UYLD vs. BUCK

Last updated Jun 5, 2026

UYLD (Angel Oak Ultrashort Income ETF) and BUCK (Simplify Treasury Option Income ETF) are both exchange-traded funds - UYLD is a Ultrashort Bond fund actively managed by Angel Oak, while BUCK is a Government Bonds fund actively managed by Simplify. Both are actively managed. Over the past 3 years, UYLD returned 5.92%/yr vs 5.27%/yr for BUCK. At a 0.07 correlation, their price movements are largely independent. UYLD charges 0.29%/yr vs 0.35%/yr for BUCK.

Performance

UYLD vs. BUCK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Angel Oak Ultrashort Income ETF (UYLD) and Simplify Treasury Option Income ETF (BUCK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with UYLD having a 1.95% return and BUCK slightly higher at 1.99%.

UYLD

• 1D: 0.03%
• 1M: 0.67%
• YTD: 1.95%
• 6M: 2.40%
• 1Y: 5.14%
• 3Y*: 5.92%
• 5Y*: —
• 10Y*: —

BUCK

• 1D: 0.09%
• 1M: 0.43%
• YTD: 1.99%
• 6M: 1.92%
• 1Y: 7.46%
• 3Y*: 5.27%
• 5Y*: —
• 10Y*: —

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

UYLD vs. BUCK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
UYLD Angel Oak Ultrashort Income ETF	1.95%	5.36%	6.10%	6.90%	1.00%
BUCK Simplify Treasury Option Income ETF	1.99%	4.13%	7.25%	4.63%	0.39%

Correlation

The correlation between UYLD and BUCK is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.16
Correlation (3Y) Calculated over the trailing 3-year period	0.10
Correlation (All Time) Calculated using the full available price history since Oct 31, 2022	0.07

Return for Risk

UYLD vs. BUCK — Risk / Return Rank

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

UYLD

UYLD Risk / Return Rank: 99
UYLD Sharpe Ratio Rank: 99
UYLD Sortino Ratio Rank: 99
UYLD Omega Ratio Rank: 99
UYLD Calmar Ratio Rank: 99
UYLD Martin Ratio Rank: 99

BUCK

BUCK Risk / Return Rank: 85
BUCK Sharpe Ratio Rank: 76
BUCK Sortino Ratio Rank: 81
BUCK Omega Ratio Rank: 85
BUCK Calmar Ratio Rank: 91
BUCK Martin Ratio Rank: 95

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.

UYLD vs. BUCK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Angel Oak Ultrashort Income ETF (UYLD) and Simplify Treasury Option Income ETF (BUCK). 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.

	UYLD	BUCK	Difference
Sharpe ratio: Return per unit of total volatility	7.96	2.42	+5.54
Sortino ratio: Return per unit of downside risk	21.74	3.60	+18.14
Omega ratio: Gain probability vs. loss probability	4.32	1.51	+2.81
Calmar ratio: Return relative to maximum drawdown	37.76	5.73	+32.03
Martin ratio: Return relative to average drawdown	225.62	30.33	+195.29
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

UYLD vs. BUCK - Sharpe Ratio Comparison

The current UYLD Sharpe Ratio is 7.96, which is higher than the BUCK Sharpe Ratio of 2.42. The chart below compares the historical Sharpe Ratios of UYLD and BUCK, 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

	UYLD	BUCK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	7.96	2.42	+5.54
Sharpe Ratio (All Time) Calculated using the full available price history	5.99	1.48	+4.51

Drawdowns

UYLD vs. BUCK - Drawdown Comparison

The maximum UYLD drawdown since its inception was -0.54%, smaller than the maximum BUCK drawdown of -5.43%. Use the drawdown chart below to compare losses from any high point for UYLD and BUCK.

Drawdown Indicators

	UYLD	BUCK	Difference
Max Drawdown Largest peak-to-trough decline	-0.54%	-5.43%	+4.89%
Max Drawdown (1Y) Largest decline over 1 year	-0.14%	-1.31%	+1.17%
Max Drawdown (3Y) Largest decline over 3 years	-0.54%	-5.43%	+4.89%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-0.03%	-0.49%	+0.46%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.02%	0.25%	-0.23%

Volatility

UYLD vs. BUCK - Volatility Comparison

The current volatility for Angel Oak Ultrashort Income ETF (UYLD) is 0.38%, while Simplify Treasury Option Income ETF (BUCK) has a volatility of 0.70%. This indicates that UYLD experiences smaller price fluctuations and is considered to be less risky than BUCK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	UYLD	BUCK	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.38%	0.70%	-0.32%
Volatility (6M) Calculated over the trailing 6-month period	0.50%	1.52%	-1.02%
Volatility (1Y) Calculated over the trailing 1-year period	0.65%	3.14%	-2.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.00%	3.48%	-2.48%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.00%	3.48%	-2.48%

UYLD vs. BUCK - Expense Ratio Comparison

UYLD has a 0.29% expense ratio, which is lower than BUCK's 0.35% expense ratio.

Dividends

UYLD vs. BUCK - Dividend Comparison

UYLD's dividend yield for the trailing twelve months is around 5.03%, less than BUCK's 7.41% yield.

Position	TTM	2025	2024	2023	2022
BUCK Simplify Treasury Option Income ETF	7.41%	7.59%	8.84%	4.84%	0.59%
UYLD Angel Oak Ultrashort Income ETF	5.03%	5.07%	4.97%	5.92%	0.75%

Frequently Asked Questions

Can I hold both UYLD and BUCK in my portfolio?

UYLD and BUCK have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, UYLD or BUCK?

BUCK has higher volatility (0.70%) compared to UYLD (0.38%). In terms of maximum drawdown, UYLD dropped -0.54% vs BUCK's -5.43%.

Which ETF is better, UYLD or BUCK?

On 3-year performance, UYLD leads with 5.92% vs 5.27% for BUCK. On fees, UYLD is cheaper at 0.29% per year. On volatility, UYLD has been the lower-risk option at 0.38%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, UYLD or BUCK?

Over the 3-year period, UYLD has performed better with a 5.92% return vs 5.27%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, UYLD or BUCK?

UYLD is cheaper with a 0.29% expense ratio, compared with 0.35% for BUCK.

Which ETF pays a higher dividend yield, UYLD or BUCK?

BUCK has the higher dividend yield at 7.41%, compared with 5.03% for UYLD.

What is the main difference between UYLD and BUCK?

UYLD is categorized as Ultrashort Bond, while BUCK is Government Bonds. They also come from different issuers: Angel Oak and Simplify. Their fees differ too: 0.29% for UYLD and 0.35% for BUCK.

Which has better risk-adjusted returns?

UYLD currently has the higher Sharpe Ratio (7.96 vs 2.42), 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.