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Side-by-side financial comparison of INNOSPEC INC. (IOSP) 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 $453.2M, roughly 1.4× INNOSPEC INC.). SEI INVESTMENTS CO runs the higher net margin — 28.0% vs 6.8%, a 21.2% gap on every dollar of revenue. On growth, SEI INVESTMENTS CO posted the faster year-over-year revenue change (13.0% vs 2.8%). Over the past eight quarters, SEI INVESTMENTS CO's revenue compounded faster (9.5% CAGR vs 2.1%).
Innospec Inc., formerly known as Octel Corporation and Associated Octel Company, Ltd., is an American specialty chemical company. It comprises three business units:The Performance Chemicals business trades in the personal care, home care, agrochemical, mining and industrial markets. The Fuel Specialties business specializes in manufacturing and supplying fuel additives. The Oilfield Services business supplies drilling, completion and production chemicals.
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...
IOSP vs SEIC — Head-to-Head
Income Statement — Q1 FY2026 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $453.2M | $622.2M |
| Net Profit | $30.8M | $174.5M |
| Gross Margin | 27.3% | — |
| Operating Margin | 8.1% | 30.5% |
| Net Margin | 6.8% | 28.0% |
| Revenue YoY | 2.8% | 13.0% |
| Net Profit YoY | -8.3% | 15.0% |
| EPS (diluted) | $1.22 | $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 | $453.2M | $622.2M | ||
| Q4 25 | $455.6M | $607.9M | ||
| Q3 25 | $441.9M | $578.5M | ||
| Q2 25 | $439.7M | $559.6M | ||
| Q1 25 | $440.8M | $551.3M | ||
| Q4 24 | $466.8M | $557.2M | ||
| Q3 24 | $443.4M | $537.4M | ||
| Q2 24 | $435.0M | $519.0M |
| Q1 26 | $30.8M | $174.5M | ||
| Q4 25 | $47.4M | $172.5M | ||
| Q3 25 | $12.9M | $164.2M | ||
| Q2 25 | $23.5M | $227.1M | ||
| Q1 25 | $32.8M | $151.5M | ||
| Q4 24 | $-70.4M | $155.8M | ||
| Q3 24 | $33.4M | $154.9M | ||
| Q2 24 | $31.2M | $139.1M |
| Q1 26 | 27.3% | — | ||
| Q4 25 | 28.0% | 36.8% | ||
| Q3 25 | 26.4% | 35.0% | ||
| Q2 25 | 28.0% | 33.8% | ||
| Q1 25 | 28.4% | 34.9% | ||
| Q4 24 | 29.2% | 33.1% | ||
| Q3 24 | 28.0% | 33.8% | ||
| Q2 24 | 29.2% | 32.7% |
| Q1 26 | 8.1% | 30.5% | ||
| Q4 25 | 10.3% | 26.6% | ||
| Q3 25 | 1.3% | 27.7% | ||
| Q2 25 | 7.8% | 26.6% | ||
| Q1 25 | 9.6% | 28.5% | ||
| Q4 24 | 8.8% | 26.1% | ||
| Q3 24 | 10.3% | 26.8% | ||
| Q2 24 | 9.4% | 26.3% |
| Q1 26 | 6.8% | 28.0% | ||
| Q4 25 | 10.4% | 28.4% | ||
| Q3 25 | 2.9% | 28.4% | ||
| Q2 25 | 5.3% | 40.6% | ||
| Q1 25 | 7.4% | 27.5% | ||
| Q4 24 | -15.1% | 28.0% | ||
| Q3 24 | 7.5% | 28.8% | ||
| Q2 24 | 7.2% | 26.8% |
| Q1 26 | $1.22 | $1.40 | ||
| Q4 25 | $1.90 | $1.38 | ||
| Q3 25 | $0.52 | $1.30 | ||
| Q2 25 | $0.94 | $1.78 | ||
| Q1 25 | $1.31 | $1.17 | ||
| Q4 24 | $-2.80 | $1.18 | ||
| Q3 24 | $1.33 | $1.19 | ||
| Q2 24 | $1.24 | $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 | $289.1M | $363.1M |
| Total DebtLower is stronger | — | $32.4M |
| Stockholders' EquityBook value | $1.4B | $2.5B |
| Total Assets | $1.8B | $3.3B |
| Debt / EquityLower = less leverage | — | 0.01× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $289.1M | $363.1M | ||
| Q4 25 | $292.5M | $399.8M | ||
| Q3 25 | $270.8M | — | ||
| Q2 25 | $266.6M | — | ||
| Q1 25 | $299.8M | $710.7M | ||
| Q4 24 | $289.2M | $839.9M | ||
| Q3 24 | $303.8M | $901.1M | ||
| Q2 24 | $240.2M | $768.3M |
| Q1 26 | — | $32.4M | ||
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — |
| Q1 26 | $1.4B | $2.5B | ||
| Q4 25 | $1.3B | $2.4B | ||
| Q3 25 | $1.3B | $2.4B | ||
| Q2 25 | $1.3B | $2.3B | ||
| Q1 25 | $1.3B | $2.3B | ||
| Q4 24 | $1.2B | $2.3B | ||
| Q3 24 | $1.2B | $2.4B | ||
| Q2 24 | $1.2B | $2.2B |
| Q1 26 | $1.8B | $3.3B | ||
| Q4 25 | $1.8B | — | ||
| Q3 25 | $1.8B | — | ||
| Q2 25 | $1.8B | $2.6B | ||
| Q1 25 | $1.8B | $2.6B | ||
| Q4 24 | $1.7B | $2.7B | ||
| Q3 24 | $1.8B | $2.7B | ||
| Q2 24 | $1.7B | $2.5B |
| Q1 26 | — | 0.01× | ||
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| 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 | $17.6M | — |
| Free Cash FlowOCF − Capex | — | — |
| FCF MarginFCF / Revenue | — | — |
| Capex IntensityCapex / Revenue | 2.0% | — |
| Cash ConversionOCF / Net Profit | 0.57× | — |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $17.6M | — | ||
| Q4 25 | $61.4M | $126.4M | ||
| Q3 25 | $39.3M | $238.3M | ||
| Q2 25 | $9.3M | $96.5M | ||
| Q1 25 | $28.3M | $146.5M | ||
| Q4 24 | $25.7M | $195.3M | ||
| Q3 24 | $73.5M | $200.0M | ||
| Q2 24 | $4.7M | $114.7M |
| Q1 26 | — | — | ||
| Q4 25 | $46.8M | $124.8M | ||
| Q3 25 | $25.0M | $229.6M | ||
| Q2 25 | $-3.7M | $92.7M | ||
| Q1 25 | $19.9M | $137.8M | ||
| Q4 24 | $13.6M | $190.2M | ||
| Q3 24 | $65.8M | $193.7M | ||
| Q2 24 | $-6.2M | $107.0M |
| Q1 26 | — | — | ||
| Q4 25 | 10.3% | 20.5% | ||
| Q3 25 | 5.7% | 39.7% | ||
| Q2 25 | -0.8% | 16.6% | ||
| Q1 25 | 4.5% | 25.0% | ||
| Q4 24 | 2.9% | 34.1% | ||
| Q3 24 | 14.8% | 36.0% | ||
| Q2 24 | -1.4% | 20.6% |
| Q1 26 | 2.0% | — | ||
| Q4 25 | 3.2% | 0.3% | ||
| Q3 25 | 3.2% | 1.5% | ||
| Q2 25 | 3.0% | 0.7% | ||
| Q1 25 | 1.9% | 1.6% | ||
| Q4 24 | 2.6% | 0.9% | ||
| Q3 24 | 1.7% | 1.2% | ||
| Q2 24 | 2.5% | 1.5% |
| Q1 26 | 0.57× | — | ||
| Q4 25 | 1.30× | 0.73× | ||
| Q3 25 | 3.05× | 1.45× | ||
| Q2 25 | 0.40× | 0.43× | ||
| Q1 25 | 0.86× | 0.97× | ||
| Q4 24 | — | 1.25× | ||
| Q3 24 | 2.20× | 1.29× | ||
| Q2 24 | 0.15× | 0.82× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
