CENX vs. MFIG

Last updated Jul 17, 2026

CENX (Century Aluminum Company) is a stock, while MFIG (Motley Fool Innovative Growth Factor ETF) is Large Cap Growth Equities fund tracking the Motley Fool Innovative Growth Index. At a 0.18 correlation, their price movements are largely independent.

Performance

CENX vs. MFIG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Century Aluminum Company (CENX) and Motley Fool Innovative Growth Factor ETF (MFIG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CENX achieves a 8.73% return, which is significantly higher than MFIG's 5.27% return.

CENX

• 1D: -3.05%
• 1M: -20.45%
• 6M: -12.15%
• YTD: 8.73%
• 1Y: 118.13%
• 3Y*: 67.65%
• 5Y*: 29.85%
• 10Y*: 18.15%

MFIG

• 1D: -0.47%
• 1M: 2.71%
• 6M: 5.57%
• YTD: 5.27%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

CENX vs. MFIG - Yearly Performance Comparison

	2026 (YTD)	2025
CENX Century Aluminum Company	8.73%	28.00%
MFIG Motley Fool Innovative Growth Factor ETF	5.27%	-0.09%

Correlation

The correlation between CENX and MFIG is 0.18, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Dec 9, 2025	0.18

Return for Risk

CENX vs. MFIG — Risk / Return Rank

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

CENX

CENX Risk / Return Rank: 87
CENX Sharpe Ratio Rank: 89
CENX Sortino Ratio Rank: 84
CENX Omega Ratio Rank: 84
CENX Calmar Ratio Rank: 87
CENX Martin Ratio Rank: 89

MFIG

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.

CENX vs. MFIG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Century Aluminum Company (CENX) and Motley Fool Innovative Growth Factor ETF (MFIG). 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.

	CENX	MFIG	Difference
Sharpe ratio: Return per unit of total volatility	1.84	—	—
Sortino ratio: Return per unit of downside risk	2.37	—	—
Omega ratio: Gain probability vs. loss probability	1.30	—	—
Calmar ratio: Return relative to maximum drawdown	3.12	—	—
Martin ratio: Return relative to average drawdown	9.50	—	—

Drawdowns

CENX vs. MFIG - Drawdown Comparison

The maximum CENX drawdown since its inception was -98.67%, which is greater than MFIG's maximum drawdown of -14.29%. Use the drawdown chart below to compare losses from any high point for CENX and MFIG.

Drawdown Indicators

	CENX	MFIG	Difference
Max Drawdown Largest peak-to-trough decline	-98.67%	-14.29%	-84.38%
Max Drawdown (1Y) Largest decline over 1 year	-38.05%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-42.77%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-82.10%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-87.51%	—	—
Current Drawdown Current decline from peak	-46.74%	-1.25%	-45.49%
Average Drawdown Average peak-to-trough decline	-61.06%	-4.36%	-56.70%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.48%	—	—

Volatility

Volatility by Period

	CENX	MFIG	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.51%	—	—
Volatility (6M) Calculated over the trailing 6-month period	47.60%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	64.56%	16.90%	+47.66%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	72.17%	16.90%	+55.27%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	70.48%	16.90%	+53.58%

Dividends

CENX vs. MFIG - Dividend Comparison

Neither CENX nor MFIG has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both CENX and MFIG in my portfolio?

CENX and MFIG 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.