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Side-by-side financial comparison of Mirum Pharmaceuticals, Inc. (MIRM) and Perimeter Solutions, Inc. (PRM). Click either name above to swap in a different company.

Mirum Pharmaceuticals, Inc. is the larger business by last-quarter revenue ($148.9M vs $102.8M, roughly 1.4× Perimeter Solutions, Inc.). Mirum Pharmaceuticals, Inc. runs the higher net margin — -3.8% vs -136.5%, a 132.6% gap on every dollar of revenue. On growth, Mirum Pharmaceuticals, Inc. posted the faster year-over-year revenue change (49.8% vs 19.2%). Perimeter Solutions, Inc. produced more free cash flow last quarter ($11.6M vs $5.5M). Over the past eight quarters, Mirum Pharmaceuticals, Inc.'s revenue compounded faster (46.7% CAGR vs 31.9%).

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.

Perimeter 81 is an Israeli cloud and network security company that develops secure remote networks, based on the zero trust architecture, for organizations. Its technology replaces legacy security appliances like VPNs and firewalls.

MIRM vs PRM — Head-to-Head

Bigger by revenue
MIRM
MIRM
1.4× larger
MIRM
$148.9M
$102.8M
PRM
Growing faster (revenue YoY)
MIRM
MIRM
+30.7% gap
MIRM
49.8%
19.2%
PRM
Higher net margin
MIRM
MIRM
132.6% more per $
MIRM
-3.8%
-136.5%
PRM
More free cash flow
PRM
PRM
$6.1M more FCF
PRM
$11.6M
$5.5M
MIRM
Faster 2-yr revenue CAGR
MIRM
MIRM
Annualised
MIRM
46.7%
31.9%
PRM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MIRM
MIRM
PRM
PRM
Revenue
$148.9M
$102.8M
Net Profit
$-5.7M
$-140.2M
Gross Margin
45.2%
Operating Margin
-3.1%
-160.7%
Net Margin
-3.8%
-136.5%
Revenue YoY
49.8%
19.2%
Net Profit YoY
75.9%
-197.3%
EPS (diluted)
$-0.10
$-0.89

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
PRM
PRM
Q4 25
$148.9M
$102.8M
Q3 25
$133.0M
$315.4M
Q2 25
$127.8M
$162.6M
Q1 25
$111.6M
$72.0M
Q4 24
$99.4M
$86.2M
Q3 24
$90.4M
$288.4M
Q2 24
$77.9M
$127.3M
Q1 24
$69.2M
$59.0M
Net Profit
MIRM
MIRM
PRM
PRM
Q4 25
$-5.7M
$-140.2M
Q3 25
$2.9M
$-90.7M
Q2 25
$-5.9M
$-32.2M
Q1 25
$-14.7M
$56.7M
Q4 24
$-23.8M
$144.2M
Q3 24
$-14.2M
$-89.2M
Q2 24
$-24.6M
$21.6M
Q1 24
$-25.3M
$-82.6M
Gross Margin
MIRM
MIRM
PRM
PRM
Q4 25
45.2%
Q3 25
63.1%
Q2 25
62.4%
Q1 25
39.1%
Q4 24
48.6%
Q3 24
62.8%
Q2 24
57.6%
Q1 24
35.1%
Operating Margin
MIRM
MIRM
PRM
PRM
Q4 25
-3.1%
-160.7%
Q3 25
2.0%
-27.7%
Q2 25
-3.9%
-16.1%
Q1 25
-13.6%
Q4 24
-24.4%
71.1%
Q3 24
-14.0%
-12.2%
Q2 24
-31.1%
35.4%
Q1 24
-38.2%
-126.8%
Net Margin
MIRM
MIRM
PRM
PRM
Q4 25
-3.8%
-136.5%
Q3 25
2.2%
-28.7%
Q2 25
-4.6%
-19.8%
Q1 25
-13.2%
78.7%
Q4 24
-23.9%
167.2%
Q3 24
-15.8%
-30.9%
Q2 24
-31.6%
17.0%
Q1 24
-36.5%
-139.8%
EPS (diluted)
MIRM
MIRM
PRM
PRM
Q4 25
$-0.10
$-0.89
Q3 25
$0.05
$-0.62
Q2 25
$-0.12
$-0.22
Q1 25
$-0.30
$0.36
Q4 24
$-0.49
$1.00
Q3 24
$-0.30
$-0.61
Q2 24
$-0.52
$0.14
Q1 24
$-0.54
$-0.57

Balance Sheet & Financial Strength

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

Metric
MIRM
MIRM
PRM
PRM
Cash + ST InvestmentsLiquidity on hand
$383.3M
$325.9M
Total DebtLower is stronger
$669.1M
Stockholders' EquityBook value
$314.7M
$1.1B
Total Assets
$842.8M
$2.7B
Debt / EquityLower = less leverage
0.59×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MIRM
MIRM
PRM
PRM
Q4 25
$383.3M
$325.9M
Q3 25
$375.5M
$340.6M
Q2 25
$304.6M
$140.7M
Q1 25
$277.7M
$200.1M
Q4 24
$280.3M
$198.5M
Q3 24
$284.4M
$223.1M
Q2 24
$278.4M
$43.2M
Q1 24
$302.8M
$38.7M
Total Debt
MIRM
MIRM
PRM
PRM
Q4 25
$669.1M
Q3 25
$668.8M
Q2 25
$668.4M
Q1 25
$668.1M
Q4 24
$667.8M
Q3 24
$667.4M
Q2 24
$667.1M
Q1 24
$666.8M
Stockholders' Equity
MIRM
MIRM
PRM
PRM
Q4 25
$314.7M
$1.1B
Q3 25
$292.0M
$1.1B
Q2 25
$255.2M
$1.2B
Q1 25
$233.3M
$1.2B
Q4 24
$225.6M
$1.2B
Q3 24
$232.0M
$1.0B
Q2 24
$229.0M
$1.1B
Q1 24
$234.6M
$1.1B
Total Assets
MIRM
MIRM
PRM
PRM
Q4 25
$842.8M
$2.7B
Q3 25
$785.1M
$2.6B
Q2 25
$725.8M
$2.5B
Q1 25
$690.2M
$2.4B
Q4 24
$670.8M
$2.4B
Q3 24
$667.9M
$2.5B
Q2 24
$660.8M
$2.3B
Q1 24
$652.0M
$2.3B
Debt / Equity
MIRM
MIRM
PRM
PRM
Q4 25
0.59×
Q3 25
0.60×
Q2 25
0.57×
Q1 25
0.55×
Q4 24
0.58×
Q3 24
0.67×
Q2 24
0.62×
Q1 24
0.63×

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
PRM
PRM
Operating Cash FlowLast quarter
$6.1M
$18.6M
Free Cash FlowOCF − Capex
$5.5M
$11.6M
FCF MarginFCF / Revenue
3.7%
11.3%
Capex IntensityCapex / Revenue
0.4%
6.8%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$54.9M
$208.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MIRM
MIRM
PRM
PRM
Q4 25
$6.1M
$18.6M
Q3 25
$39.7M
$198.7M
Q2 25
$12.0M
$-2.9M
Q1 25
$-2.0M
$23.7M
Q4 24
$-5.1M
$-6.0M
Q3 24
$4.0M
$183.0M
Q2 24
$-3.8M
$8.6M
Q1 24
$15.2M
$2.8M
Free Cash Flow
MIRM
MIRM
PRM
PRM
Q4 25
$5.5M
$11.6M
Q3 25
$39.5M
$193.6M
Q2 25
$11.9M
$-15.6M
Q1 25
$-2.0M
$18.9M
Q4 24
$-5.1M
$-12.4M
Q3 24
$3.8M
$179.1M
Q2 24
$-4.6M
$5.0M
Q1 24
$15.2M
$1.2M
FCF Margin
MIRM
MIRM
PRM
PRM
Q4 25
3.7%
11.3%
Q3 25
29.7%
61.4%
Q2 25
9.3%
-9.6%
Q1 25
-1.8%
26.3%
Q4 24
-5.1%
-14.4%
Q3 24
4.2%
62.1%
Q2 24
-5.9%
3.9%
Q1 24
22.0%
2.1%
Capex Intensity
MIRM
MIRM
PRM
PRM
Q4 25
0.4%
6.8%
Q3 25
0.1%
1.6%
Q2 25
0.1%
7.8%
Q1 25
0.0%
6.7%
Q4 24
0.0%
7.5%
Q3 24
0.2%
1.3%
Q2 24
1.0%
2.9%
Q1 24
0.0%
2.6%
Cash Conversion
MIRM
MIRM
PRM
PRM
Q4 25
Q3 25
13.66×
Q2 25
Q1 25
0.42×
Q4 24
-0.04×
Q3 24
Q2 24
0.40×
Q1 24

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%

PRM
PRM

Products$87.7M85%
Service And Other$14.8M14%

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