IBTR vs. GOVZ
IBTR (iShares iBonds Dec 2036 Term Treasury ETF) and GOVZ (iShares 25+ Year Treasury STRIPS Bond ETF) are both Government Bonds funds from iShares - IBTR tracks the ICE 2036 Maturity US Treasury Index while GOVZ tracks the ICE BofA Long US Treasury Principal STRIPS Index. Both are passively managed. Their 0.79 correlation means they have sometimes moved together and sometimes differently. IBTR charges 0.07%/yr vs 0.15%/yr for GOVZ.
Performance
IBTR vs. GOVZ - Performance Comparison
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Returns By Period
IBTR
- 1D
- -0.38%
- 1M
- -1.56%
- 6M
- —
- YTD
- —
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- —
GOVZ
- 1D
- -1.06%
- 1M
- -6.91%
- 6M
- -6.43%
- YTD
- -6.93%
- 1Y
- -7.36%
- 3Y*
- -8.06%
- 5Y*
- -14.32%
- 10Y*
- —
- ALL TIME*
- -14.18%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $6.61M | $6.41M | $8.12M | |
| $481.12K | $362.65K | $277.01K |
IBTR vs. GOVZ - Yearly Performance Comparison
| 2026 (YTD) | |
|---|---|
IBTR iShares iBonds Dec 2036 Term Treasury ETF | -1.13% |
GOVZ iShares 25+ Year Treasury STRIPS Bond ETF | -7.47% |
Correlation
The correlation between IBTR and GOVZ is 0.79, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Mar 26, 2026 | 0.79 |
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Return for Risk
IBTR vs. GOVZ — Risk / Return Rank
IBTR
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
GOVZ
IBTR vs. GOVZ - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2036 Term Treasury ETF (IBTR) and iShares 25+ Year Treasury STRIPS Bond ETF (GOVZ). 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.
| IBTR | GOVZ | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 0.95 | — |
| Calmar ratioReturn relative to maximum drawdown | — | -0.40 | — |
| Martin ratioReturn relative to average drawdown | — | -0.81 | — |
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Drawdowns
IBTR vs. GOVZ - Drawdown Comparison
The maximum IBTR drawdown since its inception was -2.88%, smaller than the maximum GOVZ drawdown of -59.65%. Use the drawdown chart below to compare losses from any high point for IBTR and GOVZ.
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Drawdown Indicators
| IBTR | GOVZ | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -2.88% | -59.65% | +56.77% |
Max Drawdown (1Y)Largest decline over 1 year | — | -14.87% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -26.42% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -57.63% | — |
Current DrawdownCurrent decline from peak | -2.36% | -59.10% | +56.74% |
Average DrawdownAverage peak-to-trough decline | -1.07% | -40.34% | +39.27% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 7.27% | — |
Volatility
IBTR vs. GOVZ - Volatility Comparison
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Volatility by Period
| IBTR | GOVZ | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 4.48% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 11.11% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 5.28% | 15.58% | -10.30% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.28% | 23.80% | -18.52% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.28% | 23.18% | -17.90% |
IBTR vs. GOVZ - Expense Ratio Comparison
IBTR has a 0.07% expense ratio, which is lower than GOVZ's 0.15% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
IBTR vs. GOVZ - Dividend Comparison
IBTR's dividend yield for the trailing twelve months is around 1.01%, less than GOVZ's 5.53% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 |
|---|---|---|---|---|---|---|---|
GOVZ iShares 25+ Year Treasury STRIPS Bond ETF | 5.06% | 5.00% | 4.68% | 3.84% | 3.69% | 1.76% | 0.39% |
IBTR iShares iBonds Dec 2036 Term Treasury ETF | 1.01% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
IBTR and GOVZ have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, IBTR is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.
IBTR is cheaper with a 0.07% expense ratio, compared with 0.15% for GOVZ.
GOVZ has the higher dividend yield at 5.06%, compared with 1.01% for IBTR.
IBTR tracks ICE 2036 Maturity US Treasury Index, while GOVZ tracks ICE BofA Long US Treasury Principal STRIPS Index. Their fees differ too: 0.07% for IBTR and 0.15% for GOVZ.
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