ISSC vs. ERO

Last updated Jun 13, 2026

ISSC (Innovative Solutions and Support, Inc.) and ERO (Ero Copper Corp) are both stocks. ISSC operates in Aerospace & Defense (Industrials), while ERO operates in Copper (Basic Materials). Over the past 5 years, ISSC returned 24.62%/yr vs 4.57%/yr for ERO. At a 0.15 correlation, their price movements are largely independent.

Performance

ISSC vs. ERO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Innovative Solutions and Support, Inc. (ISSC) and Ero Copper Corp (ERO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ISSC achieves a -2.43% return, which is significantly lower than ERO's 3.89% return.

ISSC

• 1D: -4.59%
• 1M: 13.55%
• YTD: -2.43%
• 6M: 65.59%
• 1Y: 46.20%
• 3Y*: 38.47%
• 5Y*: 24.62%
• 10Y*: 21.80%

ERO

• 1D: 6.10%
• 1M: 7.81%
• YTD: 3.89%
• 6M: 16.30%
• 1Y: 95.54%
• 3Y*: 14.46%
• 5Y*: 4.57%
• 10Y*: —

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

ISSC vs. ERO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ISSC Innovative Solutions and Support, Inc.	-2.43%	121.78%	0.12%	3.77%	25.32%	0.61%	29.83%	158.41%	-23.13%	-11.18%
ERO Ero Copper Corp	3.89%	109.87%	-14.63%	14.84%	-10.07%	-5.73%	-10.97%	151.68%	21.41%	52.76%

Correlation

The correlation between ISSC and ERO is 0.30, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.30
Correlation (3Y) Calculated over the trailing 3-year period	0.18
Correlation (5Y) Calculated over the trailing 5-year period	0.20
Correlation (All Time) Calculated using the full available price history since Oct 23, 2017	0.15

The correlation between ISSC and ERO shifts across timeframes, from 0.15 (all time) to 0.30 (1 year), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap ISSC : $338.23M ERO : $3.09B
EPS ISSC : $0.94 ERO : $2.80
PE Ratio ISSC : 19.62 ERO : 10.51
PEG Ratio ISSC : 0.50 ERO : 0.11
PS Ratio ISSC : 3.69 ERO : 3.32
PB Ratio ISSC : 4.69 ERO : 2.80
Total Revenue (TTM) ISSC : $90.56M ERO : $925.20M
Gross Profit (TTM) ISSC : $44.22M ERO : $394.67M
EBITDA (TTM) ISSC : $26.70M ERO : $528.87M

Return for Risk

ISSC vs. ERO — Risk / Return Rank

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

ISSC

ISSC Risk / Return Rank: 63
ISSC Sharpe Ratio Rank: 63
ISSC Sortino Ratio Rank: 65
ISSC Omega Ratio Rank: 65
ISSC Calmar Ratio Rank: 62
ISSC Martin Ratio Rank: 59

ERO

ERO Risk / Return Rank: 78
ERO Sharpe Ratio Rank: 83
ERO Sortino Ratio Rank: 77
ERO Omega Ratio Rank: 76
ERO Calmar Ratio Rank: 79
ERO Martin Ratio Rank: 77

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.

ISSC vs. ERO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Innovative Solutions and Support, Inc. (ISSC) and Ero Copper Corp (ERO). 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.

	ISSC	ERO	Difference
Sharpe ratio: Return per unit of total volatility	0.60	1.52	-0.91
Sortino ratio: Return per unit of downside risk	1.38	1.97	-0.60
Omega ratio: Gain probability vs. loss probability	1.18	1.26	-0.07
Calmar ratio: Return relative to maximum drawdown	0.87	2.32	-1.45
Martin ratio: Return relative to average drawdown	1.59	4.95	-3.36

ISSC vs. ERO - Sharpe Ratio Comparison

The current ISSC Sharpe Ratio is 0.60, which is lower than the ERO Sharpe Ratio of 1.52. The chart below compares the historical Sharpe Ratios of ISSC and ERO, 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

ISSC vs. ERO - Drawdown Comparison

The maximum ISSC drawdown since its inception was -89.03%, which is greater than ERO's maximum drawdown of -67.17%. Use the drawdown chart below to compare losses from any high point for ISSC and ERO.

Drawdown Indicators

	ISSC	ERO	Difference
Max Drawdown Largest peak-to-trough decline	-89.03%	-67.17%	-21.86%
Max Drawdown (1Y) Largest decline over 1 year	-57.83%	-37.97%	-19.86%
Max Drawdown (3Y) Largest decline over 3 years	-57.83%	-59.84%	+2.01%
Max Drawdown (5Y) Largest decline over 5 years	-57.83%	-61.02%	+3.19%
Max Drawdown (10Y) Largest decline over 10 years	-62.41%	—	—
Current Drawdown Current decline from peak	-39.53%	-22.72%	-16.81%
Average Drawdown Average peak-to-trough decline	-50.58%	-27.04%	-23.54%
Ulcer Index Depth and duration of drawdowns from previous peaks	31.63%	17.75%	+13.88%

Volatility

ISSC vs. ERO - Volatility Comparison

Innovative Solutions and Support, Inc. (ISSC) and Ero Copper Corp (ERO) have volatilities of 25.92% and 26.23%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ISSC	ERO	Difference
Volatility (1M) Calculated over the trailing 1-month period	25.92%	26.23%	-0.31%
Volatility (6M) Calculated over the trailing 6-month period	65.82%	47.36%	+18.46%
Volatility (1Y) Calculated over the trailing 1-year period	83.28%	58.06%	+25.22%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	59.11%	55.03%	+4.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	57.12%	59.38%	-2.26%

Dividends

ISSC vs. ERO - Dividend Comparison

Neither ISSC nor ERO has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020
ERO Ero Copper Corp	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
ISSC Innovative Solutions and Support, Inc.	0.00%	0.00%	0.00%	0.00%	0.01%	0.00%	17.64%

Financials

ISSC vs. ERO - Profitability Comparison

The chart below illustrates the profitability comparison between Innovative Solutions and Support, Inc. and Ero Copper Corp over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

ISSC - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Innovative Solutions and Support, Inc. reported a gross profit of 11.43M and revenue of 22.37M. Therefore, the gross margin over that period was 51.1%.

ERO - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Ero Copper Corp reported a gross profit of 103.33M and revenue of 259.52M. Therefore, the gross margin over that period was 39.8%.

ISSC - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Innovative Solutions and Support, Inc. reported an operating income of 4.94M and revenue of 22.37M, resulting in an operating margin of 22.1%.

ERO - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Ero Copper Corp reported an operating income of 90.17M and revenue of 259.52M, resulting in an operating margin of 34.7%.

ISSC - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Innovative Solutions and Support, Inc. reported a net income of 3.43M and revenue of 22.37M, resulting in a net margin of 15.4%.

ERO - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Ero Copper Corp reported a net income of 107.26M and revenue of 259.52M, resulting in a net margin of 41.3%.

Frequently Asked Questions

Can I hold both ISSC and ERO in my portfolio?

ISSC and ERO have a correlation of 0.30, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ISSC or ERO?

ERO has higher volatility (26.23%) compared to ISSC (25.92%). In terms of maximum drawdown, ISSC dropped -89.03% vs ERO's -67.17%.

Which has better risk-adjusted returns?

ERO currently has the higher Sharpe Ratio (1.52 vs 0.60), 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.