SLGN vs. IOSP
SLGN (Silgan Holdings Inc.) and IOSP (Innospec Inc.) are both stocks. SLGN operates in Packaging & Containers (Consumer Cyclical), while IOSP operates in Specialty Chemicals (Basic Materials). Over the past 10 years, SLGN returned 7.11%/yr vs 6.74%/yr for IOSP. At a 0.34 correlation, their price movements are largely independent.
Performance
SLGN vs. IOSP - Performance Comparison
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Returns By Period
In the year-to-date period, SLGN achieves a 12.61% return, which is significantly higher than IOSP's 7.89% return. Over the past 10 years, SLGN has outperformed IOSP with an annualized return of 7.11%, while IOSP has yielded a comparatively lower 6.74% annualized return.
SLGN
- 1D
- 2.20%
- 1M
- 9.95%
- 6M
- 6.39%
- YTD
- 12.61%
- 1Y
- -16.56%
- 3Y*
- 0.28%
- 5Y*
- 3.17%
- 10Y*
- 7.11%
IOSP
- 1D
- 1.11%
- 1M
- -5.74%
- 6M
- 3.17%
- YTD
- 7.89%
- 1Y
- -5.29%
- 3Y*
- -4.67%
- 5Y*
- -0.48%
- 10Y*
- 6.74%
SLGN vs. IOSP - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SLGN Silgan Holdings Inc. | 12.61% | -21.11% | 16.80% | -11.33% | 22.68% | 17.06% | 21.06% | 33.55% | -18.44% | 16.08% |
IOSP Innospec Inc. | 7.89% | -28.94% | -9.57% | 21.46% | 15.25% | 0.77% | -11.00% | 69.43% | -11.48% | 4.30% |
Correlation
The correlation between SLGN and IOSP is 0.49, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.49 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.51 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.48 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.43 |
Correlation (All Time) Calculated using the full available price history since May 13, 1998 | 0.34 |
The correlation between SLGN and IOSP shifts across timeframes, from 0.34 (all time) to 0.51 (3 years), reflecting how their relationship changes across market environments.
Fundamentals
SLGN:
$4.75B
IOSP:
$2.01B
SLGN:
$2.67
IOSP:
$4.59
SLGN:
16.85
IOSP:
17.77
SLGN:
0.73
IOSP:
1.13
SLGN:
$6.58B
IOSP:
$1.79B
SLGN:
$1.14B
IOSP:
$490.80M
SLGN:
$842.47M
IOSP:
$162.50M
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Return for Risk
SLGN vs. IOSP — Risk / Return Rank
SLGN
IOSP
SLGN vs. IOSP - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Silgan Holdings Inc. (SLGN) and Innospec Inc. (IOSP). 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.
| SLGN | IOSP | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.25 | ||
| Sortino ratioReturn per unit of downside risk | -0.26 | ||
| Omega ratioGain probability vs. loss probability | 0.92 | 0.97 | -0.05 |
| Calmar ratioReturn relative to maximum drawdown | -0.50 | -0.25 | -0.25 |
| Martin ratioReturn relative to average drawdown | -0.72 | -0.55 | -0.17 |
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Drawdowns
SLGN vs. IOSP - Drawdown Comparison
The maximum SLGN drawdown since its inception was -86.14%, smaller than the maximum IOSP drawdown of -91.17%. Use the drawdown chart below to compare losses from any high point for SLGN and IOSP.
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Drawdown Indicators
| SLGN | IOSP | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -86.14% | -91.17% | +5.03% |
Max Drawdown (1Y)Largest decline over 1 year | -34.01% | -25.48% | -8.53% |
Max Drawdown (3Y)Largest decline over 3 years | -35.03% | -48.42% | +13.39% |
Max Drawdown (5Y)Largest decline over 5 years | -35.03% | -48.42% | +13.39% |
Max Drawdown (10Y)Largest decline over 10 years | -35.03% | -48.42% | +13.39% |
Current DrawdownCurrent decline from peak | -19.36% | -35.35% | +15.99% |
Average DrawdownAverage peak-to-trough decline | -16.64% | -28.70% | +12.06% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 23.91% | 12.22% | +11.69% |
Volatility
SLGN vs. IOSP - Volatility Comparison
Silgan Holdings Inc. (SLGN) has a higher volatility of 8.16% compared to Innospec Inc. (IOSP) at 5.96%. This indicates that SLGN's price experiences larger fluctuations and is considered to be riskier than IOSP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SLGN | IOSP | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.16% | 5.96% | +2.20% |
Volatility (6M)Calculated over the trailing 6-month period | 21.83% | 17.34% | +4.49% |
Volatility (1Y)Calculated over the trailing 1-year period | 33.12% | 23.90% | +9.22% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 25.92% | 26.61% | -0.69% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.93% | 31.27% | -7.34% |
Dividends
SLGN vs. IOSP - Dividend Comparison
SLGN's dividend yield for the trailing twelve months is around 1.82%, less than IOSP's 2.19% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IOSP Innospec Inc. | 2.19% | 2.23% | 1.41% | 1.14% | 1.24% | 1.28% | 1.15% | 0.99% | 1.44% | 1.09% | 0.98% | 1.12% |
SLGN Silgan Holdings Inc. | 1.82% | 1.98% | 1.46% | 1.59% | 1.23% | 1.31% | 1.29% | 1.42% | 1.69% | 1.22% | 1.33% | 1.19% |
Financials
SLGN vs. IOSP - Financials Comparison
This section allows you to compare key financial metrics between Silgan Holdings Inc. and Innospec Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
SLGN vs. IOSP - Profitability Comparison
SLGN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, Silgan Holdings Inc. reported a gross profit of 265.80M and revenue of 1.56B. Therefore, the gross margin over that period was 17.0%.
IOSP - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, Innospec Inc. reported a gross profit of 123.50M and revenue of 453.20M. Therefore, the gross margin over that period was 27.3%.
SLGN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, Silgan Holdings Inc. reported an operating income of 134.60M and revenue of 1.56B, resulting in an operating margin of 8.6%.
IOSP - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, Innospec Inc. reported an operating income of 36.50M and revenue of 453.20M, resulting in an operating margin of 8.1%.
SLGN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, Silgan Holdings Inc. reported a net income of 63.00M and revenue of 1.56B, resulting in a net margin of 4.0%.
IOSP - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, Innospec Inc. reported a net income of 30.40M and revenue of 453.20M, resulting in a net margin of 6.7%.
Frequently Asked Questions
SLGN and IOSP have a correlation of 0.49, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SLGN has higher volatility (8.16%) compared to IOSP (5.96%). In terms of maximum drawdown, SLGN dropped -86.14% vs IOSP's -91.17%.
IOSP currently has the higher Sharpe Ratio (-0.27 vs -0.52), 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.
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