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Side-by-side financial comparison of Spero Therapeutics, Inc. (SPRO) and VOX ROYALTY CORP. (VOXR). Click either name above to swap in a different company.
Spero Therapeutics, Inc. is the larger business by last-quarter revenue ($12.6M vs $9.3M, roughly 1.4× VOX ROYALTY CORP.). Spero Therapeutics, Inc. runs the higher net margin — 250.7% vs -7.4%, a 258.0% gap on every dollar of revenue. Over the past eight quarters, Spero Therapeutics, Inc.'s revenue compounded faster (847.7% CAGR vs 26.4%).
Vox Royalty Corp. is a specialized mining royalty and streaming company that provides upfront capital to mining project owners and operators, in exchange for a share of future commodity production revenue or physical output. Its portfolio includes gold, silver, copper and other critical minerals, with core operating markets spanning North America, Australia and Africa, catering to the global mining exploration and development sector.
SPRO vs VOXR — Head-to-Head
Income Statement — Q4 FY2025 vs Q3 FY2025
| Metric | | |
|---|---|---|
| Revenue | $12.6M | $9.3M |
| Net Profit | $31.5M | $-682.6K |
| Gross Margin | — | 69.2% |
| Operating Margin | — | 11.8% |
| Net Margin | 250.7% | -7.4% |
| Revenue YoY | 24080.8% | — |
| Net Profit YoY | 250.9% | — |
| EPS (diluted) | $0.56 | — |
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 | $12.6M | — | ||
| Q3 25 | $0 | $9.3M | ||
| Q2 25 | $0 | $5.4M | ||
| Q1 25 | $12.0K | $2.7M | ||
| Q4 24 | $52.0K | — | ||
| Q3 24 | $65.0K | $8.2M | ||
| Q2 24 | $114.0K | $5.7M | ||
| Q1 24 | $140.0K | $2.9M |
| Q4 25 | $31.5M | — | ||
| Q3 25 | $-7.4M | $-682.6K | ||
| Q2 25 | $-1.7M | $-575.0K | ||
| Q1 25 | $-13.9M | $-241.4K | ||
| Q4 24 | — | — | ||
| Q3 24 | $-17.1M | $316.9K | ||
| Q2 24 | $-17.9M | $-729.7K | ||
| Q1 24 | $-12.7M | $-681.2K |
| Q4 25 | — | — | ||
| Q3 25 | — | 69.2% | ||
| Q2 25 | — | 83.0% | ||
| Q1 25 | — | 90.1% | ||
| Q4 24 | — | — | ||
| Q3 24 | — | 97.0% | ||
| Q2 24 | — | 83.8% | ||
| Q1 24 | — | — |
| Q4 25 | — | — | ||
| Q3 25 | — | 11.8% | ||
| Q2 25 | — | 15.0% | ||
| Q1 25 | -122758.3% | 22.8% | ||
| Q4 24 | — | — | ||
| Q3 24 | -28604.6% | 28.5% | ||
| Q2 24 | -16720.2% | 7.4% | ||
| Q1 24 | -9987.1% | 32.7% |
| Q4 25 | 250.7% | — | ||
| Q3 25 | — | -7.4% | ||
| Q2 25 | — | -10.6% | ||
| Q1 25 | -115550.0% | -9.0% | ||
| Q4 24 | — | — | ||
| Q3 24 | -26380.0% | 3.9% | ||
| Q2 24 | -15668.4% | -12.8% | ||
| Q1 24 | -9049.3% | -23.6% |
| Q4 25 | $0.56 | — | ||
| Q3 25 | $-0.13 | — | ||
| Q2 25 | $-0.03 | — | ||
| Q1 25 | $-0.25 | — | ||
| Q4 24 | — | — | ||
| Q3 24 | $-0.32 | — | ||
| Q2 24 | $-0.33 | — | ||
| Q1 24 | $-0.24 | — |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $40.3M | — |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $59.0M | — |
| Total Assets | $68.9M | — |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $40.3M | — | ||
| Q3 25 | $48.6M | — | ||
| Q2 25 | $31.2M | — | ||
| Q1 25 | $48.9M | — | ||
| Q4 24 | $52.9M | — | ||
| Q3 24 | $76.3M | — | ||
| Q2 24 | $63.5M | — | ||
| Q1 24 | $82.3M | — |
| Q4 25 | $59.0M | — | ||
| Q3 25 | $26.5M | — | ||
| Q2 25 | $32.8M | — | ||
| Q1 25 | $33.8M | — | ||
| Q4 24 | $46.1M | — | ||
| Q3 24 | $65.5M | — | ||
| Q2 24 | $80.5M | — | ||
| Q1 24 | $96.2M | — |
| Q4 25 | $68.9M | — | ||
| Q3 25 | $54.2M | — | ||
| Q2 25 | $62.1M | — | ||
| Q1 25 | $77.7M | — | ||
| Q4 24 | $110.5M | — | ||
| Q3 24 | $135.2M | — | ||
| Q2 24 | $149.9M | — | ||
| Q1 24 | $167.7M | — |
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 | $-8.4M | — |
| Free Cash FlowOCF − Capex | — | — |
| FCF MarginFCF / Revenue | — | — |
| Capex IntensityCapex / Revenue | — | — |
| Cash ConversionOCF / Net Profit | -0.26× | — |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-8.4M | — | ||
| Q3 25 | $17.4M | — | ||
| Q2 25 | $-17.7M | — | ||
| Q1 25 | $-4.0M | — | ||
| Q4 24 | $-23.4M | — | ||
| Q3 24 | $12.8M | — | ||
| Q2 24 | $-18.7M | — | ||
| Q1 24 | $5.9M | — |
| Q4 25 | -0.26× | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
SPRO
Segment breakdown not available.
VOXR
| Total | $8.2M | 88% |
| Other | $1.1M | 12% |
