AAI.AX vs. NATIONALUM.NS

Last updated Jun 5, 2026

AAI.AX (Alcoa Corporation) and NATIONALUM.NS (National Aluminium Company Limited) are both stocks. Both operate in the Aluminum industry within the Basic Materials sector. Over the past year, AAI.AX returned 172.73% vs 94.08% for NATIONALUM.NS. At a 0.36 correlation, their price movements are largely independent.

Performance

AAI.AX vs. NATIONALUM.NS - Performance Comparison

The chart below illustrates the hypothetical performance of a A$10,000 investment in Alcoa Corporation (AAI.AX) and National Aluminium Company Limited (NATIONALUM.NS). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

AAI.AX is traded in AUD, while NATIONALUM.NS is traded in INR. To make them comparable, the NATIONALUM.NS values have been converted to AUD using the latest available exchange rates.

Returns By Period

In the year-to-date period, AAI.AX achieves a 41.91% return, which is significantly higher than NATIONALUM.NS's 17.73% return.

AAI.AX

• 1D: -2.55%
• 1M: 28.51%
• YTD: 41.91%
• 6M: 72.12%
• 1Y: 172.73%
• 3Y*: —
• 5Y*: —
• 10Y*: —

NATIONALUM.NS

• 1D: -4.76%
• 1M: 2.60%
• YTD: 17.73%
• 6M: 34.94%
• 1Y: 94.08%
• 3Y*: 64.84%
• 5Y*: 43.14%
• 10Y*: 29.01%

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

AAI.AX vs. NATIONALUM.NS - Yearly Performance Comparison

	2026 (YTD)	2025	2024
AAI.AX Alcoa Corporation	41.91%	38.00%	15.45%
NATIONALUM.NS National Aluminium Company Limited	17.73%	37.55%	21.36%

Correlation

The correlation between AAI.AX and NATIONALUM.NS is 0.36, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.36
Correlation (All Time) Calculated using the full available price history since Jul 25, 2024	0.36

Return for Risk

AAI.AX vs. NATIONALUM.NS — Risk / Return Rank

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

AAI.AX

AAI.AX Risk / Return Rank: 95
AAI.AX Sharpe Ratio Rank: 97
AAI.AX Sortino Ratio Rank: 94
AAI.AX Omega Ratio Rank: 92
AAI.AX Calmar Ratio Rank: 96
AAI.AX Martin Ratio Rank: 96

NATIONALUM.NS

NATIONALUM.NS Risk / Return Rank: 95
NATIONALUM.NS Sharpe Ratio Rank: 96
NATIONALUM.NS Sortino Ratio Rank: 94
NATIONALUM.NS Omega Ratio Rank: 94
NATIONALUM.NS Calmar Ratio Rank: 95
NATIONALUM.NS Martin Ratio Rank: 95

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.

AAI.AX vs. NATIONALUM.NS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Alcoa Corporation (AAI.AX) and National Aluminium Company Limited (NATIONALUM.NS). 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.

	AAI.AX	NATIONALUM.NS	Difference
Sharpe ratio: Return per unit of total volatility	3.60	2.46	+1.13
Sortino ratio: Return per unit of downside risk	3.88	2.98	+0.90
Omega ratio: Gain probability vs. loss probability	1.47	1.40	+0.06
Calmar ratio: Return relative to maximum drawdown	8.62	4.80	+3.82
Martin ratio: Return relative to average drawdown	21.99	13.69	+8.29
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AAI.AX vs. NATIONALUM.NS - Sharpe Ratio Comparison

The current AAI.AX Sharpe Ratio is 3.60, which is higher than the NATIONALUM.NS Sharpe Ratio of 2.46. The chart below compares the historical Sharpe Ratios of AAI.AX and NATIONALUM.NS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	AAI.AX	NATIONALUM.NS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.60	2.46	+1.13
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	1.02	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.67	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.17	0.25	+0.92

Drawdowns

AAI.AX vs. NATIONALUM.NS - Drawdown Comparison

The maximum AAI.AX drawdown since its inception was -49.93%, smaller than the maximum NATIONALUM.NS drawdown of -86.76%. Use the drawdown chart below to compare losses from any high point for AAI.AX and NATIONALUM.NS.

Drawdown Indicators

	AAI.AX	NATIONALUM.NS	Difference
Max Drawdown Largest peak-to-trough decline	-49.93%	-86.76%	+36.83%
Max Drawdown (1Y) Largest decline over 1 year	-19.05%	-19.34%	+0.29%
Max Drawdown (3Y) Largest decline over 3 years	—	-41.60%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-45.66%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-64.75%	—
Current Drawdown Current decline from peak	-2.55%	-7.82%	+5.27%
Average Drawdown Average peak-to-trough decline	-18.89%	-46.67%	+27.78%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.50%	6.79%	+0.71%

Volatility

AAI.AX vs. NATIONALUM.NS - Volatility Comparison

Alcoa Corporation (AAI.AX) has a higher volatility of 15.00% compared to National Aluminium Company Limited (NATIONALUM.NS) at 10.27%. This indicates that AAI.AX's price experiences larger fluctuations and is considered to be riskier than NATIONALUM.NS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AAI.AX	NATIONALUM.NS	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.00%	10.27%	+4.73%
Volatility (6M) Calculated over the trailing 6-month period	34.52%	32.36%	+2.16%
Volatility (1Y) Calculated over the trailing 1-year period	45.94%	37.71%	+8.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	46.77%	43.19%	+3.58%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	46.77%	44.03%	+2.74%

Dividends

AAI.AX vs. NATIONALUM.NS - Dividend Comparison

AAI.AX's dividend yield for the trailing twelve months is around 0.72%, less than NATIONALUM.NS's 3.14% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AAI.AX Alcoa Corporation	0.72%	0.96%	0.54%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
NATIONALUM.NS National Aluminium Company Limited	3.14%	3.34%	3.78%	4.17%	5.60%	4.95%	4.64%	13.17%	8.66%	3.26%	3.06%	4.38%

Financials

Frequently Asked Questions

Can I hold both AAI.AX and NATIONALUM.NS in my portfolio?

AAI.AX and NATIONALUM.NS have a correlation of 0.36, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.