XME vs. SNDK

Last updated Jun 16, 2026

XME (SPDR S&P Metals & Mining ETF) is Materials fund tracking the S&P Metals & Mining Select Industry Index, while SNDK (Sandisk Corporation) is a stock. Over the past year, XME returned 85.37% vs 4859.67% for SNDK. At a 0.42 correlation, their price movements are largely independent.

Performance

XME vs. SNDK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR S&P Metals & Mining ETF (XME) and Sandisk Corporation (SNDK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, XME achieves a 16.50% return, which is significantly lower than SNDK's 787.97% return.

XME

• 1D: 0.16%
• 1M: 4.36%
• YTD: 16.50%
• 6M: 19.83%
• 1Y: 85.37%
• 3Y*: 35.28%
• 5Y*: 22.93%
• 10Y*: 19.14%

SNDK

• 1D: 6.45%
• 1M: 49.75%
• YTD: 787.97%
• 6M: 944.17%
• 1Y: 4,859.67%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

XME vs. SNDK - Yearly Performance Comparison

	2026 (YTD)	2025
XME SPDR S&P Metals & Mining ETF	16.50%	77.53%
SNDK Sandisk Corporation	787.97%	356.50%

Correlation

The correlation between XME and SNDK is 0.41, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.41
Correlation (All Time) Calculated using the full available price history since Feb 24, 2025	0.42

Return for Risk

XME vs. SNDK — Risk / Return Rank

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

XME

XME Risk / Return Rank: 72
XME Sharpe Ratio Rank: 83
XME Sortino Ratio Rank: 70
XME Omega Ratio Rank: 69
XME Calmar Ratio Rank: 80
XME Martin Ratio Rank: 59

SNDK

SNDK Risk / Return Rank: 100
SNDK Sharpe Ratio Rank: 100
SNDK Sortino Ratio Rank: 99
SNDK Omega Ratio Rank: 99
SNDK Calmar Ratio Rank: 100
SNDK 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.

XME vs. SNDK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR S&P Metals & Mining ETF (XME) and Sandisk Corporation (SNDK). 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.

	XME	SNDK	Difference
Sharpe ratio: Return per unit of total volatility	2.38	49.58	-47.20
Sortino ratio: Return per unit of downside risk	2.84	8.42	-5.59
Omega ratio: Gain probability vs. loss probability	1.37	2.17	-0.80
Calmar ratio: Return relative to maximum drawdown	3.80	157.55	-153.75
Martin ratio: Return relative to average drawdown	9.44	477.29	-467.84

XME vs. SNDK - Sharpe Ratio Comparison

The current XME Sharpe Ratio is 2.38, which is lower than the SNDK Sharpe Ratio of 49.58. The chart below compares the historical Sharpe Ratios of XME and SNDK, 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

XME vs. SNDK - Drawdown Comparison

The maximum XME drawdown since its inception was -85.89%, which is greater than SNDK's maximum drawdown of -47.50%. Use the drawdown chart below to compare losses from any high point for XME and SNDK.

Drawdown Indicators

	XME	SNDK	Difference
Max Drawdown Largest peak-to-trough decline	-85.89%	-47.50%	-38.39%
Max Drawdown (1Y) Largest decline over 1 year	-22.60%	-31.34%	+8.74%
Max Drawdown (3Y) Largest decline over 3 years	-30.47%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-37.27%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-61.69%	—	—
Current Drawdown Current decline from peak	-9.18%	0.00%	-9.18%
Average Drawdown Average peak-to-trough decline	-44.08%	-13.70%	-30.38%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.07%	10.32%	-1.25%

Volatility

XME vs. SNDK - Volatility Comparison

The current volatility for SPDR S&P Metals & Mining ETF (XME) is 15.14%, while Sandisk Corporation (SNDK) has a volatility of 26.29%. This indicates that XME experiences smaller price fluctuations and is considered to be less risky than SNDK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	XME	SNDK	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.14%	26.29%	-11.15%
Volatility (6M) Calculated over the trailing 6-month period	28.15%	72.07%	-43.92%
Volatility (1Y) Calculated over the trailing 1-year period	36.17%	99.78%	-63.61%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	32.83%	97.60%	-64.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	32.93%	97.60%	-64.67%

Dividends

XME vs. SNDK - Dividend Comparison

XME's dividend yield for the trailing twelve months is around 0.32%, while SNDK has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SNDK Sandisk Corporation	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
XME SPDR S&P Metals & Mining ETF	0.32%	0.38%	0.65%	1.00%	1.64%	0.70%	0.99%	2.43%	2.23%	1.15%	1.02%	2.61%

Frequently Asked Questions

Can I hold both XME and SNDK in my portfolio?

XME and SNDK have a correlation of 0.41, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, XME or SNDK?

SNDK has higher volatility (26.29%) compared to XME (15.14%). In terms of maximum drawdown, XME dropped -85.89% vs SNDK's -47.50%.

Which has better risk-adjusted returns?

SNDK currently has the higher Sharpe Ratio (49.58 vs 2.38), 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.