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Side-by-side financial comparison of MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) and Rocket Lab Corp (RKLB). Click either name above to swap in a different company.

MIAMI INTERNATIONAL HOLDINGS, INC. is the larger business by last-quarter revenue ($339.8M vs $179.7M, roughly 1.9× Rocket Lab Corp). Rocket Lab Corp runs the higher net margin — -29.5% vs -30.0%, a 0.6% gap on every dollar of revenue. On growth, Rocket Lab Corp posted the faster year-over-year revenue change (35.7% vs 22.8%). MIAMI INTERNATIONAL HOLDINGS, INC. produced more free cash flow last quarter ($102.2M vs $-114.2M).

Miami Air International was an American charter airline based in Miami-Dade County, Florida, United States. It operated worldwide passenger charter flights for diverse groups including cruise operators, professional sports teams and the United States military. It was based at Miami International Airport. Miami Air's customers included incentive groups, sports teams, Fortune 500 companies, major cruise lines, entertainers, political candidates and the United States government. Under the Civil ...

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...

MIAX vs RKLB — Head-to-Head

Bigger by revenue
MIAX
MIAX
1.9× larger
MIAX
$339.8M
$179.7M
RKLB
Growing faster (revenue YoY)
RKLB
RKLB
+12.9% gap
RKLB
35.7%
22.8%
MIAX
Higher net margin
RKLB
RKLB
0.6% more per $
RKLB
-29.5%
-30.0%
MIAX
More free cash flow
MIAX
MIAX
$216.4M more FCF
MIAX
$102.2M
$-114.2M
RKLB

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
MIAX
MIAX
RKLB
RKLB
Revenue
$339.8M
$179.7M
Net Profit
$-102.1M
$-52.9M
Gross Margin
32.2%
38.0%
Operating Margin
-0.1%
-28.4%
Net Margin
-30.0%
-29.5%
Revenue YoY
22.8%
35.7%
Net Profit YoY
-3086.0%
-1.1%
EPS (diluted)
$-1.46
$-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
MIAX
MIAX
RKLB
RKLB
Q4 25
$179.7M
Q3 25
$339.8M
$155.1M
Q2 25
$144.5M
Q1 25
$122.6M
Q4 24
$132.4M
Q3 24
$276.7M
$104.8M
Q2 24
$106.3M
Q1 24
$92.8M
Net Profit
MIAX
MIAX
RKLB
RKLB
Q4 25
$-52.9M
Q3 25
$-102.1M
$-18.3M
Q2 25
$-66.4M
Q1 25
$-60.6M
Q4 24
$-52.3M
Q3 24
$-3.2M
$-51.9M
Q2 24
$-41.6M
Q1 24
$-44.3M
Gross Margin
MIAX
MIAX
RKLB
RKLB
Q4 25
38.0%
Q3 25
32.2%
37.0%
Q2 25
32.1%
Q1 25
28.8%
Q4 24
27.8%
Q3 24
25.1%
26.7%
Q2 24
25.6%
Q1 24
26.1%
Operating Margin
MIAX
MIAX
RKLB
RKLB
Q4 25
-28.4%
Q3 25
-0.1%
-38.0%
Q2 25
-41.3%
Q1 25
-48.3%
Q4 24
-38.9%
Q3 24
-0.4%
-49.5%
Q2 24
-40.7%
Q1 24
-46.4%
Net Margin
MIAX
MIAX
RKLB
RKLB
Q4 25
-29.5%
Q3 25
-30.0%
-11.8%
Q2 25
-46.0%
Q1 25
-49.5%
Q4 24
-39.5%
Q3 24
-1.2%
-49.6%
Q2 24
-39.2%
Q1 24
-47.7%
EPS (diluted)
MIAX
MIAX
RKLB
RKLB
Q4 25
$-0.09
Q3 25
$-1.46
$-0.03
Q2 25
$-0.13
Q1 25
$-0.12
Q4 24
$-0.11
Q3 24
$-0.05
$-0.10
Q2 24
$-0.08
Q1 24
$-0.09

Balance Sheet & Financial Strength

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

Metric
MIAX
MIAX
RKLB
RKLB
Cash + ST InvestmentsLiquidity on hand
$401.5M
$1.0B
Total DebtLower is stronger
$6.5M
$152.4M
Stockholders' EquityBook value
$831.9M
$1.7B
Total Assets
$1.2B
$2.3B
Debt / EquityLower = less leverage
0.01×
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MIAX
MIAX
RKLB
RKLB
Q4 25
$1.0B
Q3 25
$401.5M
$976.7M
Q2 25
$688.1M
Q1 25
$428.4M
Q4 24
$419.0M
Q3 24
$125.1M
$442.4M
Q2 24
$496.8M
Q1 24
$492.5M
Total Debt
MIAX
MIAX
RKLB
RKLB
Q4 25
$152.4M
Q3 25
$6.5M
$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
MIAX
MIAX
RKLB
RKLB
Q4 25
$1.7B
Q3 25
$831.9M
$1.3B
Q2 25
$688.5M
Q1 25
$431.3M
Q4 24
$382.5M
Q3 24
$351.4M
$419.8M
Q2 24
$455.2M
Q1 24
$478.9M
Total Assets
MIAX
MIAX
RKLB
RKLB
Q4 25
$2.3B
Q3 25
$1.2B
$2.2B
Q2 25
$1.6B
Q1 25
$1.3B
Q4 24
$1.2B
Q3 24
$1.2B
Q2 24
$1.2B
Q1 24
$1.2B
Debt / Equity
MIAX
MIAX
RKLB
RKLB
Q4 25
0.09×
Q3 25
0.01×
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
MIAX
MIAX
RKLB
RKLB
Operating Cash FlowLast quarter
$120.8M
$-64.5M
Free Cash FlowOCF − Capex
$102.2M
$-114.2M
FCF MarginFCF / Revenue
30.1%
-63.6%
Capex IntensityCapex / Revenue
5.5%
27.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-321.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MIAX
MIAX
RKLB
RKLB
Q4 25
$-64.5M
Q3 25
$120.8M
$-23.5M
Q2 25
$-23.2M
Q1 25
$-54.2M
Q4 24
$-2.4M
Q3 24
$-30.9M
Q2 24
$-13.0M
Q1 24
$-2.6M
Free Cash Flow
MIAX
MIAX
RKLB
RKLB
Q4 25
$-114.2M
Q3 25
$102.2M
$-69.4M
Q2 25
$-55.3M
Q1 25
$-82.9M
Q4 24
$-23.9M
Q3 24
$-41.9M
Q2 24
$-28.3M
Q1 24
$-21.8M
FCF Margin
MIAX
MIAX
RKLB
RKLB
Q4 25
-63.6%
Q3 25
30.1%
-44.8%
Q2 25
-38.3%
Q1 25
-67.6%
Q4 24
-18.1%
Q3 24
-40.0%
Q2 24
-26.7%
Q1 24
-23.5%
Capex Intensity
MIAX
MIAX
RKLB
RKLB
Q4 25
27.6%
Q3 25
5.5%
29.6%
Q2 25
22.2%
Q1 25
23.4%
Q4 24
16.3%
Q3 24
10.5%
Q2 24
14.4%
Q1 24
20.7%

Financial Flow Comparison

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

Revenue Breakdown by Segment

MIAX
MIAX

Transferred At Point In Time$246.7M73%
Transferred Over Time$29.9M9%
Access Fees$27.1M8%
Futures Segment$19.4M6%
Other$9.1M3%
TISEG$4.7M1%

RKLB
RKLB

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

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