vs

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

GIBRALTAR INDUSTRIES, INC. is the larger business by last-quarter revenue ($225.0M vs $148.9M, roughly 1.5× Mirum Pharmaceuticals, Inc.). On growth, Mirum Pharmaceuticals, Inc. posted the faster year-over-year revenue change (49.8% vs 24.9%). GIBRALTAR INDUSTRIES, INC. produced more free cash flow last quarter ($26.2M vs $5.5M). Over the past eight quarters, Mirum Pharmaceuticals, Inc.'s revenue compounded faster (46.7% CAGR vs -12.3%).

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.

Gibraltar Industries, Inc. is a leading manufacturer and distributor of specialized building, infrastructure, and renewable energy products. Its offerings include ventilation systems, roofing accessories, solar mounting solutions, and landscape and garden products, serving residential, commercial construction, and clean energy markets primarily across North America, with a focus on innovative, sustainable solutions for its customers.

MIRM vs ROCK — Head-to-Head

Bigger by revenue
ROCK
ROCK
1.5× larger
ROCK
$225.0M
$148.9M
MIRM
Growing faster (revenue YoY)
MIRM
MIRM
+24.9% gap
MIRM
49.8%
24.9%
ROCK
More free cash flow
ROCK
ROCK
$20.7M more FCF
ROCK
$26.2M
$5.5M
MIRM
Faster 2-yr revenue CAGR
MIRM
MIRM
Annualised
MIRM
46.7%
-12.3%
ROCK

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MIRM
MIRM
ROCK
ROCK
Revenue
$148.9M
$225.0M
Net Profit
$-5.7M
Gross Margin
25.3%
Operating Margin
-3.1%
7.9%
Net Margin
-3.8%
Revenue YoY
49.8%
24.9%
Net Profit YoY
75.9%
EPS (diluted)
$-0.10

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
ROCK
ROCK
Q4 25
$148.9M
$225.0M
Q3 25
$133.0M
$310.9M
Q2 25
$127.8M
$309.5M
Q1 25
$111.6M
$290.0M
Q4 24
$99.4M
$180.1M
Q3 24
$90.4M
$277.1M
Q2 24
$77.9M
$273.6M
Q1 24
$69.2M
$292.5M
Net Profit
MIRM
MIRM
ROCK
ROCK
Q4 25
$-5.7M
Q3 25
$2.9M
$-89.1M
Q2 25
$-5.9M
$26.0M
Q1 25
$-14.7M
$21.1M
Q4 24
$-23.8M
Q3 24
$-14.2M
$34.0M
Q2 24
$-24.6M
$32.2M
Q1 24
$-25.3M
$24.9M
Gross Margin
MIRM
MIRM
ROCK
ROCK
Q4 25
25.3%
Q3 25
26.6%
Q2 25
28.4%
Q1 25
26.8%
Q4 24
29.0%
Q3 24
29.4%
Q2 24
30.5%
Q1 24
28.9%
Operating Margin
MIRM
MIRM
ROCK
ROCK
Q4 25
-3.1%
7.9%
Q3 25
2.0%
12.8%
Q2 25
-3.9%
12.8%
Q1 25
-13.6%
8.8%
Q4 24
-24.4%
13.3%
Q3 24
-14.0%
15.6%
Q2 24
-31.1%
14.9%
Q1 24
-38.2%
10.8%
Net Margin
MIRM
MIRM
ROCK
ROCK
Q4 25
-3.8%
Q3 25
2.2%
-28.6%
Q2 25
-4.6%
8.4%
Q1 25
-13.2%
7.3%
Q4 24
-23.9%
Q3 24
-15.8%
12.3%
Q2 24
-31.6%
11.8%
Q1 24
-36.5%
8.5%
EPS (diluted)
MIRM
MIRM
ROCK
ROCK
Q4 25
$-0.10
Q3 25
$0.05
$-2.98
Q2 25
$-0.12
$0.87
Q1 25
$-0.30
Q4 24
$-0.49
Q3 24
$-0.30
$1.11
Q2 24
$-0.52
$1.05
Q1 24
$-0.54

Balance Sheet & Financial Strength

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

Metric
MIRM
MIRM
ROCK
ROCK
Cash + ST InvestmentsLiquidity on hand
$383.3M
$115.7M
Total DebtLower is stronger
$0
Stockholders' EquityBook value
$314.7M
$950.4M
Total Assets
$842.8M
$1.4B
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MIRM
MIRM
ROCK
ROCK
Q4 25
$383.3M
$115.7M
Q3 25
$375.5M
$89.4M
Q2 25
$304.6M
$43.3M
Q1 25
$277.7M
$25.1M
Q4 24
$280.3M
$269.5M
Q3 24
$284.4M
$228.9M
Q2 24
$278.4M
$179.1M
Q1 24
$302.8M
$146.7M
Total Debt
MIRM
MIRM
ROCK
ROCK
Q4 25
$0
Q3 25
$0
Q2 25
$0
Q1 25
$0
Q4 24
$0
Q3 24
$0
Q2 24
$0
Q1 24
$0
Stockholders' Equity
MIRM
MIRM
ROCK
ROCK
Q4 25
$314.7M
$950.4M
Q3 25
$292.0M
$951.8M
Q2 25
$255.2M
$1.0B
Q1 25
$233.3M
$1.0B
Q4 24
$225.6M
$1.0B
Q3 24
$232.0M
$1.0B
Q2 24
$229.0M
$975.7M
Q1 24
$234.6M
$940.2M
Total Assets
MIRM
MIRM
ROCK
ROCK
Q4 25
$842.8M
$1.4B
Q3 25
$785.1M
$1.4B
Q2 25
$725.8M
$1.5B
Q1 25
$690.2M
$1.4B
Q4 24
$670.8M
$1.4B
Q3 24
$667.9M
$1.4B
Q2 24
$660.8M
$1.4B
Q1 24
$652.0M
$1.3B
Debt / Equity
MIRM
MIRM
ROCK
ROCK
Q4 25
0.00×
Q3 25
0.00×
Q2 25
0.00×
Q1 25
0.00×
Q4 24
0.00×
Q3 24
0.00×
Q2 24
0.00×
Q1 24
0.00×

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
ROCK
ROCK
Operating Cash FlowLast quarter
$6.1M
$35.5M
Free Cash FlowOCF − Capex
$5.5M
$26.2M
FCF MarginFCF / Revenue
3.7%
11.7%
Capex IntensityCapex / Revenue
0.4%
4.1%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$54.9M
$120.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MIRM
MIRM
ROCK
ROCK
Q4 25
$6.1M
$35.5M
Q3 25
$39.7M
$73.0M
Q2 25
$12.0M
$44.9M
Q1 25
$-2.0M
$13.7M
Q4 24
$-5.1M
$19.9M
Q3 24
$4.0M
$64.7M
Q2 24
$-3.8M
$36.5M
Q1 24
$15.2M
$53.2M
Free Cash Flow
MIRM
MIRM
ROCK
ROCK
Q4 25
$5.5M
$26.2M
Q3 25
$39.5M
$64.8M
Q2 25
$11.9M
$27.3M
Q1 25
$-2.0M
$2.3M
Q4 24
$-5.1M
$14.1M
Q3 24
$3.8M
$60.5M
Q2 24
$-4.6M
$33.5M
Q1 24
$15.2M
$48.8M
FCF Margin
MIRM
MIRM
ROCK
ROCK
Q4 25
3.7%
11.7%
Q3 25
29.7%
20.8%
Q2 25
9.3%
8.8%
Q1 25
-1.8%
0.8%
Q4 24
-5.1%
7.8%
Q3 24
4.2%
21.8%
Q2 24
-5.9%
12.2%
Q1 24
22.0%
16.7%
Capex Intensity
MIRM
MIRM
ROCK
ROCK
Q4 25
0.4%
4.1%
Q3 25
0.1%
2.6%
Q2 25
0.1%
5.7%
Q1 25
0.0%
3.9%
Q4 24
0.0%
3.3%
Q3 24
0.2%
1.5%
Q2 24
1.0%
1.1%
Q1 24
0.0%
1.5%
Cash Conversion
MIRM
MIRM
ROCK
ROCK
Q4 25
Q3 25
13.66×
Q2 25
1.73×
Q1 25
0.65×
Q4 24
Q3 24
1.90×
Q2 24
1.13×
Q1 24
2.13×

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%

ROCK
ROCK

Transferred At Point In Time$183.5M82%
Infrastructure$22.5M10%
Other$18.9M8%

Related Comparisons