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Side-by-side financial comparison of Klaviyo, Inc. (KVYO) and Rocket Lab Corp (RKLB). Click either name above to swap in a different company.

Klaviyo, Inc. is the larger business by last-quarter revenue ($350.2M vs $179.7M, roughly 1.9× Rocket Lab Corp). Klaviyo, Inc. runs the higher net margin — 2.0% vs -29.5%, a 31.5% gap on every dollar of revenue. On growth, Rocket Lab Corp posted the faster year-over-year revenue change (35.7% vs 29.6%). Klaviyo, Inc. produced more free cash flow last quarter ($90.7M vs $-114.2M). Over the past eight quarters, Rocket Lab Corp's revenue compounded faster (39.2% CAGR vs 29.1%).

Klaviyo is an American technology company that provides a marketing automation platform, used primarily for email marketing and SMS marketing.

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...

KVYO vs RKLB — Head-to-Head

Bigger by revenue
KVYO
KVYO
1.9× larger
KVYO
$350.2M
$179.7M
RKLB
Growing faster (revenue YoY)
RKLB
RKLB
+6.1% gap
RKLB
35.7%
29.6%
KVYO
Higher net margin
KVYO
KVYO
31.5% more per $
KVYO
2.0%
-29.5%
RKLB
More free cash flow
KVYO
KVYO
$204.9M more FCF
KVYO
$90.7M
$-114.2M
RKLB
Faster 2-yr revenue CAGR
RKLB
RKLB
Annualised
RKLB
39.2%
29.1%
KVYO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
KVYO
KVYO
RKLB
RKLB
Revenue
$350.2M
$179.7M
Net Profit
$7.0M
$-52.9M
Gross Margin
72.2%
38.0%
Operating Margin
-0.5%
-28.4%
Net Margin
2.0%
-29.5%
Revenue YoY
29.6%
35.7%
Net Profit YoY
126.1%
-1.1%
EPS (diluted)
$0.03
$-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
KVYO
KVYO
RKLB
RKLB
Q4 25
$350.2M
$179.7M
Q3 25
$310.9M
$155.1M
Q2 25
$293.1M
$144.5M
Q1 25
$279.8M
$122.6M
Q4 24
$270.2M
$132.4M
Q3 24
$235.1M
$104.8M
Q2 24
$222.2M
$106.3M
Q1 24
$210.0M
$92.8M
Net Profit
KVYO
KVYO
RKLB
RKLB
Q4 25
$7.0M
$-52.9M
Q3 25
$-426.0K
$-18.3M
Q2 25
$-24.3M
$-66.4M
Q1 25
$-14.1M
$-60.6M
Q4 24
$-27.0M
$-52.3M
Q3 24
$-1.3M
$-51.9M
Q2 24
$-4.9M
$-41.6M
Q1 24
$-12.9M
$-44.3M
Gross Margin
KVYO
KVYO
RKLB
RKLB
Q4 25
72.2%
38.0%
Q3 25
75.5%
37.0%
Q2 25
75.7%
32.1%
Q1 25
75.8%
28.8%
Q4 24
73.4%
27.8%
Q3 24
76.9%
26.7%
Q2 24
77.4%
25.6%
Q1 24
78.6%
26.1%
Operating Margin
KVYO
KVYO
RKLB
RKLB
Q4 25
-0.5%
-28.4%
Q3 25
-3.5%
-38.0%
Q2 25
-10.7%
-41.3%
Q1 25
-8.5%
-48.3%
Q4 24
-12.8%
-38.9%
Q3 24
-5.6%
-49.5%
Q2 24
-6.3%
-40.7%
Q1 24
-10.5%
-46.4%
Net Margin
KVYO
KVYO
RKLB
RKLB
Q4 25
2.0%
-29.5%
Q3 25
-0.1%
-11.8%
Q2 25
-8.3%
-46.0%
Q1 25
-5.0%
-49.5%
Q4 24
-10.0%
-39.5%
Q3 24
-0.6%
-49.6%
Q2 24
-2.2%
-39.2%
Q1 24
-6.1%
-47.7%
EPS (diluted)
KVYO
KVYO
RKLB
RKLB
Q4 25
$0.03
$-0.09
Q3 25
$0.00
$-0.03
Q2 25
$-0.09
$-0.13
Q1 25
$-0.05
$-0.12
Q4 24
$-0.09
$-0.11
Q3 24
$-0.01
$-0.10
Q2 24
$-0.02
$-0.08
Q1 24
$-0.05
$-0.09

Balance Sheet & Financial Strength

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

Metric
KVYO
KVYO
RKLB
RKLB
Cash + ST InvestmentsLiquidity on hand
$1.1B
$1.0B
Total DebtLower is stronger
$152.4M
Stockholders' EquityBook value
$1.2B
$1.7B
Total Assets
$1.6B
$2.3B
Debt / EquityLower = less leverage
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
KVYO
KVYO
RKLB
RKLB
Q4 25
$1.1B
$1.0B
Q3 25
$980.3M
$976.7M
Q2 25
$935.5M
$688.1M
Q1 25
$888.4M
$428.4M
Q4 24
$881.5M
$419.0M
Q3 24
$826.7M
$442.4M
Q2 24
$793.6M
$496.8M
Q1 24
$755.8M
$492.5M
Total Debt
KVYO
KVYO
RKLB
RKLB
Q4 25
$152.4M
Q3 25
$347.0M
Q2 25
$346.5M
Q1 25
$345.9M
Q4 24
$345.4M
Q3 24
$61.2M
Q2 24
$64.2M
Q1 24
$66.8M
Stockholders' Equity
KVYO
KVYO
RKLB
RKLB
Q4 25
$1.2B
$1.7B
Q3 25
$1.1B
$1.3B
Q2 25
$1.1B
$688.5M
Q1 25
$1.1B
$431.3M
Q4 24
$1.0B
$382.5M
Q3 24
$1.0B
$419.8M
Q2 24
$979.5M
$455.2M
Q1 24
$937.5M
$478.9M
Total Assets
KVYO
KVYO
RKLB
RKLB
Q4 25
$1.6B
$2.3B
Q3 25
$1.5B
$2.2B
Q2 25
$1.4B
$1.6B
Q1 25
$1.3B
$1.3B
Q4 24
$1.3B
$1.2B
Q3 24
$1.2B
$1.2B
Q2 24
$1.1B
$1.2B
Q1 24
$1.1B
$1.2B
Debt / Equity
KVYO
KVYO
RKLB
RKLB
Q4 25
0.09×
Q3 25
0.27×
Q2 25
0.50×
Q1 25
0.80×
Q4 24
0.90×
Q3 24
0.15×
Q2 24
0.14×
Q1 24
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
KVYO
KVYO
RKLB
RKLB
Operating Cash FlowLast quarter
$93.2M
$-64.5M
Free Cash FlowOCF − Capex
$90.7M
$-114.2M
FCF MarginFCF / Revenue
25.9%
-63.6%
Capex IntensityCapex / Revenue
0.7%
27.6%
Cash ConversionOCF / Net Profit
13.26×
TTM Free Cash FlowTrailing 4 quarters
$208.5M
$-321.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
KVYO
KVYO
RKLB
RKLB
Q4 25
$93.2M
$-64.5M
Q3 25
$54.8M
$-23.5M
Q2 25
$55.7M
$-23.2M
Q1 25
$14.4M
$-54.2M
Q4 24
$60.1M
$-2.4M
Q3 24
$38.8M
$-30.9M
Q2 24
$40.9M
$-13.0M
Q1 24
$26.2M
$-2.6M
Free Cash Flow
KVYO
KVYO
RKLB
RKLB
Q4 25
$90.7M
$-114.2M
Q3 25
$52.5M
$-69.4M
Q2 25
$53.7M
$-55.3M
Q1 25
$11.7M
$-82.9M
Q4 24
$57.7M
$-23.9M
Q3 24
$37.2M
$-41.9M
Q2 24
$40.1M
$-28.3M
Q1 24
$24.9M
$-21.8M
FCF Margin
KVYO
KVYO
RKLB
RKLB
Q4 25
25.9%
-63.6%
Q3 25
16.9%
-44.8%
Q2 25
18.3%
-38.3%
Q1 25
4.2%
-67.6%
Q4 24
21.4%
-18.1%
Q3 24
15.8%
-40.0%
Q2 24
18.1%
-26.7%
Q1 24
11.9%
-23.5%
Capex Intensity
KVYO
KVYO
RKLB
RKLB
Q4 25
0.7%
27.6%
Q3 25
0.7%
29.6%
Q2 25
0.7%
22.2%
Q1 25
1.0%
23.4%
Q4 24
0.9%
16.3%
Q3 24
0.7%
10.5%
Q2 24
0.3%
14.4%
Q1 24
0.6%
20.7%
Cash Conversion
KVYO
KVYO
RKLB
RKLB
Q4 25
13.26×
Q3 25
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.

Revenue Breakdown by Segment

KVYO
KVYO

Segment breakdown not available.

RKLB
RKLB

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

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