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Side-by-side financial comparison of MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) and SEI INVESTMENTS CO (SEIC). Click either name above to swap in a different company.
SEI INVESTMENTS CO is the larger business by last-quarter revenue ($622.2M vs $339.8M, roughly 1.8× MIAMI INTERNATIONAL HOLDINGS, INC.). SEI INVESTMENTS CO runs the higher net margin — 28.0% vs -30.0%, a 58.1% gap on every dollar of revenue. On growth, MIAMI INTERNATIONAL HOLDINGS, INC. posted the faster year-over-year revenue change (22.8% vs 13.0%).
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 ...
SEI Investments Company, formerly Simulated Environments Inc., is a financial services company headquartered in Oaks, Pennsylvania, United States. SEI provides products and services to institutions, private banks, investment advisors, investment managers, and private clients. Through its subsidiaries and partnerships in which the company has significant interests, SEI manages, advises or administers $1 trillion in hedge funds, private equity, mutual funds and pooled or separately managed asse...
MIAX vs SEIC — Head-to-Head
Income Statement — Q3 2025 vs Q1 2026
| Metric | | |
|---|---|---|
| Revenue | $339.8M | $622.2M |
| Net Profit | $-102.1M | $174.5M |
| Gross Margin | 32.2% | — |
| Operating Margin | -0.1% | 30.5% |
| Net Margin | -30.0% | 28.0% |
| Revenue YoY | 22.8% | 13.0% |
| Net Profit YoY | -3086.0% | 15.0% |
| EPS (diluted) | $-1.46 | $1.40 |
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.
| Q1 26 | — | $622.2M | ||
| Q4 25 | — | $607.9M | ||
| Q3 25 | $339.8M | $578.5M | ||
| Q2 25 | — | $559.6M | ||
| Q1 25 | — | $551.3M | ||
| Q4 24 | — | $557.2M | ||
| Q3 24 | $276.7M | $537.4M | ||
| Q2 24 | — | $519.0M |
| Q1 26 | — | $174.5M | ||
| Q4 25 | — | $172.5M | ||
| Q3 25 | $-102.1M | $164.2M | ||
| Q2 25 | — | $227.1M | ||
| Q1 25 | — | $151.5M | ||
| Q4 24 | — | $155.8M | ||
| Q3 24 | $-3.2M | $154.9M | ||
| Q2 24 | — | $139.1M |
| Q1 26 | — | — | ||
| Q4 25 | — | 36.8% | ||
| Q3 25 | 32.2% | 35.0% | ||
| Q2 25 | — | 33.8% | ||
| Q1 25 | — | 34.9% | ||
| Q4 24 | — | 33.1% | ||
| Q3 24 | 25.1% | 33.8% | ||
| Q2 24 | — | 32.7% |
| Q1 26 | — | 30.5% | ||
| Q4 25 | — | 26.6% | ||
| Q3 25 | -0.1% | 27.7% | ||
| Q2 25 | — | 26.6% | ||
| Q1 25 | — | 28.5% | ||
| Q4 24 | — | 26.1% | ||
| Q3 24 | -0.4% | 26.8% | ||
| Q2 24 | — | 26.3% |
| Q1 26 | — | 28.0% | ||
| Q4 25 | — | 28.4% | ||
| Q3 25 | -30.0% | 28.4% | ||
| Q2 25 | — | 40.6% | ||
| Q1 25 | — | 27.5% | ||
| Q4 24 | — | 28.0% | ||
| Q3 24 | -1.2% | 28.8% | ||
| Q2 24 | — | 26.8% |
| Q1 26 | — | $1.40 | ||
| Q4 25 | — | $1.38 | ||
| Q3 25 | $-1.46 | $1.30 | ||
| Q2 25 | — | $1.78 | ||
| Q1 25 | — | $1.17 | ||
| Q4 24 | — | $1.18 | ||
| Q3 24 | $-0.05 | $1.19 | ||
| Q2 24 | — | $1.05 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $401.5M | $363.1M |
| Total DebtLower is stronger | $6.5M | $32.4M |
| Stockholders' EquityBook value | $831.9M | $2.5B |
| Total Assets | $1.2B | $3.3B |
| Debt / EquityLower = less leverage | 0.01× | 0.01× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | $363.1M | ||
| Q4 25 | — | $399.8M | ||
| Q3 25 | $401.5M | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | $710.7M | ||
| Q4 24 | — | $839.9M | ||
| Q3 24 | $125.1M | $901.1M | ||
| Q2 24 | — | $768.3M |
| Q1 26 | — | $32.4M | ||
| Q4 25 | — | — | ||
| Q3 25 | $6.5M | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — |
| Q1 26 | — | $2.5B | ||
| Q4 25 | — | $2.4B | ||
| Q3 25 | $831.9M | $2.4B | ||
| Q2 25 | — | $2.3B | ||
| Q1 25 | — | $2.3B | ||
| Q4 24 | — | $2.3B | ||
| Q3 24 | $351.4M | $2.4B | ||
| Q2 24 | — | $2.2B |
| Q1 26 | — | $3.3B | ||
| Q4 25 | — | — | ||
| Q3 25 | $1.2B | — | ||
| Q2 25 | — | $2.6B | ||
| Q1 25 | — | $2.6B | ||
| Q4 24 | — | $2.7B | ||
| Q3 24 | — | $2.7B | ||
| Q2 24 | — | $2.5B |
| Q1 26 | — | 0.01× | ||
| Q4 25 | — | — | ||
| Q3 25 | 0.01× | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $120.8M | — |
| Free Cash FlowOCF − Capex | $102.2M | — |
| FCF MarginFCF / Revenue | 30.1% | — |
| Capex IntensityCapex / Revenue | 5.5% | — |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | — | $126.4M | ||
| Q3 25 | $120.8M | $238.3M | ||
| Q2 25 | — | $96.5M | ||
| Q1 25 | — | $146.5M | ||
| Q4 24 | — | $195.3M | ||
| Q3 24 | — | $200.0M | ||
| Q2 24 | — | $114.7M |
| Q1 26 | — | — | ||
| Q4 25 | — | $124.8M | ||
| Q3 25 | $102.2M | $229.6M | ||
| Q2 25 | — | $92.7M | ||
| Q1 25 | — | $137.8M | ||
| Q4 24 | — | $190.2M | ||
| Q3 24 | — | $193.7M | ||
| Q2 24 | — | $107.0M |
| Q1 26 | — | — | ||
| Q4 25 | — | 20.5% | ||
| Q3 25 | 30.1% | 39.7% | ||
| Q2 25 | — | 16.6% | ||
| Q1 25 | — | 25.0% | ||
| Q4 24 | — | 34.1% | ||
| Q3 24 | — | 36.0% | ||
| Q2 24 | — | 20.6% |
| Q1 26 | — | — | ||
| Q4 25 | — | 0.3% | ||
| Q3 25 | 5.5% | 1.5% | ||
| Q2 25 | — | 0.7% | ||
| Q1 25 | — | 1.6% | ||
| Q4 24 | — | 0.9% | ||
| Q3 24 | — | 1.2% | ||
| Q2 24 | — | 1.5% |
| Q1 26 | — | — | ||
| Q4 25 | — | 0.73× | ||
| Q3 25 | — | 1.45× | ||
| Q2 25 | — | 0.43× | ||
| Q1 25 | — | 0.97× | ||
| Q4 24 | — | 1.25× | ||
| Q3 24 | — | 1.29× | ||
| Q2 24 | — | 0.82× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
MIAX
| Transferred At Point In Time | $246.7M | 73% |
| Transferred Over Time | $29.9M | 9% |
| Access Fees | $27.1M | 8% |
| Futures Segment | $19.4M | 6% |
| Other | $9.1M | 3% |
| TISEG | $4.7M | 1% |
SEIC
Segment breakdown not available.
