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Side-by-side financial comparison of Altimmune, Inc. (ALT) and ROCKET PHARMACEUTICALS, INC. (RCKT). Click either name above to swap in a different company.

ROCKET PHARMACEUTICALS, INC. produced more free cash flow last quarter ($-34.9M vs $-67.5M).

Altimmune, Inc. is a clinical-stage biopharmaceutical company focused on developing innovative immunotherapies, vaccines, and peptide-based therapies. Its pipeline covers infectious disease prevention, liver disease treatments, and metabolic disorder therapies, serving global biopharmaceutical and healthcare markets while advancing candidates through clinical trials.

Rocket Pharmaceuticals, Inc. is a clinical-stage biotechnology company focused on developing first-in-class adeno-associated virus (AAV) and lentiviral-based gene therapies for rare, orphan genetic disorders with high unmet medical need. It primarily operates across the U.S. and European markets, with pipeline candidates targeting hematologic, neurological, and pediatric genetic conditions.

ALT vs RCKT — Head-to-Head

Bigger by revenue
ALT
ALT
Infinity× larger
ALT
$26.0K
$0
RCKT
More free cash flow
RCKT
RCKT
$32.6M more FCF
RCKT
$-34.9M
$-67.5M
ALT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ALT
ALT
RCKT
RCKT
Revenue
$26.0K
$0
Net Profit
Gross Margin
Operating Margin
Net Margin
Revenue YoY
420.0%
Net Profit YoY
-18.0%
EPS (diluted)
$-0.38

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
ALT
ALT
RCKT
RCKT
Q4 25
$26.0K
$0
Q3 25
$5.0K
$0
Q2 25
$5.0K
$0
Q1 25
$5.0K
$0
Q4 24
$5.0K
$0
Q3 24
$5.0K
$0
Q2 24
$5.0K
$0
Q1 24
$5.0K
$0
Net Profit
ALT
ALT
RCKT
RCKT
Q4 25
Q3 25
$-19.0M
$-50.3M
Q2 25
$-22.1M
$-68.9M
Q1 25
$-19.6M
$-61.3M
Q4 24
Q3 24
$-22.8M
$-66.7M
Q2 24
$-24.6M
$-69.6M
Q1 24
$-24.4M
$-62.1M
Operating Margin
ALT
ALT
RCKT
RCKT
Q4 25
Q3 25
-417180.0%
Q2 25
-458440.0%
Q1 25
-436300.0%
Q4 24
Q3 24
-495340.0%
Q2 24
-534900.0%
Q1 24
-535880.0%
Net Margin
ALT
ALT
RCKT
RCKT
Q4 25
Q3 25
-380280.0%
Q2 25
-442920.0%
Q1 25
-391500.0%
Q4 24
Q3 24
-456900.0%
Q2 24
-492800.0%
Q1 24
-487880.0%
EPS (diluted)
ALT
ALT
RCKT
RCKT
Q4 25
$-0.38
Q3 25
$-0.21
$-0.45
Q2 25
$-0.27
$-0.62
Q1 25
$-0.26
$-0.56
Q4 24
$-0.62
Q3 24
$-0.32
$-0.71
Q2 24
$-0.35
$-0.74
Q1 24
$-0.34
$-0.66

Balance Sheet & Financial Strength

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

Metric
ALT
ALT
RCKT
RCKT
Cash + ST InvestmentsLiquidity on hand
$273.5M
$188.9M
Total DebtLower is stronger
$34.3M
Stockholders' EquityBook value
$224.9M
$277.2M
Total Assets
$279.9M
$330.4M
Debt / EquityLower = less leverage
0.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALT
ALT
RCKT
RCKT
Q4 25
$273.5M
$188.9M
Q3 25
$210.8M
$222.8M
Q2 25
$183.1M
$271.5M
Q1 25
$149.8M
$318.2M
Q4 24
$131.9M
$372.3M
Q3 24
$139.4M
$235.7M
Q2 24
$164.9M
$278.8M
Q1 24
$182.0M
$330.3M
Total Debt
ALT
ALT
RCKT
RCKT
Q4 25
$34.3M
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
ALT
ALT
RCKT
RCKT
Q4 25
$224.9M
$277.2M
Q3 25
$185.6M
$313.7M
Q2 25
$161.4M
$354.2M
Q1 25
$142.2M
$412.1M
Q4 24
$123.5M
$463.2M
Q3 24
$133.4M
$329.8M
Q2 24
$152.5M
$384.6M
Q1 24
$172.9M
$441.5M
Total Assets
ALT
ALT
RCKT
RCKT
Q4 25
$279.9M
$330.4M
Q3 25
$218.4M
$368.0M
Q2 25
$190.3M
$421.0M
Q1 25
$157.3M
$471.1M
Q4 24
$139.3M
$527.7M
Q3 24
$147.9M
$393.7M
Q2 24
$173.3M
$446.4M
Q1 24
$188.4M
$499.4M
Debt / Equity
ALT
ALT
RCKT
RCKT
Q4 25
0.15×
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
ALT
ALT
RCKT
RCKT
Operating Cash FlowLast quarter
$-67.5M
$-34.8M
Free Cash FlowOCF − Capex
$-67.5M
$-34.9M
FCF MarginFCF / Revenue
-259792.3%
Capex IntensityCapex / Revenue
42.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-190.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALT
ALT
RCKT
RCKT
Q4 25
$-67.5M
$-34.8M
Q3 25
$-11.9M
$-50.4M
Q2 25
$-19.4M
$-49.0M
Q1 25
$-16.8M
$-55.8M
Q4 24
$-79.8M
$-46.9M
Q3 24
$-27.1M
$-52.1M
Q2 24
$-18.1M
$-53.8M
Q1 24
$-16.4M
$-56.9M
Free Cash Flow
ALT
ALT
RCKT
RCKT
Q4 25
$-67.5M
$-34.9M
Q3 25
$-50.5M
Q2 25
$-49.0M
Q1 25
$-56.2M
Q4 24
$-47.3M
Q3 24
$-53.7M
Q2 24
$-55.8M
Q1 24
$-58.9M
FCF Margin
ALT
ALT
RCKT
RCKT
Q4 25
-259792.3%
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Capex Intensity
ALT
ALT
RCKT
RCKT
Q4 25
42.3%
Q3 25
0.0%
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

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