SBIL vs. PMMF

Last updated Apr 1, 2026

Compare and contrast key facts about Simplify Government Money Market ETF (SBIL) and iShares Prime Money Market ETF (PMMF).

SBIL and PMMF are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SBIL is an actively managed fund by Simplify. It was launched on Jul 14, 2025. PMMF is an actively managed fund by BlackRock. It was launched on Feb 4, 2025.

Performance

SBIL vs. PMMF - Performance Comparison

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

SBIL vs. PMMF - Yearly Performance Comparison

	2026 (YTD)	2025
SBIL Simplify Government Money Market ETF	0.86%	1.88%
PMMF iShares Prime Money Market ETF	0.86%	1.94%

Returns By Period

As of year-to-date, both investments have demonstrated similar returns, with SBIL at 0.86% and PMMF at 0.86%.

SBIL

• 1D: -0.00%
• 1M: 0.27%
• YTD: 0.86%
• 6M: 1.85%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

PMMF

• 1D: 0.01%
• 1M: 0.28%
• YTD: 0.86%
• 6M: 1.87%
• 1Y: 4.07%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

SBIL vs. PMMF - Expense Ratio Comparison

SBIL has a 0.15% expense ratio, which is lower than PMMF's 0.20% 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%.

PMMF

iShares Prime Money Market ETF

SBIL

Simplify Government Money Market ETF

Return for Risk

SBIL vs. PMMF — Risk / Return Rank

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

PMMF

PMMF Risk / Return Rank: 100
PMMF Sharpe Ratio Rank: 100
PMMF Sortino Ratio Rank: 100
PMMF Omega Ratio Rank: 100
PMMF Calmar Ratio Rank: 99
PMMF Martin Ratio Rank: 100

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.

SBIL vs. PMMF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Simplify Government Money Market ETF (SBIL) and iShares Prime Money Market ETF (PMMF). 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.

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

Sharpe Ratios by Period

	SBIL	PMMF	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	13.39	—
Sharpe Ratio (All Time) Calculated using the full available price history	14.25	11.51	+2.75

Correlation

The correlation between SBIL and PMMF is 0.15, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

SBIL vs. PMMF - Dividend Comparison

SBIL's dividend yield for the trailing twelve months is around 2.68%, less than PMMF's 3.91% yield.

	TTM	2025
SBIL Simplify Government Money Market ETF	2.68%	1.79%
PMMF iShares Prime Money Market ETF	3.91%	3.59%

Drawdowns

SBIL vs. PMMF - Drawdown Comparison

The maximum SBIL drawdown since its inception was -0.03%, smaller than the maximum PMMF drawdown of -0.13%. Use the drawdown chart below to compare losses from any high point for SBIL and PMMF.

Drawdown Indicators

	SBIL	PMMF	Difference
Max Drawdown Largest peak-to-trough decline	-0.03%	-0.13%	+0.10%
Max Drawdown (1Y) Largest decline over 1 year	—	-0.13%	—
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	—	0.01%	—

Volatility

Volatility by Period

	SBIL	PMMF	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	0.28%	0.31%	-0.03%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	0.28%	0.36%	-0.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	0.28%	0.36%	-0.08%