ZCBC vs. BUCK

Last updated Jun 26, 2026

ZCBC (Global X Zero Coupon Bond 2032 ETF) and BUCK (Simplify Treasury Option Income ETF) are both Government Bonds funds. ZCBC is passively managed, while BUCK is actively managed. At a correlation of -0.02, they often move in opposite directions. ZCBC charges 0.07%/yr vs 0.35%/yr for BUCK.

Performance

ZCBC vs. BUCK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X Zero Coupon Bond 2032 ETF (ZCBC) and Simplify Treasury Option Income ETF (BUCK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

ZCBC

• 1D: 0.07%
• 1M: 0.53%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

BUCK

• 1D: -0.21%
• 1M: 0.16%
• YTD: 2.07%
• 6M: 2.27%
• 1Y: 6.47%
• 3Y*: 5.19%
• 5Y*: —
• 10Y*: —

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

ZCBC vs. BUCK - Yearly Performance Comparison

	2026 (YTD)
ZCBC Global X Zero Coupon Bond 2032 ETF	0.11%
BUCK Simplify Treasury Option Income ETF	1.79%

Correlation

The correlation between ZCBC and BUCK is -0.02, 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 (All Time) Calculated using the full available price history since Jan 7, 2026	-0.02

Return for Risk

ZCBC vs. BUCK — Risk / Return Rank

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

ZCBC

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

BUCK

BUCK Risk / Return Rank: 87
BUCK Sharpe Ratio Rank: 80
BUCK Sortino Ratio Rank: 83
BUCK Omega Ratio Rank: 87
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.

ZCBC vs. BUCK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X Zero Coupon Bond 2032 ETF (ZCBC) 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.

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.

	ZCBC	BUCK	Difference
Sharpe ratio: Return per unit of total volatility	—	2.19	—
Sortino ratio: Return per unit of downside risk	—	3.20	—
Omega ratio: Gain probability vs. loss probability	—	1.46	—
Calmar ratio: Return relative to maximum drawdown	—	4.97	—
Martin ratio: Return relative to average drawdown	—	26.80	—

Drawdowns

ZCBC vs. BUCK - Drawdown Comparison

The maximum ZCBC drawdown since its inception was -3.65%, smaller than the maximum BUCK drawdown of -5.43%. Use the drawdown chart below to compare losses from any high point for ZCBC and BUCK.

Drawdown Indicators

	ZCBC	BUCK	Difference
Max Drawdown Largest peak-to-trough decline	-3.65%	-5.43%	+1.78%
Max Drawdown (1Y) Largest decline over 1 year	—	-1.31%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-5.43%	—
Current Drawdown Current decline from peak	-2.16%	-0.21%	-1.95%
Average Drawdown Average peak-to-trough decline	-1.58%	-0.49%	-1.09%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.24%	—

Volatility

Volatility by Period

	ZCBC	BUCK	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.39%	—
Volatility (6M) Calculated over the trailing 6-month period	—	1.40%	—
Volatility (1Y) Calculated over the trailing 1-year period	4.65%	2.97%	+1.68%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.65%	3.46%	+1.19%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.65%	3.46%	+1.19%

ZCBC vs. BUCK - Expense Ratio Comparison

ZCBC has a 0.07% expense ratio, which is lower than BUCK's 0.35% expense ratio.

Dividends

ZCBC vs. BUCK - Dividend Comparison

ZCBC's dividend yield for the trailing twelve months is around 1.60%, less than BUCK's 7.31% yield.

Position	TTM	2025	2024	2023	2022
BUCK Simplify Treasury Option Income ETF	7.31%	7.59%	8.84%	4.84%	0.59%
ZCBC Global X Zero Coupon Bond 2032 ETF	1.60%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both ZCBC and BUCK in my portfolio?

ZCBC and BUCK have a correlation of -0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, ZCBC or BUCK?

On fees, ZCBC is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, ZCBC or BUCK?

ZCBC is cheaper with a 0.07% expense ratio, compared with 0.35% for BUCK.

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

BUCK has the higher dividend yield at 7.31%, compared with 1.60% for ZCBC.

What is the main difference between ZCBC and BUCK?

They also come from different issuers: Global X and Simplify. Their fees differ too: 0.07% for ZCBC and 0.35% for BUCK.