GMOI vs. RBIL

Last updated Jun 24, 2026

GMOI (GMO International Value ETF) and RBIL (F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF) are both exchange-traded funds - GMOI is a Foreign Large Cap Equities fund tracking the MSCI World ex USA Value, while RBIL is a Inflation-Protected Bonds fund tracking the Bloomberg US Ultrashort TIPS 1-13 Months Index. Both are passively managed. Over the past year, GMOI returned 35.21% vs 4.07% for RBIL. At a correlation of -0.17, they often move in opposite directions. GMOI charges 0.60%/yr vs 0.17%/yr for RBIL.

Performance

GMOI vs. RBIL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GMO International Value ETF (GMOI) and F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GMOI achieves a 11.52% return, which is significantly higher than RBIL's 2.32% return.

GMOI

• 1D: -1.03%
• 1M: -1.76%
• YTD: 11.52%
• 6M: 11.19%
• 1Y: 35.21%
• 3Y*: —
• 5Y*: —
• 10Y*: —

RBIL

• 1D: 0.01%
• 1M: -0.19%
• YTD: 2.32%
• 6M: 2.37%
• 1Y: 4.07%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

GMOI vs. RBIL - Yearly Performance Comparison

	2026 (YTD)	2025
GMOI GMO International Value ETF	11.52%	32.84%
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF	2.32%	2.85%

Correlation

The correlation between GMOI and RBIL is -0.19, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.19
Correlation (All Time) Calculated using the full available price history since Feb 25, 2025	-0.17

Return for Risk

GMOI vs. RBIL — Risk / Return Rank

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

GMOI

GMOI Risk / Return Rank: 85
GMOI Sharpe Ratio Rank: 87
GMOI Sortino Ratio Rank: 87
GMOI Omega Ratio Rank: 83
GMOI Calmar Ratio Rank: 84
GMOI Martin Ratio Rank: 85

RBIL

RBIL Risk / Return Rank: 97
RBIL Sharpe Ratio Rank: 97
RBIL Sortino Ratio Rank: 98
RBIL Omega Ratio Rank: 98
RBIL Calmar Ratio Rank: 96
RBIL Martin Ratio Rank: 97

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.

GMOI vs. RBIL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GMO International Value ETF (GMOI) and F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL). 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.

	GMOI	RBIL	Difference
Sharpe ratio: Return per unit of total volatility	2.64	4.35	-1.71
Sortino ratio: Return per unit of downside risk	3.65	6.69	-3.04
Omega ratio: Gain probability vs. loss probability	1.47	2.13	-0.66
Calmar ratio: Return relative to maximum drawdown	4.23	7.82	-3.59
Martin ratio: Return relative to average drawdown	16.65	42.95	-26.30

GMOI vs. RBIL - Sharpe Ratio Comparison

The current GMOI Sharpe Ratio is 2.64, which is lower than the RBIL Sharpe Ratio of 4.35. The chart below compares the historical Sharpe Ratios of GMOI and RBIL, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

GMOI vs. RBIL - Drawdown Comparison

The maximum GMOI drawdown since its inception was -14.67%, which is greater than RBIL's maximum drawdown of -0.52%. Use the drawdown chart below to compare losses from any high point for GMOI and RBIL.

Drawdown Indicators

	GMOI	RBIL	Difference
Max Drawdown Largest peak-to-trough decline	-14.67%	-0.52%	-14.15%
Max Drawdown (1Y) Largest decline over 1 year	-8.36%	-0.52%	-7.84%
Current Drawdown Current decline from peak	-2.63%	-0.50%	-2.13%
Average Drawdown Average peak-to-trough decline	-1.69%	-0.07%	-1.62%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.12%	0.10%	+2.02%

Volatility

GMOI vs. RBIL - Volatility Comparison

GMO International Value ETF (GMOI) has a higher volatility of 3.99% compared to F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL) at 0.36%. This indicates that GMOI's price experiences larger fluctuations and is considered to be riskier than RBIL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GMOI	RBIL	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.99%	0.36%	+3.63%
Volatility (6M) Calculated over the trailing 6-month period	10.67%	0.85%	+9.82%
Volatility (1Y) Calculated over the trailing 1-year period	13.40%	0.95%	+12.45%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.57%	1.07%	+14.50%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.57%	1.07%	+14.50%

GMOI vs. RBIL - Expense Ratio Comparison

GMOI has a 0.60% expense ratio, which is higher than RBIL's 0.17% expense ratio.

Dividends

GMOI vs. RBIL - Dividend Comparison

GMOI's dividend yield for the trailing twelve months is around 2.45%, less than RBIL's 4.38% yield.

Position	TTM	2025	2024
GMOI GMO International Value ETF	2.45%	2.74%	0.54%
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF	4.38%	3.65%	0.00%

Frequently Asked Questions

Can I hold both GMOI and RBIL in my portfolio?

GMOI and RBIL have a correlation of -0.19, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GMOI or RBIL?

GMOI has higher volatility (3.99%) compared to RBIL (0.36%). In terms of maximum drawdown, GMOI dropped -14.67% vs RBIL's -0.52%.

Which ETF is better, GMOI or RBIL?

On 1-year performance, GMOI leads with 35.21% vs 4.07% for RBIL. On fees, RBIL is cheaper at 0.17% per year. On volatility, RBIL has been the lower-risk option at 0.36%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, GMOI or RBIL?

Over the 1-year period, GMOI has performed better with a 35.21% return vs 4.07%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, GMOI or RBIL?

RBIL is cheaper with a 0.17% expense ratio, compared with 0.60% for GMOI.

Which ETF pays a higher dividend yield, GMOI or RBIL?

RBIL has the higher dividend yield at 4.38%, compared with 2.45% for GMOI.

What is the main difference between GMOI and RBIL?

GMOI is categorized as Foreign Large Cap Equities, while RBIL is Inflation-Protected Bonds. GMOI tracks MSCI World ex USA Value, while RBIL tracks Bloomberg US Ultrashort TIPS 1-13 Months Index. They also come from different issuers: GMO and F/m. Their fees differ too: 0.60% for GMOI and 0.17% for RBIL.

Which has better risk-adjusted returns?

RBIL currently has the higher Sharpe Ratio (4.35 vs 2.64), 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.