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Side-by-side financial comparison of ASPEN AEROGELS INC (ASPN) and MESA LABORATORIES INC (MLAB). Click either name above to swap in a different company.
MESA LABORATORIES INC is the larger business by last-quarter revenue ($65.1M vs $41.3M, roughly 1.6× ASPEN AEROGELS INC). MESA LABORATORIES INC runs the higher net margin — 5.6% vs -176.4%, a 182.0% gap on every dollar of revenue. On growth, MESA LABORATORIES INC posted the faster year-over-year revenue change (3.6% vs -66.4%). MESA LABORATORIES INC produced more free cash flow last quarter ($18.0M vs $13.7M). Over the past eight quarters, MESA LABORATORIES INC's revenue compounded faster (5.1% CAGR vs -33.9%).
Aspen Aerogels Inc is a leading manufacturer of high-performance aerogel-based insulation and thermal management materials. It serves core sectors including renewable energy, oil and gas infrastructure, aerospace, commercial construction and industrial manufacturing, with key markets across North America, Europe and Asia-Pacific. Its products are prized for superior thermal resistance, fire safety and lightweight performance for harsh operating conditions.
Mesa Laboratories Inc. develops, manufactures and sells professional quality control, calibration and monitoring instruments as well as related supporting services. Its core offerings cater to healthcare, pharmaceutical, food and beverage, industrial hygiene and environmental testing markets, helping global clients meet regulatory compliance and operational safety requirements.
ASPN vs MLAB — Head-to-Head
Income Statement — Q4 FY2025 vs Q3 FY2026
| Metric | | |
|---|---|---|
| Revenue | $41.3M | $65.1M |
| Net Profit | $-72.9M | $3.6M |
| Gross Margin | -55.5% | 64.2% |
| Operating Margin | -170.3% | 12.2% |
| Net Margin | -176.4% | 5.6% |
| Revenue YoY | -66.4% | 3.6% |
| Net Profit YoY | -741.7% | 316.6% |
| EPS (diluted) | $-0.87 | $0.65 |
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 | $41.3M | $65.1M | ||
| Q3 25 | $73.0M | $60.7M | ||
| Q2 25 | $78.0M | $59.5M | ||
| Q1 25 | $78.7M | $62.1M | ||
| Q4 24 | $123.1M | $62.8M | ||
| Q3 24 | $117.3M | $57.8M | ||
| Q2 24 | $117.8M | $58.2M | ||
| Q1 24 | $94.5M | $58.9M |
| Q4 25 | $-72.9M | $3.6M | ||
| Q3 25 | $-6.3M | $2.5M | ||
| Q2 25 | $-9.1M | $4.7M | ||
| Q1 25 | $-301.2M | $-7.1M | ||
| Q4 24 | $11.4M | $-1.7M | ||
| Q3 24 | $-13.0M | $3.4M | ||
| Q2 24 | $16.8M | $3.4M | ||
| Q1 24 | $-1.8M | $-254.6M |
| Q4 25 | -55.5% | 64.2% | ||
| Q3 25 | 28.5% | 61.5% | ||
| Q2 25 | 32.4% | 62.0% | ||
| Q1 25 | 29.0% | 61.8% | ||
| Q4 24 | 38.3% | 63.3% | ||
| Q3 24 | 41.8% | 61.3% | ||
| Q2 24 | 43.8% | 64.0% | ||
| Q1 24 | 37.2% | 62.1% |
| Q4 25 | -170.3% | 12.2% | ||
| Q3 25 | -4.6% | 7.8% | ||
| Q2 25 | -6.6% | 5.1% | ||
| Q1 25 | -380.2% | 2.4% | ||
| Q4 24 | 12.0% | 9.2% | ||
| Q3 24 | 14.8% | 6.1% | ||
| Q2 24 | 17.0% | 9.6% | ||
| Q1 24 | 2.6% | -460.6% |
| Q4 25 | -176.4% | 5.6% | ||
| Q3 25 | -8.7% | 4.1% | ||
| Q2 25 | -11.6% | 8.0% | ||
| Q1 25 | -382.7% | -11.4% | ||
| Q4 24 | 9.2% | -2.7% | ||
| Q3 24 | -11.1% | 5.9% | ||
| Q2 24 | 14.3% | 5.8% | ||
| Q1 24 | -1.9% | -432.2% |
| Q4 25 | $-0.87 | $0.65 | ||
| Q3 25 | $-0.08 | $0.45 | ||
| Q2 25 | $-0.11 | $0.85 | ||
| Q1 25 | $-3.67 | $-1.30 | ||
| Q4 24 | $0.15 | $-0.31 | ||
| Q3 24 | $-0.17 | $0.63 | ||
| Q2 24 | $0.21 | $0.62 | ||
| Q1 24 | $-0.02 | $-47.26 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $156.9M | $29.0M |
| Total DebtLower is stronger | $65.5M | $68.4M |
| Stockholders' EquityBook value | $235.5M | $186.7M |
| Total Assets | $406.7M | $434.8M |
| Debt / EquityLower = less leverage | 0.28× | 0.37× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $156.9M | $29.0M | ||
| Q3 25 | $150.7M | $20.4M | ||
| Q2 25 | $167.6M | $21.3M | ||
| Q1 25 | $192.0M | $27.3M | ||
| Q4 24 | $220.9M | $27.3M | ||
| Q3 24 | $113.5M | $24.3M | ||
| Q2 24 | $91.4M | $28.5M | ||
| Q1 24 | $101.5M | $28.2M |
| Q4 25 | $65.5M | $68.4M | ||
| Q3 25 | $70.1M | $69.4M | ||
| Q2 25 | $77.3M | $70.3M | ||
| Q1 25 | $95.4M | $71.3M | ||
| Q4 24 | $95.0M | $72.2M | ||
| Q3 24 | $93.7M | $73.1M | ||
| Q2 24 | — | $74.1M | ||
| Q1 24 | — | — |
| Q4 25 | $235.5M | $186.7M | ||
| Q3 25 | $305.7M | $178.5M | ||
| Q2 25 | $308.8M | $172.5M | ||
| Q1 25 | $314.8M | $159.8M | ||
| Q4 24 | $614.7M | $155.2M | ||
| Q3 24 | $507.6M | $161.5M | ||
| Q2 24 | $517.8M | $150.7M | ||
| Q1 24 | $491.2M | $145.4M |
| Q4 25 | $406.7M | $434.8M | ||
| Q3 25 | $491.4M | $430.4M | ||
| Q2 25 | $525.1M | $435.7M | ||
| Q1 25 | $555.0M | $433.3M | ||
| Q4 24 | $895.1M | $433.3M | ||
| Q3 24 | $782.6M | $454.1M | ||
| Q2 24 | $748.6M | $440.4M | ||
| Q1 24 | $698.0M | $446.8M |
| Q4 25 | 0.28× | 0.37× | ||
| Q3 25 | 0.23× | 0.39× | ||
| Q2 25 | 0.25× | 0.41× | ||
| Q1 25 | 0.30× | 0.45× | ||
| Q4 24 | 0.15× | 0.47× | ||
| Q3 24 | 0.18× | 0.45× | ||
| Q2 24 | — | 0.49× | ||
| Q1 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 | $16.1M | $18.8M |
| Free Cash FlowOCF − Capex | $13.7M | $18.0M |
| FCF MarginFCF / Revenue | 33.1% | 27.7% |
| Capex IntensityCapex / Revenue | 6.0% | 1.1% |
| Cash ConversionOCF / Net Profit | — | 5.17× |
| TTM Free Cash FlowTrailing 4 quarters | $-4.6M | $37.9M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $16.1M | $18.8M | ||
| Q3 25 | $15.0M | $8.2M | ||
| Q2 25 | $-3.9M | $1.9M | ||
| Q1 25 | $5.6M | $12.7M | ||
| Q4 24 | $35.7M | $18.1M | ||
| Q3 24 | $20.8M | $5.3M | ||
| Q2 24 | $6.8M | $10.7M | ||
| Q1 24 | $-17.7M | $12.9M |
| Q4 25 | $13.7M | $18.0M | ||
| Q3 25 | $5.9M | $7.1M | ||
| Q2 25 | $-16.8M | $884.0K | ||
| Q1 25 | $-7.4M | $11.9M | ||
| Q4 24 | $20.9M | $17.3M | ||
| Q3 24 | $-50.0K | $3.5M | ||
| Q2 24 | $-18.0M | $9.9M | ||
| Q1 24 | $-43.6M | $12.3M |
| Q4 25 | 33.1% | 27.7% | ||
| Q3 25 | 8.1% | 11.7% | ||
| Q2 25 | -21.6% | 1.5% | ||
| Q1 25 | -9.4% | 19.2% | ||
| Q4 24 | 17.0% | 27.6% | ||
| Q3 24 | -0.0% | 6.0% | ||
| Q2 24 | -15.3% | 16.9% | ||
| Q1 24 | -46.1% | 21.0% |
| Q4 25 | 6.0% | 1.1% | ||
| Q3 25 | 12.5% | 1.8% | ||
| Q2 25 | 16.5% | 1.7% | ||
| Q1 25 | 16.5% | 1.2% | ||
| Q4 24 | 12.0% | 1.3% | ||
| Q3 24 | 17.7% | 3.1% | ||
| Q2 24 | 21.1% | 1.5% | ||
| Q1 24 | 27.4% | 0.9% |
| Q4 25 | — | 5.17× | ||
| Q3 25 | — | 3.32× | ||
| Q2 25 | — | 0.40× | ||
| Q1 25 | — | — | ||
| Q4 24 | 3.14× | — | ||
| Q3 24 | — | 1.54× | ||
| Q2 24 | 0.41× | 3.17× | ||
| Q1 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
ASPN
| Energy Industrial | $14.5M | 35% |
| Other | $13.9M | 34% |
| Thermal Barrier | $12.9M | 31% |
MLAB
| Sterilization And Disinfection Control | $24.9M | 38% |
| Biopharmaceutical Development | $14.4M | 22% |
| Other | $14.1M | 22% |
| Clinical Genomics | $11.8M | 18% |
