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Side-by-side financial comparison of Immunocore Holdings plc (IMCR) and Rocket Lab Corp (RKLB). Click either name above to swap in a different company.

Rocket Lab Corp is the larger business by last-quarter revenue ($179.7M vs $104.5M, roughly 1.7× Immunocore Holdings plc). On growth, Rocket Lab Corp posted the faster year-over-year revenue change (35.7% vs 24.3%). Immunocore Holdings plc produced more free cash flow last quarter ($-35.5M vs $-114.2M). Over the past eight quarters, Rocket Lab Corp's revenue compounded faster (39.2% CAGR vs 21.7%).

Immunocore is a global commercial-stage biotechnology company, based in Oxfordshire, which researches and develops biological drugs using soluble T-cell receptor technology.

Rocket Lab Corporation is a publicly traded aerospace manufacturer and launch service provider. Its Electron orbital rocket launches small satellites and has successfully completed over 75 missions as of January 2026, making it the most prolific small-lift launch vehicle in operation globally. A suborbital variant of Electron, called HASTE, was developed as a testbed to advance hypersonic technology development, while the next-generation reusable Neutron medium-lift launch vehicle is in devel...

IMCR vs RKLB — Head-to-Head

Bigger by revenue
RKLB
RKLB
1.7× larger
RKLB
$179.7M
$104.5M
IMCR
Growing faster (revenue YoY)
RKLB
RKLB
+11.4% gap
RKLB
35.7%
24.3%
IMCR
More free cash flow
IMCR
IMCR
$78.7M more FCF
IMCR
$-35.5M
$-114.2M
RKLB
Faster 2-yr revenue CAGR
RKLB
RKLB
Annualised
RKLB
39.2%
21.7%
IMCR

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IMCR
IMCR
RKLB
RKLB
Revenue
$104.5M
$179.7M
Net Profit
$-52.9M
Gross Margin
97.4%
38.0%
Operating Margin
-18.8%
-28.4%
Net Margin
-29.5%
Revenue YoY
24.3%
35.7%
Net Profit YoY
-1.1%
EPS (diluted)
$-0.61
$-0.09

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
IMCR
IMCR
RKLB
RKLB
Q4 25
$104.5M
$179.7M
Q3 25
$103.7M
$155.1M
Q2 25
$98.0M
$144.5M
Q1 25
$93.9M
$122.6M
Q4 24
$84.1M
$132.4M
Q3 24
$80.2M
$104.8M
Q2 24
$75.4M
$106.3M
Q1 24
$70.5M
$92.8M
Net Profit
IMCR
IMCR
RKLB
RKLB
Q4 25
$-52.9M
Q3 25
$-177.0K
$-18.3M
Q2 25
$-10.3M
$-66.4M
Q1 25
$5.0M
$-60.6M
Q4 24
$-52.3M
Q3 24
$8.7M
$-51.9M
Q2 24
$-11.6M
$-41.6M
Q1 24
$-24.4M
$-44.3M
Gross Margin
IMCR
IMCR
RKLB
RKLB
Q4 25
97.4%
38.0%
Q3 25
99.5%
37.0%
Q2 25
98.9%
32.1%
Q1 25
99.1%
28.8%
Q4 24
99.6%
27.8%
Q3 24
99.4%
26.7%
Q2 24
97.7%
25.6%
Q1 24
99.7%
26.1%
Operating Margin
IMCR
IMCR
RKLB
RKLB
Q4 25
-18.8%
-28.4%
Q3 25
-6.9%
-38.0%
Q2 25
-15.2%
-41.3%
Q1 25
-3.9%
-48.3%
Q4 24
-23.1%
-38.9%
Q3 24
-10.6%
-49.5%
Q2 24
-21.2%
-40.7%
Q1 24
-37.6%
-46.4%
Net Margin
IMCR
IMCR
RKLB
RKLB
Q4 25
-29.5%
Q3 25
-0.2%
-11.8%
Q2 25
-10.5%
-46.0%
Q1 25
5.4%
-49.5%
Q4 24
-39.5%
Q3 24
10.9%
-49.6%
Q2 24
-15.4%
-39.2%
Q1 24
-34.7%
-47.7%
EPS (diluted)
IMCR
IMCR
RKLB
RKLB
Q4 25
$-0.61
$-0.09
Q3 25
$0.00
$-0.03
Q2 25
$-0.20
$-0.13
Q1 25
$0.10
$-0.12
Q4 24
$-0.47
$-0.11
Q3 24
$0.17
$-0.10
Q2 24
$-0.23
$-0.08
Q1 24
$-0.49
$-0.09

Balance Sheet & Financial Strength

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

Metric
IMCR
IMCR
RKLB
RKLB
Cash + ST InvestmentsLiquidity on hand
$864.2M
$1.0B
Total DebtLower is stronger
$152.4M
Stockholders' EquityBook value
$381.0M
$1.7B
Total Assets
$1.1B
$2.3B
Debt / EquityLower = less leverage
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IMCR
IMCR
RKLB
RKLB
Q4 25
$864.2M
$1.0B
Q3 25
$892.4M
$976.7M
Q2 25
$882.8M
$688.1M
Q1 25
$837.0M
$428.4M
Q4 24
$820.4M
$419.0M
Q3 24
$901.3M
$442.4M
Q2 24
$859.6M
$496.8M
Q1 24
$832.8M
$492.5M
Total Debt
IMCR
IMCR
RKLB
RKLB
Q4 25
$152.4M
Q3 25
$347.0M
Q2 25
$346.5M
Q1 25
$345.9M
Q4 24
$345.4M
Q3 24
$438.7M
$61.2M
Q2 24
$452.5M
$64.2M
Q1 24
$452.5M
$66.8M
Stockholders' Equity
IMCR
IMCR
RKLB
RKLB
Q4 25
$381.0M
$1.7B
Q3 25
$396.6M
$1.3B
Q2 25
$388.5M
$688.5M
Q1 25
$378.5M
$431.3M
Q4 24
$360.7M
$382.5M
Q3 24
$377.8M
$419.8M
Q2 24
$359.1M
$455.2M
Q1 24
$359.5M
$478.9M
Total Assets
IMCR
IMCR
RKLB
RKLB
Q4 25
$1.1B
$2.3B
Q3 25
$1.1B
$2.2B
Q2 25
$1.1B
$1.6B
Q1 25
$1.0B
$1.3B
Q4 24
$1.0B
$1.2B
Q3 24
$1.1B
$1.2B
Q2 24
$1.0B
$1.2B
Q1 24
$994.0M
$1.2B
Debt / Equity
IMCR
IMCR
RKLB
RKLB
Q4 25
0.09×
Q3 25
0.27×
Q2 25
0.50×
Q1 25
0.80×
Q4 24
0.90×
Q3 24
1.16×
0.15×
Q2 24
1.26×
0.14×
Q1 24
1.26×
0.14×

Cash Flow & Capital Efficiency

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

Metric
IMCR
IMCR
RKLB
RKLB
Operating Cash FlowLast quarter
$-32.7M
$-64.5M
Free Cash FlowOCF − Capex
$-35.5M
$-114.2M
FCF MarginFCF / Revenue
-34.0%
-63.6%
Capex IntensityCapex / Revenue
2.8%
27.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-15.1M
$-321.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IMCR
IMCR
RKLB
RKLB
Q4 25
$-32.7M
$-64.5M
Q3 25
$-4.5M
$-23.5M
Q2 25
$26.0M
$-23.2M
Q1 25
$435.0K
$-54.2M
Q4 24
$-14.0M
$-2.4M
Q3 24
$21.1M
$-30.9M
Q2 24
$23.5M
$-13.0M
Q1 24
$-4.6M
$-2.6M
Free Cash Flow
IMCR
IMCR
RKLB
RKLB
Q4 25
$-35.5M
$-114.2M
Q3 25
$-5.2M
$-69.4M
Q2 25
$25.6M
$-55.3M
Q1 25
$137.0K
$-82.9M
Q4 24
$-17.5M
$-23.9M
Q3 24
$20.3M
$-41.9M
Q2 24
$23.1M
$-28.3M
Q1 24
$-5.0M
$-21.8M
FCF Margin
IMCR
IMCR
RKLB
RKLB
Q4 25
-34.0%
-63.6%
Q3 25
-5.0%
-44.8%
Q2 25
26.1%
-38.3%
Q1 25
0.1%
-67.6%
Q4 24
-20.9%
-18.1%
Q3 24
25.3%
-40.0%
Q2 24
30.7%
-26.7%
Q1 24
-7.1%
-23.5%
Capex Intensity
IMCR
IMCR
RKLB
RKLB
Q4 25
2.8%
27.6%
Q3 25
0.7%
29.6%
Q2 25
0.4%
22.2%
Q1 25
0.3%
23.4%
Q4 24
4.3%
16.3%
Q3 24
1.0%
10.5%
Q2 24
0.4%
14.4%
Q1 24
0.6%
20.7%
Cash Conversion
IMCR
IMCR
RKLB
RKLB
Q4 25
Q3 25
Q2 25
Q1 25
0.09×
Q4 24
Q3 24
2.42×
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

IMCR
IMCR

Segment breakdown not available.

RKLB
RKLB

Products$94.0M52%
Transferred Over Time$87.3M49%

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