RMME vs. GMMF

Last updated Aug 2, 2026

RMME (Rareview Government Money Market ETF) and GMMF (iShares Government Money Market ETF) are both Money Market funds. Both are actively managed. Their 0.18 correlation means their historical movements had little consistent relationship. RMME charges 0.30%/yr vs 0.20%/yr for GMMF.

Performance

RMME vs. GMMF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Rareview Government Money Market ETF (RMME) and iShares Government Money Market ETF (GMMF). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RMME achieves a 1.92% return, which is significantly lower than GMMF's 2.04% return.

RMME

• 1D: 0.01%
• 1M: 0.25%
• 6M: 1.66%
• YTD: 1.92%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

GMMF

• 1D: 0.03%
• 1M: 0.27%
• 6M: 1.76%
• YTD: 2.04%
• 1Y: 3.72%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 3.89%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
GMMF iShares Government Money Market ETF	$2.15M	$2.16M	$3.30M
RMME Rareview Government Money Market ETF	$54.96K	$79.71K	$348.42K

RMME vs. GMMF - Yearly Performance Comparison

	2026 (YTD)	2025
RMME Rareview Government Money Market ETF	1.92%	0.29%
GMMF iShares Government Money Market ETF	2.04%	0.31%

Correlation

The correlation between RMME and GMMF is 0.18, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (All Time) Calculated using the full available price history since Dec 2, 2025	0.18

Return for Risk

RMME vs. GMMF — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

RMME

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

GMMF

GMMF Risk / Return Rank: 100
GMMF Sharpe Ratio Rank: 100
GMMF Sortino Ratio Rank: 100
GMMF Omega Ratio Rank: 100
GMMF Calmar Ratio Rank: 100
GMMF Martin Ratio Rank: 100

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

RMME vs. GMMF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Rareview Government Money Market ETF (RMME) and iShares Government Money Market ETF (GMMF). 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.

	RMME	GMMF	Difference
Sharpe ratio: Return per unit of total volatility	—	18.81	—
Sortino ratio: Return per unit of downside risk	—	139.62	—
Omega ratio: Gain probability vs. loss probability	—	40.60	—
Calmar ratio: Return relative to maximum drawdown	—	252.13	—
Martin ratio: Return relative to average drawdown	—	2,218.66	—

Drawdowns

RMME vs. GMMF - Drawdown Comparison

The maximum RMME drawdown since its inception was -0.17%, which is greater than GMMF's maximum drawdown of -0.03%. Use the drawdown chart below to compare losses from any high point for RMME and GMMF.

Drawdown Indicators

	RMME	GMMF	Difference
Max Drawdown Largest peak-to-trough decline	-0.17%	-0.03%	-0.14%
Max Drawdown (1Y) Largest decline over 1 year	—	-0.01%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	0.00%	0.00%	0.00%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.00%	—

Volatility

Volatility by Period

	RMME	GMMF	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.05%	—
Volatility (6M) Calculated over the trailing 6-month period	—	0.13%	—
Volatility (1Y) Calculated over the trailing 1-year period	0.40%	0.20%	+0.20%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	0.40%	0.24%	+0.16%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	0.40%	0.24%	+0.16%

RMME vs. GMMF - Expense Ratio Comparison

RMME has a 0.30% expense ratio, which is higher than GMMF's 0.20% expense ratio.

Dividends

RMME vs. GMMF - Dividend Comparison

RMME's dividend yield for the trailing twelve months is around 1.89%, less than GMMF's 3.86% yield.

Position	TTM	2025
GMMF iShares Government Money Market ETF	3.54%	3.45%
RMME Rareview Government Money Market ETF	1.89%	0.26%

Frequently Asked Questions

Can I hold both RMME and GMMF in my portfolio?

RMME and GMMF have a correlation of 0.18, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, RMME or GMMF?

On fees, GMMF is cheaper at 0.20% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, RMME or GMMF?

GMMF is cheaper with a 0.20% expense ratio, compared with 0.30% for RMME.

Which ETF pays a higher dividend yield, RMME or GMMF?

GMMF has the higher dividend yield at 3.54%, compared with 1.89% for RMME.

What is the main difference between RMME and GMMF?

They also come from different issuers: Rareview and iShares. Their fees differ too: 0.30% for RMME and 0.20% for GMMF.