SIF vs. NPK
SIF (SIFCO Industries, Inc.) and NPK (National Presto Industries, Inc.) are both stocks. Both operate in the Aerospace & Defense industry within the Industrials sector. Over the past 10 years, SIF returned 8.07%/yr vs 7.75%/yr for NPK. At a 0.09 correlation, their price movements are largely independent.
Performance
SIF vs. NPK - Performance Comparison
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Returns By Period
In the year-to-date period, SIF achieves a 258.24% return, which is significantly higher than NPK's 21.09% return. Both investments have delivered pretty close results over the past 10 years, with SIF having a 8.07% annualized return and NPK not far behind at 7.75%.
SIF
- 1D
- 0.76%
- 1M
- 24.78%
- YTD
- 258.24%
- 6M
- 212.83%
- 1Y
- 444.69%
- 3Y*
- 102.71%
- 5Y*
- 14.63%
- 10Y*
- 8.07%
NPK
- 1D
- -0.01%
- 1M
- -3.18%
- YTD
- 21.09%
- 6M
- 36.73%
- 1Y
- 50.24%
- 3Y*
- 21.00%
- 5Y*
- 9.29%
- 10Y*
- 7.75%
SIF vs. NPK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SIF SIFCO Industries, Inc. | 258.24% | 57.40% | -21.92% | 110.21% | -66.77% | -22.62% | 112.66% | 14.49% | -48.12% | -13.07% |
NPK National Presto Industries, Inc. | 21.09% | 9.58% | 29.95% | 23.81% | -11.79% | -1.82% | 1.22% | -21.10% | 24.93% | -2.55% |
Correlation
The correlation between SIF and NPK is 0.18, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.18 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.16 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.15 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.10 |
Correlation (All Time) Calculated using the full available price history since Dec 31, 1987 | 0.09 |
Fundamentals
SIF:
$123.66M
NPK:
$918.79M
SIF:
$1.20
NPK:
$4.49
SIF:
16.61
NPK:
28.57
SIF:
1.02
NPK:
2.47
SIF:
1.29
NPK:
1.77
SIF:
$95.32M
NPK:
$518.53M
SIF:
$18.94M
NPK:
$79.31M
SIF:
$12.65M
NPK:
$45.82M
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Return for Risk
SIF vs. NPK — Risk / Return Rank
SIF
NPK
SIF vs. NPK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SIFCO Industries, Inc. (SIF) and National Presto Industries, Inc. (NPK). 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.
| SIF | NPK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +3.76 | ||
| Sortino ratioReturn per unit of downside risk | +2.94 | ||
| Omega ratioGain probability vs. loss probability | 1.58 | 1.24 | +0.33 |
| Calmar ratioReturn relative to maximum drawdown | 16.07 | 2.17 | +13.90 |
| Martin ratioReturn relative to average drawdown | 43.61 | 6.02 | +37.59 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| SIF | NPK | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 5.13 | 1.38 | +3.76 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.21 | 0.35 | -0.13 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.11 | 0.27 | -0.16 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.07 | 0.36 | -0.29 |
Drawdowns
SIF vs. NPK - Drawdown Comparison
The maximum SIF drawdown since its inception was -94.46%, which is greater than NPK's maximum drawdown of -53.91%. Use the drawdown chart below to compare losses from any high point for SIF and NPK.
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Drawdown Indicators
| SIF | NPK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -94.46% | -53.91% | -40.55% |
Max Drawdown (1Y)Largest decline over 1 year | -27.90% | -23.32% | -4.58% |
Max Drawdown (3Y)Largest decline over 3 years | -57.30% | -23.32% | -33.98% |
Max Drawdown (5Y)Largest decline over 5 years | -81.02% | -37.21% | -43.81% |
Max Drawdown (10Y)Largest decline over 10 years | -85.64% | -49.16% | -36.48% |
Current DrawdownCurrent decline from peak | -43.87% | -12.42% | -31.45% |
Average DrawdownAverage peak-to-trough decline | -55.77% | -25.04% | -30.73% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 10.26% | 8.37% | +1.89% |
Volatility
SIF vs. NPK - Volatility Comparison
SIFCO Industries, Inc. (SIF) has a higher volatility of 29.18% compared to National Presto Industries, Inc. (NPK) at 15.88%. This indicates that SIF's price experiences larger fluctuations and is considered to be riskier than NPK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SIF | NPK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 29.18% | 15.88% | +13.30% |
Volatility (6M)Calculated over the trailing 6-month period | 70.37% | 27.97% | +42.40% |
Volatility (1Y)Calculated over the trailing 1-year period | 87.74% | 36.63% | +51.11% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 68.81% | 26.93% | +41.88% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 73.46% | 28.53% | +44.93% |
Dividends
SIF vs. NPK - Dividend Comparison
SIF has not paid dividends to shareholders, while NPK's dividend yield for the trailing twelve months is around 0.78%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
NPK National Presto Industries, Inc. | 0.78% | 0.94% | 4.57% | 4.98% | 6.57% | 7.62% | 1.13% | 5.66% | 5.13% | 4.52% | 4.75% | 4.89% |
SIF SIFCO Industries, Inc. | 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
SIF vs. NPK - Financials Comparison
This section allows you to compare key financial metrics between SIFCO Industries, Inc. and National Presto Industries, 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
SIF vs. NPK - Profitability Comparison
SIF - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, SIFCO Industries, Inc. reported a gross profit of 5.66M and revenue of 26.44M. Therefore, the gross margin over that period was 21.4%.
NPK - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, National Presto Industries, Inc. reported a gross profit of 17.48M and revenue of 118.65M. Therefore, the gross margin over that period was 14.7%.
SIF - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, SIFCO Industries, Inc. reported an operating income of 2.66M and revenue of 26.44M, resulting in an operating margin of 10.1%.
NPK - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, National Presto Industries, Inc. reported an operating income of 8.03M and revenue of 118.65M, resulting in an operating margin of 6.8%.
SIF - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, SIFCO Industries, Inc. reported a net income of 2.65M and revenue of 26.44M, resulting in a net margin of 10.0%.
NPK - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, National Presto Industries, Inc. reported a net income of 6.63M and revenue of 118.65M, resulting in a net margin of 5.6%.
Frequently Asked Questions
SIF and NPK 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.
SIF has higher volatility (29.18%) compared to NPK (15.88%). In terms of maximum drawdown, SIF dropped -94.46% vs NPK's -53.91%.
SIF currently has the higher Sharpe Ratio (5.13 vs 1.38), 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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