SIL vs. VMRXX

Last updated Jul 21, 2026

SIL (Global X Silver Miners ETF) and VMRXX (Vanguard Cash Reserves Federal Money Market Fund Admiral Shares) are both funds - SIL is a Silver fund tracking the Solactive Global Silver Miners Total Return Index, while VMRXX is a Money Market fund actively managed by Vanguard. SIL is passively managed, while VMRXX is actively managed. Over the past 5 years, SIL returned 13.28%/yr vs 3.09%/yr for VMRXX. At a 0.02 correlation, their price movements are largely independent. SIL charges 0.65%/yr vs 0.10%/yr for VMRXX.

Performance

SIL vs. VMRXX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X Silver Miners ETF (SIL) and Vanguard Cash Reserves Federal Money Market Fund Admiral Shares (VMRXX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SIL achieves a -14.38% return, which is significantly lower than VMRXX's 1.80% return.

SIL

• 1D: -0.46%
• 1M: -14.60%
• 6M: -27.29%
• YTD: -14.38%
• 1Y: 49.99%
• 3Y*: 39.46%
• 5Y*: 13.28%
• 10Y*: 5.73%
• ALL TIME*: 4.10%

VMRXX

• 1D: 0.00%
• 1M: 0.30%
• 6M: 1.80%
• YTD: 1.80%
• 1Y: 3.91%
• 3Y*: 4.39%
• 5Y*: 3.09%
• 10Y*: —
• ALL TIME*: 3.00%

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

SIL vs. VMRXX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
SIL Global X Silver Miners ETF	-14.38%	166.16%	14.62%	1.31%	-22.83%	-22.64%
VMRXX Vanguard Cash Reserves Federal Money Market Fund Admiral Shares	1.80%	4.25%	4.84%	4.65%	0.00%	0.01%

Correlation

The correlation between SIL and VMRXX is 0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.04
Correlation (3Y) Calculated over the trailing 3-year period	0.01
Correlation (5Y) Calculated over the trailing 5-year period	0.02
Correlation (All Time) Calculated using the full available price history since May 25, 2021	0.02

Return for Risk

SIL vs. VMRXX — Risk / Return Rank

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

SIL

SIL Risk / Return Rank: 33
SIL Sharpe Ratio Rank: 34
SIL Sortino Ratio Rank: 34
SIL Omega Ratio Rank: 36
SIL Calmar Ratio Rank: 33
SIL Martin Ratio Rank: 28

VMRXX

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.

SIL vs. VMRXX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X Silver Miners ETF (SIL) and Vanguard Cash Reserves Federal Money Market Fund Admiral Shares (VMRXX). 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.

	SIL	VMRXX	Difference
Sharpe ratio: Return per unit of total volatility	0.95	3.67	-2.72
Sortino ratio: Return per unit of downside risk	1.42	—	—
Omega ratio: Gain probability vs. loss probability	1.19	—	—
Calmar ratio: Return relative to maximum drawdown	1.27	—	—
Martin ratio: Return relative to average drawdown	2.88	—	—

SIL vs. VMRXX - Sharpe Ratio Comparison

The current SIL Sharpe Ratio is 0.95, which is lower than the VMRXX Sharpe Ratio of 3.67. The chart below compares the historical Sharpe Ratios of SIL and VMRXX, 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

SIL vs. VMRXX - Drawdown Comparison

The maximum SIL drawdown since its inception was -82.99%, which is greater than VMRXX's maximum drawdown of 0.00%. Use the drawdown chart below to compare losses from any high point for SIL and VMRXX.

Drawdown Indicators

	SIL	VMRXX	Difference
Max Drawdown Largest peak-to-trough decline	-82.99%	0.00%	-82.99%
Max Drawdown (1Y) Largest decline over 1 year	-39.41%	0.00%	-39.41%
Max Drawdown (3Y) Largest decline over 3 years	-39.41%	0.00%	-39.41%
Max Drawdown (5Y) Largest decline over 5 years	-48.73%	0.00%	-48.73%
Max Drawdown (10Y) Largest decline over 10 years	-63.04%	—	—
Current Drawdown Current decline from peak	-39.41%	0.00%	-39.41%
Average Drawdown Average peak-to-trough decline	-51.30%	0.00%	-51.30%
Ulcer Index Depth and duration of drawdowns from previous peaks	17.40%	0.00%	+17.40%

Volatility

SIL vs. VMRXX - Volatility Comparison

Global X Silver Miners ETF (SIL) has a higher volatility of 11.76% compared to Vanguard Cash Reserves Federal Money Market Fund Admiral Shares (VMRXX) at 0.29%. This indicates that SIL's price experiences larger fluctuations and is considered to be riskier than VMRXX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SIL	VMRXX	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.76%	0.29%	+11.47%
Volatility (6M) Calculated over the trailing 6-month period	44.07%	0.72%	+43.35%
Volatility (1Y) Calculated over the trailing 1-year period	53.06%	1.10%	+51.96%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	39.97%	1.09%	+38.88%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	39.77%	1.07%	+38.70%

SIL vs. VMRXX - Expense Ratio Comparison

SIL has a 0.65% expense ratio, which is higher than VMRXX's 0.10% expense ratio.

Dividends

SIL vs. VMRXX - Dividend Comparison

SIL's dividend yield for the trailing twelve months is around 1.42%, less than VMRXX's 3.83% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SIL Global X Silver Miners ETF	1.42%	1.18%	2.40%	0.59%	0.48%	1.59%	1.92%	1.53%	1.21%	0.02%	3.34%	0.38%
VMRXX Vanguard Cash Reserves Federal Money Market Fund Admiral Shares	3.83%	4.15%	4.71%	4.54%	0.00%	0.01%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both SIL and VMRXX in my portfolio?

SIL and VMRXX have a correlation of 0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SIL or VMRXX?

SIL has higher volatility (11.76%) compared to VMRXX (0.29%). In terms of maximum drawdown, SIL dropped -82.99% vs VMRXX's 0.00%.

Which has better risk-adjusted returns?

VMRXX currently has the higher Sharpe Ratio (3.67 vs 0.95), 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.