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Side-by-side financial comparison of POWER SOLUTIONS INTERNATIONAL, INC. (PSIX) and Zai Lab Ltd (ZLAB). Click either name above to swap in a different company.
POWER SOLUTIONS INTERNATIONAL, INC. is the larger business by last-quarter revenue ($191.2M vs $127.1M, roughly 1.5× Zai Lab Ltd). On growth, POWER SOLUTIONS INTERNATIONAL, INC. posted the faster year-over-year revenue change (32.5% vs 17.1%). POWER SOLUTIONS INTERNATIONAL, INC. produced more free cash flow last quarter ($-7.6M vs $-26.7M). Over the past eight quarters, POWER SOLUTIONS INTERNATIONAL, INC.'s revenue compounded faster (41.7% CAGR vs 20.8%).
Adani Energy Solutions Ltd, formerly known as Adani Transmission Ltd, is an electric power transmission and distribution company headquartered in Ahmedabad. As of April 2025, the company operates a cumulative transmission network of 26,696 circuit kilometers and is one of the largest private sector power transmission companies operating in India.
Zai Lab Ltd is a global biopharmaceutical company focused on developing, manufacturing and commercializing innovative therapies for oncology, autoimmune disorders, infectious diseases and other unmet medical needs. It operates primarily in the Greater China region and partners with leading global biotech firms to expand access to life-saving treatments for underserved patient populations.
PSIX vs ZLAB — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $191.2M | $127.1M |
| Net Profit | $16.1M | — |
| Gross Margin | 21.9% | 51.0% |
| Operating Margin | 12.7% | -54.6% |
| Net Margin | 8.4% | — |
| Revenue YoY | 32.5% | 17.1% |
| Net Profit YoY | -31.0% | — |
| EPS (diluted) | $0.69 | $-0.05 |
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.
| Q4 25 | $191.2M | $127.1M | ||
| Q3 25 | $203.8M | $115.4M | ||
| Q2 25 | $191.9M | $109.1M | ||
| Q1 25 | $135.4M | $105.7M | ||
| Q4 24 | $144.3M | $108.5M | ||
| Q3 24 | $125.8M | $101.8M | ||
| Q2 24 | $110.6M | $100.1M | ||
| Q1 24 | $95.2M | $87.1M |
| Q4 25 | $16.1M | — | ||
| Q3 25 | $27.6M | $-36.0M | ||
| Q2 25 | $51.2M | $-40.7M | ||
| Q1 25 | $19.1M | $-48.4M | ||
| Q4 24 | $23.3M | — | ||
| Q3 24 | $17.3M | $-41.7M | ||
| Q2 24 | $21.5M | $-80.3M | ||
| Q1 24 | $7.1M | $-53.5M |
| Q4 25 | 21.9% | 51.0% | ||
| Q3 25 | 23.9% | 59.5% | ||
| Q2 25 | 28.2% | 60.6% | ||
| Q1 25 | 29.7% | 63.6% | ||
| Q4 24 | 29.9% | 61.5% | ||
| Q3 24 | 28.9% | 64.1% | ||
| Q2 24 | 31.8% | 64.9% | ||
| Q1 24 | 27.0% | 61.4% |
| Q4 25 | 12.7% | -54.6% | ||
| Q3 25 | 13.9% | -42.3% | ||
| Q2 25 | 16.9% | -50.3% | ||
| Q1 25 | 18.2% | -53.3% | ||
| Q4 24 | 17.5% | -62.6% | ||
| Q3 24 | 16.3% | -66.6% | ||
| Q2 24 | 22.9% | -76.0% | ||
| Q1 24 | 11.2% | -80.7% |
| Q4 25 | 8.4% | — | ||
| Q3 25 | 13.5% | -31.2% | ||
| Q2 25 | 26.7% | -37.3% | ||
| Q1 25 | 14.1% | -45.8% | ||
| Q4 24 | 16.1% | — | ||
| Q3 24 | 13.8% | -40.9% | ||
| Q2 24 | 19.5% | -80.2% | ||
| Q1 24 | 7.5% | -61.4% |
| Q4 25 | $0.69 | $-0.05 | ||
| Q3 25 | $1.20 | $-0.03 | ||
| Q2 25 | $2.22 | $-0.04 | ||
| Q1 25 | $0.83 | $-0.04 | ||
| Q4 24 | $1.01 | $-0.09 | ||
| Q3 24 | $0.75 | $-0.04 | ||
| Q2 24 | $0.94 | $-0.08 | ||
| Q1 24 | $0.31 | $-0.05 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $41.3M | $689.6M |
| Total DebtLower is stronger | $96.6M | — |
| Stockholders' EquityBook value | $178.6M | $715.5M |
| Total Assets | $424.7M | $1.2B |
| Debt / EquityLower = less leverage | 0.54× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $41.3M | $689.6M | ||
| Q3 25 | $49.0M | $717.2M | ||
| Q2 25 | $49.5M | $732.2M | ||
| Q1 25 | $50.0M | $757.3M | ||
| Q4 24 | $55.3M | $779.7M | ||
| Q3 24 | $40.5M | $616.1M | ||
| Q2 24 | $28.8M | $630.0M | ||
| Q1 24 | $33.1M | $650.8M |
| Q4 25 | $96.6M | — | ||
| Q3 25 | $96.7M | — | ||
| Q2 25 | $1.8M | — | ||
| Q1 25 | $1.0M | — | ||
| Q4 24 | $184.0K | — | ||
| Q3 24 | $238.0K | — | ||
| Q2 24 | $292.0K | — | ||
| Q1 24 | $345.0K | — |
| Q4 25 | $178.6M | $715.5M | ||
| Q3 25 | $162.5M | $759.9M | ||
| Q2 25 | $135.7M | $791.7M | ||
| Q1 25 | $84.3M | $810.8M | ||
| Q4 24 | $65.3M | $840.9M | ||
| Q3 24 | $42.1M | $667.7M | ||
| Q2 24 | $24.8M | $704.2M | ||
| Q1 24 | $3.2M | $762.2M |
| Q4 25 | $424.7M | $1.2B | ||
| Q3 25 | $458.9M | $1.2B | ||
| Q2 25 | $437.7M | $1.2B | ||
| Q1 25 | $372.7M | $1.2B | ||
| Q4 24 | $328.2M | $1.2B | ||
| Q3 24 | $339.1M | $985.3M | ||
| Q2 24 | $307.6M | $987.4M | ||
| Q1 24 | $286.8M | $988.4M |
| Q4 25 | 0.54× | — | ||
| Q3 25 | 0.60× | — | ||
| Q2 25 | 0.01× | — | ||
| Q1 25 | 0.01× | — | ||
| Q4 24 | 0.00× | — | ||
| Q3 24 | 0.01× | — | ||
| Q2 24 | 0.01× | — | ||
| Q1 24 | 0.11× | — |
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 | $-4.6M | $-26.0M |
| Free Cash FlowOCF − Capex | $-7.6M | $-26.7M |
| FCF MarginFCF / Revenue | -4.0% | -21.0% |
| Capex IntensityCapex / Revenue | 1.6% | 0.5% |
| Cash ConversionOCF / Net Profit | -0.29× | — |
| TTM Free Cash FlowTrailing 4 quarters | $14.1M | $-158.9M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-4.6M | $-26.0M | ||
| Q3 25 | $3.3M | $-32.0M | ||
| Q2 25 | $16.7M | $-31.0M | ||
| Q1 25 | $8.8M | $-61.7M | ||
| Q4 24 | $32.7M | $-55.8M | ||
| Q3 24 | $12.6M | $-26.8M | ||
| Q2 24 | $1.5M | $-42.2M | ||
| Q1 24 | $15.6M | $-90.1M |
| Q4 25 | $-7.6M | $-26.7M | ||
| Q3 25 | $1.7M | $-35.0M | ||
| Q2 25 | $14.6M | $-33.9M | ||
| Q1 25 | $5.4M | $-63.2M | ||
| Q4 24 | $30.0M | $-58.4M | ||
| Q3 24 | $12.1M | $-28.2M | ||
| Q2 24 | $822.0K | $-42.9M | ||
| Q1 24 | $14.8M | $-91.1M |
| Q4 25 | -4.0% | -21.0% | ||
| Q3 25 | 0.8% | -30.4% | ||
| Q2 25 | 7.6% | -31.1% | ||
| Q1 25 | 4.0% | -59.9% | ||
| Q4 24 | 20.8% | -53.8% | ||
| Q3 24 | 9.7% | -27.7% | ||
| Q2 24 | 0.7% | -42.9% | ||
| Q1 24 | 15.6% | -104.5% |
| Q4 25 | 1.6% | 0.5% | ||
| Q3 25 | 0.8% | 2.6% | ||
| Q2 25 | 1.1% | 2.6% | ||
| Q1 25 | 2.5% | 1.5% | ||
| Q4 24 | 1.8% | 2.4% | ||
| Q3 24 | 0.3% | 1.3% | ||
| Q2 24 | 0.6% | 0.7% | ||
| Q1 24 | 0.9% | 1.1% |
| Q4 25 | -0.29× | — | ||
| Q3 25 | 0.12× | — | ||
| Q2 25 | 0.33× | — | ||
| Q1 25 | 0.46× | — | ||
| Q4 24 | 1.40× | — | ||
| Q3 24 | 0.73× | — | ||
| Q2 24 | 0.07× | — | ||
| Q1 24 | 2.20× | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
PSIX
| Energy End Market | $153.4M | 80% |
| Industrial End Market | $33.3M | 17% |
| Transportation End Market | $4.6M | 2% |
ZLAB
| Zejula | $56.0M | 44% |
| Other | $21.9M | 17% |
| Nuzyra | $16.0M | 13% |
| Optune | $11.9M | 9% |
| XACDURO | $10.7M | 8% |
| Qinlock | $9.7M | 8% |
| AUGTYRO | $836.0K | 1% |
