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Side-by-side financial comparison of Owlet, Inc. (OWLT) and STEM, INC. (STEM). Click either name above to swap in a different company.
STEM, INC. is the larger business by last-quarter revenue ($47.1M vs $26.6M, roughly 1.8× Owlet, Inc.). STEM, INC. runs the higher net margin — -33.9% vs -34.6%, a 0.7% gap on every dollar of revenue. On growth, Owlet, Inc. posted the faster year-over-year revenue change (29.6% vs -15.6%). Over the past eight quarters, STEM, INC.'s revenue compounded faster (36.1% CAGR vs 34.2%).
Owlet, Inc. is a pediatric health technology firm that develops smart wearable monitoring products for infants, most notably its signature smart sock that tracks real-time heart rate, oxygen levels, and sleep metrics. It serves global consumer markets across North America, Europe, and Asia-Pacific, distributing products via direct-to-consumer e-commerce and partnered retail outlets, focused on supporting parental peace of mind and infant health safety.
StemCells, Inc. is a public biopharmaceutical company headquartered in Newark, California, that is developing purified human neural stem cells (HuCNS-SCs) in the hopes of treating central nervous system disorders and paralysis. StemCells' HuCNS-SCs have the ability to differentiate into the three main types of cells found in the central nervous system: neurons, astrocytes and oligodendrocytes.
OWLT vs STEM — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $26.6M | $47.1M |
| Net Profit | $-9.2M | $-16.0M |
| Gross Margin | 47.6% | 48.9% |
| Operating Margin | -18.4% | -17.7% |
| Net Margin | -34.6% | -33.9% |
| Revenue YoY | 29.6% | -15.6% |
| Net Profit YoY | -1.5% | 68.8% |
| EPS (diluted) | — | $-4.40 |
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.
| Q4 25 | $26.6M | $47.1M | ||
| Q3 25 | $32.0M | $38.2M | ||
| Q2 25 | $26.1M | $38.4M | ||
| Q1 25 | $21.1M | $32.5M | ||
| Q4 24 | $20.5M | $55.8M | ||
| Q3 24 | $22.1M | $29.3M | ||
| Q2 24 | $20.7M | $34.0M | ||
| Q1 24 | $14.8M | $25.5M |
| Q4 25 | $-9.2M | $-16.0M | ||
| Q3 25 | $4.1M | $-23.8M | ||
| Q2 25 | $-37.6M | $202.5M | ||
| Q1 25 | $3.0M | $-25.0M | ||
| Q4 24 | $-9.1M | $-51.1M | ||
| Q3 24 | $-5.6M | $-148.3M | ||
| Q2 24 | $-1.1M | $-582.3M | ||
| Q1 24 | $3.3M | $-72.3M |
| Q4 25 | 47.6% | 48.9% | ||
| Q3 25 | 50.6% | 35.5% | ||
| Q2 25 | 51.3% | 33.4% | ||
| Q1 25 | 53.7% | 32.4% | ||
| Q4 24 | 53.5% | -4.4% | ||
| Q3 24 | 52.2% | 21.2% | ||
| Q2 24 | 49.5% | 27.6% | ||
| Q1 24 | 44.4% | -95.0% |
| Q4 25 | -18.4% | -17.7% | ||
| Q3 25 | 3.8% | -33.6% | ||
| Q2 25 | -7.4% | -34.8% | ||
| Q1 25 | -12.7% | -65.0% | ||
| Q4 24 | -36.2% | -84.4% | ||
| Q3 24 | -21.8% | -493.2% | ||
| Q2 24 | -10.8% | -1705.5% | ||
| Q1 24 | -39.0% | -267.0% |
| Q4 25 | -34.6% | -33.9% | ||
| Q3 25 | 12.9% | -62.2% | ||
| Q2 25 | -144.4% | 527.8% | ||
| Q1 25 | 14.3% | -76.9% | ||
| Q4 24 | -44.2% | -91.6% | ||
| Q3 24 | -25.4% | -506.3% | ||
| Q2 24 | -5.5% | -1712.6% | ||
| Q1 24 | 22.2% | -283.9% |
| Q4 25 | — | $-4.40 | ||
| Q3 25 | $-0.06 | $-2.84 | ||
| Q2 25 | $-2.37 | $-1.79 | ||
| Q1 25 | $0.11 | $-0.15 | ||
| Q4 24 | $-0.15 | $-15.29 | ||
| Q3 24 | $-0.61 | $-18.24 | ||
| Q2 24 | $-0.30 | $-71.81 | ||
| Q1 24 | $-0.51 | $-0.46 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $35.5M | $48.9M |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $19.0M | $-249.4M |
| Total Assets | $85.6M | $308.9M |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $35.5M | $48.9M | ||
| Q3 25 | $23.8M | $43.1M | ||
| Q2 25 | $21.8M | $40.8M | ||
| Q1 25 | $16.3M | $58.6M | ||
| Q4 24 | $20.2M | $56.3M | ||
| Q3 24 | $21.6M | $75.4M | ||
| Q2 24 | $15.4M | $89.6M | ||
| Q1 24 | $18.4M | $112.8M |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | $2.1M | — | ||
| Q1 24 | $4.0M | — |
| Q4 25 | $19.0M | $-249.4M | ||
| Q3 25 | $-54.1M | $-235.7M | ||
| Q2 25 | $-59.2M | $-214.1M | ||
| Q1 25 | $-25.8M | $-417.5M | ||
| Q4 24 | $-29.8M | $-398.4M | ||
| Q3 24 | $-21.5M | $-344.1M | ||
| Q2 24 | $-33.4M | $-203.2M | ||
| Q1 24 | $-32.9M | $371.6M |
| Q4 25 | $85.6M | $308.9M | ||
| Q3 25 | $74.9M | $362.6M | ||
| Q2 25 | $63.5M | $379.2M | ||
| Q1 25 | $51.4M | $405.1M | ||
| Q4 24 | $49.5M | $437.4M | ||
| Q3 24 | $56.1M | $537.8M | ||
| Q2 24 | $45.9M | $691.5M | ||
| Q1 24 | $43.8M | $1.3B |
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 | $-452.0K | $8.2M |
| Free Cash FlowOCF − Capex | $-651.0K | — |
| FCF MarginFCF / Revenue | -2.5% | — |
| Capex IntensityCapex / Revenue | 0.7% | — |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $-11.1M | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-452.0K | $8.2M | ||
| Q3 25 | $-2.2M | $11.4M | ||
| Q2 25 | $-2.2M | $-21.3M | ||
| Q1 25 | $-5.9M | $8.5M | ||
| Q4 24 | $3.0M | $-14.7M | ||
| Q3 24 | $-7.5M | $-9.4M | ||
| Q2 24 | $-3.4M | $-11.9M | ||
| Q1 24 | $-3.4M | $-621.0K |
| Q4 25 | $-651.0K | — | ||
| Q3 25 | $-2.2M | — | ||
| Q2 25 | $-2.3M | — | ||
| Q1 25 | $-5.9M | — | ||
| Q4 24 | $3.0M | — | ||
| Q3 24 | $-7.5M | — | ||
| Q2 24 | $-3.4M | — | ||
| Q1 24 | — | — |
| Q4 25 | -2.5% | — | ||
| Q3 25 | -6.8% | — | ||
| Q2 25 | -8.8% | — | ||
| Q1 25 | -28.1% | — | ||
| Q4 24 | 14.5% | — | ||
| Q3 24 | -33.9% | — | ||
| Q2 24 | -16.3% | — | ||
| Q1 24 | — | — |
| Q4 25 | 0.7% | — | ||
| Q3 25 | 0.0% | — | ||
| Q2 25 | 0.2% | — | ||
| Q1 25 | 0.0% | — | ||
| Q4 24 | 0.2% | — | ||
| Q3 24 | 0.0% | — | ||
| Q2 24 | 0.0% | — | ||
| Q1 24 | 0.0% | — |
| Q4 25 | — | — | ||
| Q3 25 | -0.52× | — | ||
| Q2 25 | — | -0.11× | ||
| Q1 25 | -1.96× | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — | ||
| Q1 24 | -1.03× | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
OWLT
| US | $22.7M | 85% |
| Non Us | $3.2M | 12% |
| Other | $651.0K | 2% |
STEM
Segment breakdown not available.
