POWL vs. BELFB

Last updated Apr 1, 2026

Compare and contrast key facts about Powell Industries, Inc. (POWL) and Bel Fuse Inc. (BELFB).

Performance

POWL vs. BELFB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Powell Industries, Inc. (POWL) and Bel Fuse Inc. (BELFB). The values are adjusted to include any dividend payments, if applicable.

POWL vs. BELFB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
POWL Powell Industries, Inc.	69.82%	44.49%	152.21%	155.62%	24.34%	3.60%	-37.60%	101.58%	-9.92%	-24.00%
BELFB Bel Fuse Inc.	16.76%	106.32%	24.03%	104.19%	158.73%	-12.33%	-24.84%	13.09%	-25.89%	-17.68%

Fundamentals

Market Cap POWL : $6.58B BELFB : $418.73M
EPS POWL : $15.39 BELFB : $6.88
PE Ratio POWL : 35.15 BELFB : 28.79
PEG Ratio POWL : 0.06 BELFB : 0.66
PS Ratio POWL : 5.91 BELFB : 2.62
PB Ratio POWL : 9.84 BELFB : 0.45
Total Revenue (TTM) POWL : $1.11B BELFB : $675.46M
Gross Profit (TTM) POWL : $336.28M BELFB : $264.42M
EBITDA (TTM) POWL : $236.98M BELFB : $142.97M

Returns By Period

In the year-to-date period, POWL achieves a 69.82% return, which is significantly higher than BELFB's 16.76% return. Over the past 10 years, POWL has outperformed BELFB with an annualized return of 36.90%, while BELFB has yielded a comparatively lower 31.01% annualized return.

POWL

• 1D: 7.66%
• 1M: 3.34%
• YTD: 69.82%
• 6M: 77.75%
• 1Y: 218.89%
• 3Y*: 135.06%
• 5Y*: 77.57%
• 10Y*: 36.90%

BELFB

• 1D: 0.08%
• 1M: -13.81%
• YTD: 16.76%
• 6M: 40.51%
• 1Y: 165.14%
• 3Y*: 74.71%
• 5Y*: 59.14%
• 10Y*: 31.01%

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

Return for Risk

POWL vs. BELFB — Risk / Return Rank

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

POWL

POWL Risk / Return Rank: 96
POWL Sharpe Ratio Rank: 98
POWL Sortino Ratio Rank: 96
POWL Omega Ratio Rank: 93
POWL Calmar Ratio Rank: 96
POWL Martin Ratio Rank: 97

BELFB

BELFB Risk / Return Rank: 96
BELFB Sharpe Ratio Rank: 97
BELFB Sortino Ratio Rank: 94
BELFB Omega Ratio Rank: 94
BELFB Calmar Ratio Rank: 98
BELFB Martin Ratio Rank: 98

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.

POWL vs. BELFB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Powell Industries, Inc. (POWL) and Bel Fuse Inc. (BELFB). 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.

	POWL	BELFB	Difference
Sharpe ratio Return per unit of total volatility	3.77	3.25	+0.52
Sortino ratio Return per unit of downside risk	3.74	3.36	+0.37
Omega ratio Gain probability vs. loss probability	1.45	1.46	0.00
Calmar ratio Return relative to maximum drawdown	6.72	8.40	-1.68
Martin ratio Return relative to average drawdown	21.57	24.43	-2.87
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

POWL vs. BELFB - Sharpe Ratio Comparison

The current POWL Sharpe Ratio is 3.77, which is comparable to the BELFB Sharpe Ratio of 3.25. The chart below compares the historical Sharpe Ratios of POWL and BELFB, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	POWL	BELFB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.77	3.25	+0.52
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.24	1.13	+0.10
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.68	0.54	+0.15
Sharpe Ratio (All Time) Calculated using the full available price history	0.26	0.23	+0.03

Correlation

The correlation between POWL and BELFB is 0.32, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

POWL vs. BELFB - Dividend Comparison

POWL's dividend yield for the trailing twelve months is around 0.20%, more than BELFB's 0.14% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
POWL Powell Industries, Inc.	0.20%	0.34%	0.48%	1.19%	2.96%	3.53%	3.53%	2.12%	4.16%	3.63%	2.67%	4.00%
BELFB Bel Fuse Inc.	0.14%	0.17%	0.34%	0.42%	0.85%	2.17%	1.86%	1.37%	1.52%	1.11%	0.91%	1.62%

Drawdowns

POWL vs. BELFB - Drawdown Comparison

The maximum POWL drawdown since its inception was -73.10%, smaller than the maximum BELFB drawdown of -81.89%. Use the drawdown chart below to compare losses from any high point for POWL and BELFB.

Drawdown Indicators

	POWL	BELFB	Difference
Max Drawdown Largest peak-to-trough decline	-73.10%	-81.89%	+8.79%
Max Drawdown (1Y) Largest decline over 1 year	-30.88%	-19.94%	-10.94%
Max Drawdown (5Y) Largest decline over 5 years	-55.76%	-44.50%	-11.26%
Max Drawdown (10Y) Largest decline over 10 years	-68.85%	-79.79%	+10.94%
Current Drawdown Current decline from peak	-8.70%	-16.95%	+8.25%
Average Drawdown Average peak-to-trough decline	-36.27%	-37.08%	+0.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.61%	6.86%	+2.75%

Volatility

POWL vs. BELFB - Volatility Comparison

Powell Industries, Inc. (POWL) has a higher volatility of 21.23% compared to Bel Fuse Inc. (BELFB) at 16.73%. This indicates that POWL's price experiences larger fluctuations and is considered to be riskier than BELFB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	POWL	BELFB	Difference
Volatility (1M) Calculated over the trailing 1-month period	21.23%	16.73%	+4.50%
Volatility (6M) Calculated over the trailing 6-month period	43.63%	33.33%	+10.30%
Volatility (1Y) Calculated over the trailing 1-year period	58.53%	51.09%	+7.44%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	63.13%	52.48%	+10.65%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	54.21%	58.11%	-3.90%

Financials

POWL vs. BELFB - Profitability Comparison

The chart below illustrates the profitability comparison between Powell Industries, Inc. and Bel Fuse Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

POWL - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Powell Industries, Inc. reported a gross profit of 71.42M and revenue of 251.18M. Therefore, the gross margin over that period was 28.4%.

BELFB - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Bel Fuse Inc. reported a gross profit of 69.38M and revenue of 175.94M. Therefore, the gross margin over that period was 39.4%.

POWL - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Powell Industries, Inc. reported an operating income of 42.99M and revenue of 251.18M, resulting in an operating margin of 17.1%.

BELFB - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Bel Fuse Inc. reported an operating income of 25.78M and revenue of 175.94M, resulting in an operating margin of 14.7%.

POWL - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Powell Industries, Inc. reported a net income of 41.39M and revenue of 251.18M, resulting in a net margin of 16.5%.

BELFB - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Bel Fuse Inc. reported a net income of -5.45M and revenue of 175.94M, resulting in a net margin of -3.1%.