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Side-by-side financial comparison of POWELL INDUSTRIES INC (POWL) and Protagonist Therapeutics, Inc (PTGX). Click either name above to swap in a different company.

POWELL INDUSTRIES INC is the larger business by last-quarter revenue ($251.2M vs $170.6M, roughly 1.5× Protagonist Therapeutics, Inc). Protagonist Therapeutics, Inc runs the higher net margin — 77.2% vs 16.5%, a 60.7% gap on every dollar of revenue. On growth, Protagonist Therapeutics, Inc posted the faster year-over-year revenue change (184.4% vs 4.0%). Protagonist Therapeutics, Inc produced more free cash flow last quarter ($182.8M vs $41.6M).

Powell Industries, Inc. is a manufacturer of Integrated/Packaged Solutions and Electrical Equipment to monitor and control the distribution of electrical power in commercial and industrial markets founded in 1947. Its headquarters is in Houston, Texas.

Protagonist Therapeutics, Inc. is a clinical-stage biopharmaceutical company focused on discovering and developing novel peptide-based targeted therapies for unmet medical needs, primarily covering gastrointestinal disorders, inflammatory diseases and rare disease indications. Its lead product candidates target inflammatory bowel disease and other chronic immune-related conditions, with operations spanning global R&D and partnership collaborations.

POWL vs PTGX — Head-to-Head

Bigger by revenue
POWL
POWL
1.5× larger
POWL
$251.2M
$170.6M
PTGX
Growing faster (revenue YoY)
PTGX
PTGX
+180.4% gap
PTGX
184.4%
4.0%
POWL
Higher net margin
PTGX
PTGX
60.7% more per $
PTGX
77.2%
16.5%
POWL
More free cash flow
PTGX
PTGX
$141.2M more FCF
PTGX
$182.8M
$41.6M
POWL

Income Statement — Q1 FY2026 vs Q4 FY2024

Metric
POWL
POWL
PTGX
PTGX
Revenue
$251.2M
$170.6M
Net Profit
$41.4M
$131.7M
Gross Margin
28.4%
Operating Margin
17.0%
74.3%
Net Margin
16.5%
77.2%
Revenue YoY
4.0%
184.4%
Net Profit YoY
19.1%
381.7%
EPS (diluted)
$3.40
$2.01

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
POWL
POWL
PTGX
PTGX
Q4 25
$251.2M
Q3 25
$298.0M
Q2 25
$286.3M
Q1 25
$278.6M
Q4 24
$241.4M
$170.6M
Q3 24
$275.1M
Q2 24
$288.2M
Q1 24
$255.1M
$255.0M
Net Profit
POWL
POWL
PTGX
PTGX
Q4 25
$41.4M
Q3 25
$51.4M
Q2 25
$48.2M
Q1 25
$46.3M
Q4 24
$34.8M
$131.7M
Q3 24
$46.1M
Q2 24
$46.2M
Q1 24
$33.5M
$207.3M
Gross Margin
POWL
POWL
PTGX
PTGX
Q4 25
28.4%
Q3 25
31.4%
Q2 25
30.7%
Q1 25
29.9%
Q4 24
24.7%
Q3 24
29.2%
Q2 24
28.4%
Q1 24
24.6%
Operating Margin
POWL
POWL
PTGX
PTGX
Q4 25
17.0%
Q3 25
21.2%
Q2 25
21.0%
Q1 25
21.1%
Q4 24
14.7%
74.3%
Q3 24
20.4%
Q2 24
19.9%
Q1 24
15.5%
80.9%
Net Margin
POWL
POWL
PTGX
PTGX
Q4 25
16.5%
Q3 25
17.3%
Q2 25
16.8%
Q1 25
16.6%
Q4 24
14.4%
77.2%
Q3 24
16.7%
Q2 24
16.0%
Q1 24
13.1%
81.3%
EPS (diluted)
POWL
POWL
PTGX
PTGX
Q4 25
$3.40
Q3 25
$4.23
Q2 25
$3.96
Q1 25
$3.81
Q4 24
$2.86
$2.01
Q3 24
$3.77
Q2 24
$3.79
Q1 24
$2.75
$3.26

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
POWL
POWL
PTGX
PTGX
Cash + ST InvestmentsLiquidity on hand
$500.8M
$418.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$668.9M
$675.3M
Total Assets
$1.1B
$744.7M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
POWL
POWL
PTGX
PTGX
Q4 25
$500.8M
Q3 25
$475.5M
Q2 25
$433.0M
Q1 25
$389.3M
Q4 24
$373.4M
$418.9M
Q3 24
$358.4M
Q2 24
$374.0M
Q1 24
$365.3M
$322.6M
Stockholders' Equity
POWL
POWL
PTGX
PTGX
Q4 25
$668.9M
Q3 25
$640.8M
Q2 25
$594.9M
Q1 25
$541.4M
Q4 24
$496.3M
$675.3M
Q3 24
$483.1M
Q2 24
$436.7M
Q1 24
$393.8M
$560.4M
Total Assets
POWL
POWL
PTGX
PTGX
Q4 25
$1.1B
Q3 25
$1.1B
Q2 25
$1.0B
Q1 25
$965.4M
Q4 24
$912.7M
$744.7M
Q3 24
$928.2M
Q2 24
$869.0M
Q1 24
$849.6M
$629.3M

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
POWL
POWL
PTGX
PTGX
Operating Cash FlowLast quarter
$43.6M
$184.2M
Free Cash FlowOCF − Capex
$41.6M
$182.8M
FCF MarginFCF / Revenue
16.6%
107.1%
Capex IntensityCapex / Revenue
0.8%
0.8%
Cash ConversionOCF / Net Profit
1.05×
1.40×
TTM Free Cash FlowTrailing 4 quarters
$161.5M
$101.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
POWL
POWL
PTGX
PTGX
Q4 25
$43.6M
Q3 25
$61.1M
Q2 25
$47.4M
Q1 25
$22.4M
Q4 24
$37.1M
$184.2M
Q3 24
$-6.0M
Q2 24
$13.8M
Q1 24
$17.0M
$-27.4M
Free Cash Flow
POWL
POWL
PTGX
PTGX
Q4 25
$41.6M
Q3 25
$59.3M
Q2 25
$42.3M
Q1 25
$18.3M
Q4 24
$34.9M
$182.8M
Q3 24
$-14.4M
Q2 24
$12.4M
Q1 24
$16.1M
$-27.7M
FCF Margin
POWL
POWL
PTGX
PTGX
Q4 25
16.6%
Q3 25
19.9%
Q2 25
14.8%
Q1 25
6.6%
Q4 24
14.4%
107.1%
Q3 24
-5.3%
Q2 24
4.3%
Q1 24
6.3%
-10.9%
Capex Intensity
POWL
POWL
PTGX
PTGX
Q4 25
0.8%
Q3 25
0.6%
Q2 25
1.8%
Q1 25
1.5%
Q4 24
0.9%
0.8%
Q3 24
3.1%
Q2 24
0.5%
Q1 24
0.4%
0.1%
Cash Conversion
POWL
POWL
PTGX
PTGX
Q4 25
1.05×
Q3 25
1.19×
Q2 25
0.98×
Q1 25
0.48×
Q4 24
1.07×
1.40×
Q3 24
-0.13×
Q2 24
0.30×
Q1 24
0.51×
-0.13×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

POWL
POWL

Oil And Gas Service$97.9M39%
Electricity$69.3M28%
Commercial And Other Industrial$40.6M16%
Petrochemical$22.8M9%
Other Customers$12.0M5%
Light Rail Traction Power Customer$8.6M3%

PTGX
PTGX

Segment breakdown not available.

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