
AOK Calmar Ratio Rank: 54
AOK Martin Ratio Rank: 62

BAMY

BAMY Risk / Return Rank: 79
BAMY Sharpe Ratio Rank: 71
BAMY Sortino Ratio Rank: 75
BAMY Omega Ratio Rank: 81
BAMY Calmar Ratio Rank: 82
BAMY Martin Ratio Rank: 88

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

AOK vs. BAMY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Core Conservative Allocation ETF (AOK) and Brookstone Yield ETF (BAMY). 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	BAMY	Difference
Sharpe ratio: Return per unit of total volatility	2.11	2.33	-0.22
Sortino ratio: Return per unit of downside risk	3.01	3.39	-0.37
Omega ratio: Gain probability vs. loss probability	1.41	1.49	-0.08
Calmar ratio: Return relative to maximum drawdown	2.70	4.32	-1.62
Martin ratio: Return relative to average drawdown	11.50	19.33	-7.83
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AOK vs. BAMY - Sharpe Ratio Comparison

The current AOK Sharpe Ratio is 2.11, which is comparable to the BAMY Sharpe Ratio of 2.33. The chart below compares the historical Sharpe Ratios of AOK and BAMY, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	AOK	BAMY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.11	2.33	-0.22
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	1.87	-1.16

Drawdowns

AOK vs. BAMY - Drawdown Comparison

The maximum AOK drawdown since its inception was -18.94%, which is greater than BAMY's maximum drawdown of -6.03%. Use the drawdown chart below to compare losses from any high point for AOK and BAMY.

Drawdown Indicators

	AOK	BAMY	Difference
Max Drawdown Largest peak-to-trough decline	-18.94%	-6.03%	-12.91%
Max Drawdown (1Y) Largest decline over 1 year	-4.50%	-2.48%	-2.02%
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 Drawdown Current decline from peak	-0.41%	-0.24%	-0.17%
Average Drawdown Average peak-to-trough decline	-2.37%	-0.53%	-1.84%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.06%	0.55%	+0.51%

Volatility

AOK vs. BAMY - Volatility Comparison

iShares Core Conservative Allocation ETF (AOK) has a higher volatility of 1.97% compared to Brookstone Yield ETF (BAMY) at 1.09%. This indicates that AOK's price experiences larger fluctuations and is considered to be riskier than BAMY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AOK	BAMY	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.97%	1.09%	+0.88%
Volatility (6M) Calculated over the trailing 6-month period	4.47%	2.80%	+1.67%
Volatility (1Y) Calculated over the trailing 1-year period	5.76%	4.62%	+1.14%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.10%	6.03%	+1.07%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	6.71%	6.03%	+0.68%

AOK vs. BAMY - Expense Ratio Comparison

AOK has a 0.25% expense ratio, which is lower than BAMY's 1.48% expense ratio.

Dividends

AOK vs. BAMY - Dividend Comparison

AOK's dividend yield for the trailing twelve months is around 3.28%, less than BAMY's 7.59% 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%
BAMY Brookstone Yield ETF	7.59%	7.16%	8.20%	1.96%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both AOK and BAMY in my portfolio?

AOK and BAMY have a correlation of 0.75, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AOK or BAMY?

AOK has higher volatility (1.97%) compared to BAMY (1.09%). In terms of maximum drawdown, AOK dropped -18.94% vs BAMY's -6.03%.

Which ETF is better, AOK or BAMY?

On 1-year performance, AOK leads with 12.11% vs 10.68% for BAMY. On fees, AOK is cheaper at 0.25% per year. On volatility, BAMY has been the lower-risk option at 1.09%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, AOK or BAMY?

Over the 1-year period, AOK has performed better with a 12.11% return vs 10.68%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, AOK or BAMY?

AOK is cheaper with a 0.25% expense ratio, compared with 1.48% for BAMY.

Which ETF pays a higher dividend yield, AOK or BAMY?

BAMY has the higher dividend yield at 7.59%, compared with 3.28% for AOK.

What is the main difference between AOK and BAMY?

They also come from different issuers: iShares and Brookstone. Their fees differ too: 0.25% for AOK and 1.48% for BAMY.

Which has better risk-adjusted returns?

BAMY currently has the higher Sharpe Ratio (2.33 vs 2.11), 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.