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Side-by-side financial comparison of PDF SOLUTIONS INC (PDFS) and UNIFI INC (UFI). Click either name above to swap in a different company.
UNIFI INC is the larger business by last-quarter revenue ($121.4M vs $62.4M, roughly 1.9× PDF SOLUTIONS INC). PDF SOLUTIONS INC runs the higher net margin — -0.1% vs -8.0%, a 7.9% gap on every dollar of revenue. On growth, PDF SOLUTIONS INC posted the faster year-over-year revenue change (24.6% vs -12.6%). UNIFI INC produced more free cash flow last quarter ($24.2M vs $7.5M). Over the past eight quarters, PDF SOLUTIONS INC's revenue compounded faster (22.9% CAGR vs -9.7%).
PDF Solutions, Inc. is an American multinational software and engineering services company based in Santa Clara, California. The company is listed in the Nasdaq stock exchange under the ticker symbol PDFS.
Unifi Aviation, LLC is the largest aviation ground handling services in North America. Unifi was formed late 2018, after Delta Air Lines sold a stake of its subsidiary, DAL Global Services, to Argenbright Holdings. Unifi is jointly owned by Argenbright, who owns 51% of the company and Delta, who owns 49%.
PDFS vs UFI — Head-to-Head
Income Statement — Q4 FY2025 vs Q2 FY2026
| Metric | | |
|---|---|---|
| Revenue | $62.4M | $121.4M |
| Net Profit | $-48.0K | $-9.7M |
| Gross Margin | 72.9% | 3.0% |
| Operating Margin | 5.5% | -6.0% |
| Net Margin | -0.1% | -8.0% |
| Revenue YoY | 24.6% | -12.6% |
| Net Profit YoY | -108.9% | 14.8% |
| EPS (diluted) | $0.00 | $-0.53 |
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 | $62.4M | $121.4M | ||
| Q3 25 | $57.1M | $135.7M | ||
| Q2 25 | $51.7M | $138.5M | ||
| Q1 25 | $47.8M | $146.6M | ||
| Q4 24 | $50.1M | $138.9M | ||
| Q3 24 | $46.4M | $147.4M | ||
| Q2 24 | $41.7M | $157.5M | ||
| Q1 24 | $41.3M | $149.0M |
| Q4 25 | $-48.0K | $-9.7M | ||
| Q3 25 | $1.3M | $-11.4M | ||
| Q2 25 | $1.1M | $15.5M | ||
| Q1 25 | $-3.0M | $-16.8M | ||
| Q4 24 | $539.0K | $-11.4M | ||
| Q3 24 | $2.2M | $-7.6M | ||
| Q2 24 | $1.7M | $-4.0M | ||
| Q1 24 | $-393.0K | $-10.3M |
| Q4 25 | 72.9% | 3.0% | ||
| Q3 25 | 72.3% | 2.5% | ||
| Q2 25 | 71.2% | -0.8% | ||
| Q1 25 | 72.9% | -0.3% | ||
| Q4 24 | 68.3% | 0.4% | ||
| Q3 24 | 73.1% | 6.4% | ||
| Q2 24 | 70.6% | 6.9% | ||
| Q1 24 | 67.3% | 3.2% |
| Q4 25 | 5.5% | -6.0% | ||
| Q3 25 | 8.5% | -7.1% | ||
| Q2 25 | 2.2% | 10.9% | ||
| Q1 25 | -7.4% | -9.5% | ||
| Q4 24 | 1.0% | -5.4% | ||
| Q3 24 | 4.6% | -2.2% | ||
| Q2 24 | 0.6% | -0.5% | ||
| Q1 24 | -4.7% | -4.6% |
| Q4 25 | -0.1% | -8.0% | ||
| Q3 25 | 2.3% | -8.4% | ||
| Q2 25 | 2.2% | 11.2% | ||
| Q1 25 | -6.3% | -11.5% | ||
| Q4 24 | 1.1% | -8.2% | ||
| Q3 24 | 4.8% | -5.2% | ||
| Q2 24 | 4.1% | -2.5% | ||
| Q1 24 | -1.0% | -6.9% |
| Q4 25 | $0.00 | $-0.53 | ||
| Q3 25 | $0.03 | $-0.62 | ||
| Q2 25 | $0.03 | $0.85 | ||
| Q1 25 | $-0.08 | $-0.92 | ||
| Q4 24 | $0.01 | $-0.62 | ||
| Q3 24 | $0.06 | $-0.42 | ||
| Q2 24 | $0.04 | $-0.21 | ||
| Q1 24 | $-0.01 | $-0.57 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $42.2M | $30.2M |
| Total DebtLower is stronger | $67.0M | $92.6M |
| Stockholders' EquityBook value | $271.0M | $230.0M |
| Total Assets | $418.7M | $382.9M |
| Debt / EquityLower = less leverage | 0.25× | 0.40× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $42.2M | $30.2M | ||
| Q3 25 | $35.9M | $20.6M | ||
| Q2 25 | $40.4M | $22.7M | ||
| Q1 25 | $54.1M | $16.3M | ||
| Q4 24 | $114.9M | $18.7M | ||
| Q3 24 | $120.2M | $13.7M | ||
| Q2 24 | $117.9M | $26.8M | ||
| Q1 24 | $122.9M | $27.7M |
| Q4 25 | $67.0M | $92.6M | ||
| Q3 25 | $67.6M | $107.5M | ||
| Q2 25 | $68.1M | $95.7M | ||
| Q1 25 | $68.7M | $127.9M | ||
| Q4 24 | — | $123.0M | ||
| Q3 24 | — | $119.3M | ||
| Q2 24 | — | $117.8M | ||
| Q1 24 | — | $116.1M |
| Q4 25 | $271.0M | $230.0M | ||
| Q3 25 | $264.4M | $241.1M | ||
| Q2 25 | $257.5M | $249.5M | ||
| Q1 25 | $249.0M | $228.4M | ||
| Q4 24 | $246.0M | $237.2M | ||
| Q3 24 | $240.5M | $259.7M | ||
| Q2 24 | $232.2M | $263.4M | ||
| Q1 24 | $225.4M | $277.8M |
| Q4 25 | $418.7M | $382.9M | ||
| Q3 25 | $406.4M | $424.6M | ||
| Q2 25 | $391.1M | $426.9M | ||
| Q1 25 | $390.0M | $446.5M | ||
| Q4 24 | $315.3M | $439.7M | ||
| Q3 24 | $307.4M | $467.0M | ||
| Q2 24 | $298.0M | $469.2M | ||
| Q1 24 | $286.8M | $482.6M |
| Q4 25 | 0.25× | 0.40× | ||
| Q3 25 | 0.26× | 0.45× | ||
| Q2 25 | 0.26× | 0.38× | ||
| Q1 25 | 0.28× | 0.56× | ||
| Q4 24 | — | 0.52× | ||
| Q3 24 | — | 0.46× | ||
| Q2 24 | — | 0.45× | ||
| Q1 24 | — | 0.42× |
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 | $17.3M | $25.3M |
| Free Cash FlowOCF − Capex | $7.5M | $24.2M |
| FCF MarginFCF / Revenue | 12.1% | 20.0% |
| Capex IntensityCapex / Revenue | 15.7% | 0.9% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $-8.6M | $1.4M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $17.3M | $25.3M | ||
| Q3 25 | $3.3M | $-8.9M | ||
| Q2 25 | $-5.2M | $-1.3M | ||
| Q1 25 | $8.6M | $-5.0M | ||
| Q4 24 | $1.6M | $-2.2M | ||
| Q3 24 | $9.3M | $-12.8M | ||
| Q2 24 | $684.0K | $932.0K | ||
| Q1 24 | $-1.9M | $-1.4M |
| Q4 25 | $7.5M | $24.2M | ||
| Q3 25 | $-2.9M | $-10.9M | ||
| Q2 25 | $-13.8M | $-3.9M | ||
| Q1 25 | $535.0K | $-8.0M | ||
| Q4 24 | $-4.0M | $-5.1M | ||
| Q3 24 | $5.1M | $-14.9M | ||
| Q2 24 | $-4.6M | $-1.7M | ||
| Q1 24 | $-3.9M | $-3.9M |
| Q4 25 | 12.1% | 20.0% | ||
| Q3 25 | -5.1% | -8.1% | ||
| Q2 25 | -26.6% | -2.8% | ||
| Q1 25 | 1.1% | -5.4% | ||
| Q4 24 | -8.0% | -3.7% | ||
| Q3 24 | 11.0% | -10.1% | ||
| Q2 24 | -11.1% | -1.1% | ||
| Q1 24 | -9.4% | -2.6% |
| Q4 25 | 15.7% | 0.9% | ||
| Q3 25 | 10.8% | 1.5% | ||
| Q2 25 | 16.5% | 1.9% | ||
| Q1 25 | 17.0% | 2.0% | ||
| Q4 24 | 11.3% | 2.1% | ||
| Q3 24 | 9.0% | 1.4% | ||
| Q2 24 | 12.8% | 1.7% | ||
| Q1 24 | 4.9% | 1.7% |
| Q4 25 | — | — | ||
| Q3 25 | 2.54× | — | ||
| Q2 25 | -4.55× | -0.09× | ||
| Q1 25 | — | — | ||
| Q4 24 | 2.98× | — | ||
| Q3 24 | 4.20× | — | ||
| Q2 24 | 0.40× | — | ||
| Q1 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
PDFS
| Volumebased | $38.0M | 61% |
| Other | $24.4M | 39% |
UFI
| Other | $67.8M | 56% |
| REPREVE Fiber | $34.3M | 28% |
| Export Sales From US Operations | $10.5M | 9% |
| All Other Foreign Countries | $8.8M | 7% |
