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Side-by-side financial comparison of Perimeter Solutions, Inc. (PRM) 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 $102.8M, roughly 1.7× Perimeter Solutions, Inc.). Rocket Lab Corp runs the higher net margin — -29.5% vs -136.5%, a 107.0% gap on every dollar of revenue. On growth, Rocket Lab Corp posted the faster year-over-year revenue change (35.7% vs 19.2%). Perimeter Solutions, Inc. produced more free cash flow last quarter ($11.6M vs $-114.2M). Over the past eight quarters, Rocket Lab Corp's revenue compounded faster (39.2% CAGR vs 31.9%).

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.

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...

PRM vs RKLB — Head-to-Head

Bigger by revenue
RKLB
RKLB
1.7× larger
RKLB
$179.7M
$102.8M
PRM
Growing faster (revenue YoY)
RKLB
RKLB
+16.5% gap
RKLB
35.7%
19.2%
PRM
Higher net margin
RKLB
RKLB
107.0% more per $
RKLB
-29.5%
-136.5%
PRM
More free cash flow
PRM
PRM
$125.8M more FCF
PRM
$11.6M
$-114.2M
RKLB
Faster 2-yr revenue CAGR
RKLB
RKLB
Annualised
RKLB
39.2%
31.9%
PRM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PRM
PRM
RKLB
RKLB
Revenue
$102.8M
$179.7M
Net Profit
$-140.2M
$-52.9M
Gross Margin
45.2%
38.0%
Operating Margin
-160.7%
-28.4%
Net Margin
-136.5%
-29.5%
Revenue YoY
19.2%
35.7%
Net Profit YoY
-197.3%
-1.1%
EPS (diluted)
$-0.89
$-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
PRM
PRM
RKLB
RKLB
Q4 25
$102.8M
$179.7M
Q3 25
$315.4M
$155.1M
Q2 25
$162.6M
$144.5M
Q1 25
$72.0M
$122.6M
Q4 24
$86.2M
$132.4M
Q3 24
$288.4M
$104.8M
Q2 24
$127.3M
$106.3M
Q1 24
$59.0M
$92.8M
Net Profit
PRM
PRM
RKLB
RKLB
Q4 25
$-140.2M
$-52.9M
Q3 25
$-90.7M
$-18.3M
Q2 25
$-32.2M
$-66.4M
Q1 25
$56.7M
$-60.6M
Q4 24
$144.2M
$-52.3M
Q3 24
$-89.2M
$-51.9M
Q2 24
$21.6M
$-41.6M
Q1 24
$-82.6M
$-44.3M
Gross Margin
PRM
PRM
RKLB
RKLB
Q4 25
45.2%
38.0%
Q3 25
63.1%
37.0%
Q2 25
62.4%
32.1%
Q1 25
39.1%
28.8%
Q4 24
48.6%
27.8%
Q3 24
62.8%
26.7%
Q2 24
57.6%
25.6%
Q1 24
35.1%
26.1%
Operating Margin
PRM
PRM
RKLB
RKLB
Q4 25
-160.7%
-28.4%
Q3 25
-27.7%
-38.0%
Q2 25
-16.1%
-41.3%
Q1 25
-48.3%
Q4 24
71.1%
-38.9%
Q3 24
-12.2%
-49.5%
Q2 24
35.4%
-40.7%
Q1 24
-126.8%
-46.4%
Net Margin
PRM
PRM
RKLB
RKLB
Q4 25
-136.5%
-29.5%
Q3 25
-28.7%
-11.8%
Q2 25
-19.8%
-46.0%
Q1 25
78.7%
-49.5%
Q4 24
167.2%
-39.5%
Q3 24
-30.9%
-49.6%
Q2 24
17.0%
-39.2%
Q1 24
-139.8%
-47.7%
EPS (diluted)
PRM
PRM
RKLB
RKLB
Q4 25
$-0.89
$-0.09
Q3 25
$-0.62
$-0.03
Q2 25
$-0.22
$-0.13
Q1 25
$0.36
$-0.12
Q4 24
$1.00
$-0.11
Q3 24
$-0.61
$-0.10
Q2 24
$0.14
$-0.08
Q1 24
$-0.57
$-0.09

Balance Sheet & Financial Strength

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

Metric
PRM
PRM
RKLB
RKLB
Cash + ST InvestmentsLiquidity on hand
$325.9M
$1.0B
Total DebtLower is stronger
$669.1M
$152.4M
Stockholders' EquityBook value
$1.1B
$1.7B
Total Assets
$2.7B
$2.3B
Debt / EquityLower = less leverage
0.59×
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PRM
PRM
RKLB
RKLB
Q4 25
$325.9M
$1.0B
Q3 25
$340.6M
$976.7M
Q2 25
$140.7M
$688.1M
Q1 25
$200.1M
$428.4M
Q4 24
$198.5M
$419.0M
Q3 24
$223.1M
$442.4M
Q2 24
$43.2M
$496.8M
Q1 24
$38.7M
$492.5M
Total Debt
PRM
PRM
RKLB
RKLB
Q4 25
$669.1M
$152.4M
Q3 25
$668.8M
$347.0M
Q2 25
$668.4M
$346.5M
Q1 25
$668.1M
$345.9M
Q4 24
$667.8M
$345.4M
Q3 24
$667.4M
$61.2M
Q2 24
$667.1M
$64.2M
Q1 24
$666.8M
$66.8M
Stockholders' Equity
PRM
PRM
RKLB
RKLB
Q4 25
$1.1B
$1.7B
Q3 25
$1.1B
$1.3B
Q2 25
$1.2B
$688.5M
Q1 25
$1.2B
$431.3M
Q4 24
$1.2B
$382.5M
Q3 24
$1.0B
$419.8M
Q2 24
$1.1B
$455.2M
Q1 24
$1.1B
$478.9M
Total Assets
PRM
PRM
RKLB
RKLB
Q4 25
$2.7B
$2.3B
Q3 25
$2.6B
$2.2B
Q2 25
$2.5B
$1.6B
Q1 25
$2.4B
$1.3B
Q4 24
$2.4B
$1.2B
Q3 24
$2.5B
$1.2B
Q2 24
$2.3B
$1.2B
Q1 24
$2.3B
$1.2B
Debt / Equity
PRM
PRM
RKLB
RKLB
Q4 25
0.59×
0.09×
Q3 25
0.60×
0.27×
Q2 25
0.57×
0.50×
Q1 25
0.55×
0.80×
Q4 24
0.58×
0.90×
Q3 24
0.67×
0.15×
Q2 24
0.62×
0.14×
Q1 24
0.63×
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
PRM
PRM
RKLB
RKLB
Operating Cash FlowLast quarter
$18.6M
$-64.5M
Free Cash FlowOCF − Capex
$11.6M
$-114.2M
FCF MarginFCF / Revenue
11.3%
-63.6%
Capex IntensityCapex / Revenue
6.8%
27.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$208.6M
$-321.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PRM
PRM
RKLB
RKLB
Q4 25
$18.6M
$-64.5M
Q3 25
$198.7M
$-23.5M
Q2 25
$-2.9M
$-23.2M
Q1 25
$23.7M
$-54.2M
Q4 24
$-6.0M
$-2.4M
Q3 24
$183.0M
$-30.9M
Q2 24
$8.6M
$-13.0M
Q1 24
$2.8M
$-2.6M
Free Cash Flow
PRM
PRM
RKLB
RKLB
Q4 25
$11.6M
$-114.2M
Q3 25
$193.6M
$-69.4M
Q2 25
$-15.6M
$-55.3M
Q1 25
$18.9M
$-82.9M
Q4 24
$-12.4M
$-23.9M
Q3 24
$179.1M
$-41.9M
Q2 24
$5.0M
$-28.3M
Q1 24
$1.2M
$-21.8M
FCF Margin
PRM
PRM
RKLB
RKLB
Q4 25
11.3%
-63.6%
Q3 25
61.4%
-44.8%
Q2 25
-9.6%
-38.3%
Q1 25
26.3%
-67.6%
Q4 24
-14.4%
-18.1%
Q3 24
62.1%
-40.0%
Q2 24
3.9%
-26.7%
Q1 24
2.1%
-23.5%
Capex Intensity
PRM
PRM
RKLB
RKLB
Q4 25
6.8%
27.6%
Q3 25
1.6%
29.6%
Q2 25
7.8%
22.2%
Q1 25
6.7%
23.4%
Q4 24
7.5%
16.3%
Q3 24
1.3%
10.5%
Q2 24
2.9%
14.4%
Q1 24
2.6%
20.7%
Cash Conversion
PRM
PRM
RKLB
RKLB
Q4 25
Q3 25
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

PRM
PRM

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

RKLB
RKLB

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

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