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

POWELL INDUSTRIES INC is the larger business by last-quarter revenue ($251.2M vs $148.9M, roughly 1.7× Mirum Pharmaceuticals, Inc.). POWELL INDUSTRIES INC runs the higher net margin — 16.5% vs -3.8%, a 20.3% gap on every dollar of revenue. On growth, Mirum Pharmaceuticals, Inc. posted the faster year-over-year revenue change (49.8% vs 4.0%). POWELL INDUSTRIES INC produced more free cash flow last quarter ($41.6M vs $5.5M). Over the past eight quarters, Mirum Pharmaceuticals, Inc.'s revenue compounded faster (46.7% CAGR vs -0.8%).

Mirum Pharmaceuticals, Inc. is a late-stage biopharmaceutical company focused on developing and commercializing innovative therapies for patients with rare, debilitating liver diseases that have high unmet medical needs, serving both pediatric and adult patient groups across North America, Europe and other global regions.

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.

MIRM vs POWL — Head-to-Head

Bigger by revenue
POWL
POWL
1.7× larger
POWL
$251.2M
$148.9M
MIRM
Growing faster (revenue YoY)
MIRM
MIRM
+45.8% gap
MIRM
49.8%
4.0%
POWL
Higher net margin
POWL
POWL
20.3% more per $
POWL
16.5%
-3.8%
MIRM
More free cash flow
POWL
POWL
$36.1M more FCF
POWL
$41.6M
$5.5M
MIRM
Faster 2-yr revenue CAGR
MIRM
MIRM
Annualised
MIRM
46.7%
-0.8%
POWL

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
MIRM
MIRM
POWL
POWL
Revenue
$148.9M
$251.2M
Net Profit
$-5.7M
$41.4M
Gross Margin
28.4%
Operating Margin
-3.1%
17.0%
Net Margin
-3.8%
16.5%
Revenue YoY
49.8%
4.0%
Net Profit YoY
75.9%
19.1%
EPS (diluted)
$-0.10
$3.40

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
MIRM
MIRM
POWL
POWL
Q4 25
$148.9M
$251.2M
Q3 25
$133.0M
$298.0M
Q2 25
$127.8M
$286.3M
Q1 25
$111.6M
$278.6M
Q4 24
$99.4M
$241.4M
Q3 24
$90.4M
$275.1M
Q2 24
$77.9M
$288.2M
Q1 24
$69.2M
$255.1M
Net Profit
MIRM
MIRM
POWL
POWL
Q4 25
$-5.7M
$41.4M
Q3 25
$2.9M
$51.4M
Q2 25
$-5.9M
$48.2M
Q1 25
$-14.7M
$46.3M
Q4 24
$-23.8M
$34.8M
Q3 24
$-14.2M
$46.1M
Q2 24
$-24.6M
$46.2M
Q1 24
$-25.3M
$33.5M
Gross Margin
MIRM
MIRM
POWL
POWL
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
MIRM
MIRM
POWL
POWL
Q4 25
-3.1%
17.0%
Q3 25
2.0%
21.2%
Q2 25
-3.9%
21.0%
Q1 25
-13.6%
21.1%
Q4 24
-24.4%
14.7%
Q3 24
-14.0%
20.4%
Q2 24
-31.1%
19.9%
Q1 24
-38.2%
15.5%
Net Margin
MIRM
MIRM
POWL
POWL
Q4 25
-3.8%
16.5%
Q3 25
2.2%
17.3%
Q2 25
-4.6%
16.8%
Q1 25
-13.2%
16.6%
Q4 24
-23.9%
14.4%
Q3 24
-15.8%
16.7%
Q2 24
-31.6%
16.0%
Q1 24
-36.5%
13.1%
EPS (diluted)
MIRM
MIRM
POWL
POWL
Q4 25
$-0.10
$3.40
Q3 25
$0.05
$4.23
Q2 25
$-0.12
$3.96
Q1 25
$-0.30
$3.81
Q4 24
$-0.49
$2.86
Q3 24
$-0.30
$3.77
Q2 24
$-0.52
$3.79
Q1 24
$-0.54
$2.75

Balance Sheet & Financial Strength

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

Metric
MIRM
MIRM
POWL
POWL
Cash + ST InvestmentsLiquidity on hand
$383.3M
$500.8M
Total DebtLower is stronger
Stockholders' EquityBook value
$314.7M
$668.9M
Total Assets
$842.8M
$1.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MIRM
MIRM
POWL
POWL
Q4 25
$383.3M
$500.8M
Q3 25
$375.5M
$475.5M
Q2 25
$304.6M
$433.0M
Q1 25
$277.7M
$389.3M
Q4 24
$280.3M
$373.4M
Q3 24
$284.4M
$358.4M
Q2 24
$278.4M
$374.0M
Q1 24
$302.8M
$365.3M
Stockholders' Equity
MIRM
MIRM
POWL
POWL
Q4 25
$314.7M
$668.9M
Q3 25
$292.0M
$640.8M
Q2 25
$255.2M
$594.9M
Q1 25
$233.3M
$541.4M
Q4 24
$225.6M
$496.3M
Q3 24
$232.0M
$483.1M
Q2 24
$229.0M
$436.7M
Q1 24
$234.6M
$393.8M
Total Assets
MIRM
MIRM
POWL
POWL
Q4 25
$842.8M
$1.1B
Q3 25
$785.1M
$1.1B
Q2 25
$725.8M
$1.0B
Q1 25
$690.2M
$965.4M
Q4 24
$670.8M
$912.7M
Q3 24
$667.9M
$928.2M
Q2 24
$660.8M
$869.0M
Q1 24
$652.0M
$849.6M

Cash Flow & Capital Efficiency

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

Metric
MIRM
MIRM
POWL
POWL
Operating Cash FlowLast quarter
$6.1M
$43.6M
Free Cash FlowOCF − Capex
$5.5M
$41.6M
FCF MarginFCF / Revenue
3.7%
16.6%
Capex IntensityCapex / Revenue
0.4%
0.8%
Cash ConversionOCF / Net Profit
1.05×
TTM Free Cash FlowTrailing 4 quarters
$54.9M
$161.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MIRM
MIRM
POWL
POWL
Q4 25
$6.1M
$43.6M
Q3 25
$39.7M
$61.1M
Q2 25
$12.0M
$47.4M
Q1 25
$-2.0M
$22.4M
Q4 24
$-5.1M
$37.1M
Q3 24
$4.0M
$-6.0M
Q2 24
$-3.8M
$13.8M
Q1 24
$15.2M
$17.0M
Free Cash Flow
MIRM
MIRM
POWL
POWL
Q4 25
$5.5M
$41.6M
Q3 25
$39.5M
$59.3M
Q2 25
$11.9M
$42.3M
Q1 25
$-2.0M
$18.3M
Q4 24
$-5.1M
$34.9M
Q3 24
$3.8M
$-14.4M
Q2 24
$-4.6M
$12.4M
Q1 24
$15.2M
$16.1M
FCF Margin
MIRM
MIRM
POWL
POWL
Q4 25
3.7%
16.6%
Q3 25
29.7%
19.9%
Q2 25
9.3%
14.8%
Q1 25
-1.8%
6.6%
Q4 24
-5.1%
14.4%
Q3 24
4.2%
-5.3%
Q2 24
-5.9%
4.3%
Q1 24
22.0%
6.3%
Capex Intensity
MIRM
MIRM
POWL
POWL
Q4 25
0.4%
0.8%
Q3 25
0.1%
0.6%
Q2 25
0.1%
1.8%
Q1 25
0.0%
1.5%
Q4 24
0.0%
0.9%
Q3 24
0.2%
3.1%
Q2 24
1.0%
0.5%
Q1 24
0.0%
0.4%
Cash Conversion
MIRM
MIRM
POWL
POWL
Q4 25
1.05×
Q3 25
13.66×
1.19×
Q2 25
0.98×
Q1 25
0.48×
Q4 24
1.07×
Q3 24
-0.13×
Q2 24
0.30×
Q1 24
0.51×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MIRM
MIRM

Livmarli$106.4M71%
Bile Acid Medicines$42.5M29%

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%

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