ATI vs. IREN

Last updated Jun 13, 2026

ATI (Allegheny Technologies Incorporated) and IREN (IREN Limited) are both stocks. ATI operates in Metal Fabrication (Industrials), while IREN operates in Capital Markets (Financial Services). Over the past 3 years, ATI returned 69.52%/yr vs 155.58%/yr for IREN. At a 0.26 correlation, their price movements are largely independent.

Performance

ATI vs. IREN - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Allegheny Technologies Incorporated (ATI) and IREN Limited (IREN). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ATI achieves a 72.95% return, which is significantly higher than IREN's 58.25% return.

ATI

• 1D: -0.51%
• 1M: 20.41%
• YTD: 72.95%
• 6M: 82.16%
• 1Y: 135.92%
• 3Y*: 69.52%
• 5Y*: 52.82%
• 10Y*: 31.31%

IREN

• 1D: 5.40%
• 1M: 8.34%
• YTD: 58.25%
• 6M: 48.94%
• 1Y: 487.71%
• 3Y*: 155.58%
• 5Y*: —
• 10Y*: —

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

ATI vs. IREN - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
ATI Allegheny Technologies Incorporated	72.95%	108.50%	21.05%	52.28%	87.45%	-5.74%
IREN IREN Limited	58.25%	284.62%	37.34%	472.00%	-92.27%	-42.25%

Correlation

The correlation between ATI and IREN is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.21
Correlation (3Y) Calculated over the trailing 3-year period	0.27
Correlation (All Time) Calculated using the full available price history since Nov 17, 2021	0.26

Fundamentals

EPS ATI : $4.02 IREN : $0.45
PE Ratio ATI : 49.39 IREN : 131.80
PS Ratio ATI : 4.57 IREN : 13.39
Total Revenue (TTM) ATI : $4.59B IREN : $757.07M
Gross Profit (TTM) ATI : $1.04B IREN : $433.88M
EBITDA (TTM) ATI : $773.10M IREN : -$173.05M

Return for Risk

ATI vs. IREN — Risk / Return Rank

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

ATI

ATI Risk / Return Rank: 94
ATI Sharpe Ratio Rank: 96
ATI Sortino Ratio Rank: 93
ATI Omega Ratio Rank: 94
ATI Calmar Ratio Rank: 93
ATI Martin Ratio Rank: 92

IREN

IREN Risk / Return Rank: 95
IREN Sharpe Ratio Rank: 99
IREN Sortino Ratio Rank: 94
IREN Omega Ratio Rank: 91
IREN Calmar Ratio Rank: 97
IREN Martin Ratio Rank: 94

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.

ATI vs. IREN - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Allegheny Technologies Incorporated (ATI) and IREN Limited (IREN). 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.

	ATI	IREN	Difference
Sharpe ratio: Return per unit of total volatility	3.21	4.76	-1.56
Sortino ratio: Return per unit of downside risk	3.39	3.66	-0.26
Omega ratio: Gain probability vs. loss probability	1.51	1.42	+0.09
Calmar ratio: Return relative to maximum drawdown	5.40	8.39	-2.99
Martin ratio: Return relative to average drawdown	13.48	15.97	-2.48

ATI vs. IREN - Sharpe Ratio Comparison

The current ATI Sharpe Ratio is 3.21, which is lower than the IREN Sharpe Ratio of 4.76. The chart below compares the historical Sharpe Ratios of ATI and IREN, 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

ATI vs. IREN - Drawdown Comparison

The maximum ATI drawdown since its inception was -94.72%, roughly equal to the maximum IREN drawdown of -96.21%. Use the drawdown chart below to compare losses from any high point for ATI and IREN.

Drawdown Indicators

	ATI	IREN	Difference
Max Drawdown Largest peak-to-trough decline	-94.72%	-96.21%	+1.49%
Max Drawdown (1Y) Largest decline over 1 year	-25.31%	-58.62%	+33.31%
Max Drawdown (3Y) Largest decline over 3 years	-38.02%	-65.56%	+27.54%
Max Drawdown (5Y) Largest decline over 5 years	-40.40%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-82.43%	—	—
Current Drawdown Current decline from peak	-0.51%	-21.78%	+21.27%
Average Drawdown Average peak-to-trough decline	-60.76%	-65.42%	+4.66%
Ulcer Index Depth and duration of drawdowns from previous peaks	10.12%	30.74%	-20.62%

Volatility

ATI vs. IREN - Volatility Comparison

The current volatility for Allegheny Technologies Incorporated (ATI) is 13.44%, while IREN Limited (IREN) has a volatility of 34.10%. This indicates that ATI experiences smaller price fluctuations and is considered to be less risky than IREN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ATI	IREN	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.44%	34.10%	-20.66%
Volatility (6M) Calculated over the trailing 6-month period	29.89%	75.79%	-45.90%
Volatility (1Y) Calculated over the trailing 1-year period	42.63%	103.25%	-60.62%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	43.12%	118.61%	-75.49%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	51.55%	118.61%	-67.06%

Dividends

ATI vs. IREN - Dividend Comparison

Neither ATI nor IREN has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ATI Allegheny Technologies Incorporated	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	1.51%	5.51%
IREN IREN Limited	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both ATI and IREN in my portfolio?

ATI and IREN have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ATI or IREN?

IREN has higher volatility (34.10%) compared to ATI (13.44%). In terms of maximum drawdown, ATI dropped -94.72% vs IREN's -96.21%.

Which has better risk-adjusted returns?

IREN currently has the higher Sharpe Ratio (4.76 vs 3.21), 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.