IBGK vs. FIYY

Last updated Jul 15, 2026

IBGK (iShares iBonds Dec 2054 Term Treasury ETF) and FIYY (GraniteShares YieldBOOST 20Y+ Treasuries ETF) are both exchange-traded funds - IBGK is a Long-Term Bond fund tracking the ICE 2054 Maturity US Treasury Index, while FIYY is a Derivative Income fund actively managed by GraniteShares. IBGK is passively managed, while FIYY is actively managed. A 0.59 correlation means they provide meaningful diversification when combined. IBGK charges 0.07%/yr vs 1.07%/yr for FIYY.

Performance

IBGK vs. FIYY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares iBonds Dec 2054 Term Treasury ETF (IBGK) and GraniteShares YieldBOOST 20Y+ Treasuries ETF (FIYY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

IBGK

• 1D: 0.11%
• 1M: -1.50%
• 6M: -1.91%
• YTD: -1.40%
• 1Y: 2.63%
• 3Y*: —
• 5Y*: —
• 10Y*: —

FIYY

• 1D: 0.16%
• 1M: -0.47%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IBGK vs. FIYY - Yearly Performance Comparison

	2026 (YTD)
IBGK iShares iBonds Dec 2054 Term Treasury ETF	-0.31%
FIYY GraniteShares YieldBOOST 20Y+ Treasuries ETF	-1.85%

Correlation

The correlation between IBGK and FIYY is 0.59, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (All Time) Calculated using the full available price history since May 5, 2026	0.59

Return for Risk

IBGK vs. FIYY — Risk / Return Rank

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

IBGK

IBGK Risk / Return Rank: 14
IBGK Sharpe Ratio Rank: 14
IBGK Sortino Ratio Rank: 13
IBGK Omega Ratio Rank: 13
IBGK Calmar Ratio Rank: 14
IBGK Martin Ratio Rank: 14

FIYY

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

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.

IBGK vs. FIYY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2054 Term Treasury ETF (IBGK) and GraniteShares YieldBOOST 20Y+ Treasuries ETF (FIYY). 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.

	IBGK	FIYY	Difference
Sharpe ratio: Return per unit of total volatility	0.29	—	—
Sortino ratio: Return per unit of downside risk	0.49	—	—
Omega ratio: Gain probability vs. loss probability	1.05	—	—
Calmar ratio: Return relative to maximum drawdown	0.36	—	—
Martin ratio: Return relative to average drawdown	0.84	—	—

Drawdowns

IBGK vs. FIYY - Drawdown Comparison

The maximum IBGK drawdown since its inception was -14.62%, which is greater than FIYY's maximum drawdown of -2.51%. Use the drawdown chart below to compare losses from any high point for IBGK and FIYY.

Drawdown Indicators

	IBGK	FIYY	Difference
Max Drawdown Largest peak-to-trough decline	-14.62%	-2.51%	-12.11%
Max Drawdown (1Y) Largest decline over 1 year	-7.29%	—	—
Current Drawdown Current decline from peak	-10.14%	-1.97%	-8.17%
Average Drawdown Average peak-to-trough decline	-8.08%	-1.48%	-6.60%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.13%	—	—

Volatility

Volatility by Period

	IBGK	FIYY	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.51%	—	—
Volatility (6M) Calculated over the trailing 6-month period	6.51%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	8.98%	5.05%	+3.93%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.68%	5.05%	+6.63%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	11.68%	5.05%	+6.63%

IBGK vs. FIYY - Expense Ratio Comparison

IBGK has a 0.07% expense ratio, which is lower than FIYY's 1.07% expense ratio.

Dividends

IBGK vs. FIYY - Dividend Comparison

IBGK's dividend yield for the trailing twelve months is around 4.72%, more than FIYY's 1.13% yield.

Position	TTM	2025	2024
FIYY GraniteShares YieldBOOST 20Y+ Treasuries ETF	1.13%	0.00%	0.00%
IBGK iShares iBonds Dec 2054 Term Treasury ETF	4.72%	4.59%	3.15%

Frequently Asked Questions

Can I hold both IBGK and FIYY in my portfolio?

IBGK and FIYY have a correlation of 0.59, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, IBGK or FIYY?

On fees, IBGK 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, IBGK or FIYY?

IBGK is cheaper with a 0.07% expense ratio, compared with 1.07% for FIYY.

Which ETF pays a higher dividend yield, IBGK or FIYY?

IBGK has the higher dividend yield at 4.72%, compared with 1.13% for FIYY.

What is the main difference between IBGK and FIYY?

IBGK is categorized as Long-Term Bond, while FIYY is Derivative Income. They also come from different issuers: iShares and GraniteShares. Their fees differ too: 0.07% for IBGK and 1.07% for FIYY.