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Side-by-side financial comparison of C3.ai, Inc. (AI) and ASPEN AEROGELS INC (ASPN). Click either name above to swap in a different company.

C3.ai, Inc. is the larger business by last-quarter revenue ($75.1M vs $41.3M, roughly 1.8× ASPEN AEROGELS INC). C3.ai, Inc. runs the higher net margin — -139.3% vs -176.4%, a 37.1% gap on every dollar of revenue. On growth, C3.ai, Inc. posted the faster year-over-year revenue change (-20.3% vs -66.4%). ASPEN AEROGELS INC produced more free cash flow last quarter ($13.7M vs $-46.9M). Over the past eight quarters, C3.ai, Inc.'s revenue compounded faster (-2.1% CAGR vs -33.9%).

C3.ai, Inc. is a leading enterprise artificial intelligence software provider that develops and delivers scalable AI applications, platform tools, and industry-specific solutions for clients across sectors including manufacturing, energy, financial services, healthcare and public sector. Its offerings help organizations optimize operations, reduce costs, mitigate risks, and realize data-driven decision making.

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.

AI vs ASPN — Head-to-Head

Bigger by revenue
AI
AI
1.8× larger
AI
$75.1M
$41.3M
ASPN
Growing faster (revenue YoY)
AI
AI
+46.1% gap
AI
-20.3%
-66.4%
ASPN
Higher net margin
AI
AI
37.1% more per $
AI
-139.3%
-176.4%
ASPN
More free cash flow
ASPN
ASPN
$60.6M more FCF
ASPN
$13.7M
$-46.9M
AI
Faster 2-yr revenue CAGR
AI
AI
Annualised
AI
-2.1%
-33.9%
ASPN

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
AI
AI
ASPN
ASPN
Revenue
$75.1M
$41.3M
Net Profit
$-104.7M
$-72.9M
Gross Margin
40.4%
-55.5%
Operating Margin
-149.2%
-170.3%
Net Margin
-139.3%
-176.4%
Revenue YoY
-20.3%
-66.4%
Net Profit YoY
-58.7%
-741.7%
EPS (diluted)
$-0.75
$-0.87

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.

Revenue
AI
AI
ASPN
ASPN
Q4 25
$75.1M
$41.3M
Q3 25
$70.3M
$73.0M
Q2 25
$108.7M
$78.0M
Q1 25
$98.8M
$78.7M
Q4 24
$94.3M
$123.1M
Q3 24
$87.2M
$117.3M
Q2 24
$86.6M
$117.8M
Q1 24
$78.4M
$94.5M
Net Profit
AI
AI
ASPN
ASPN
Q4 25
$-104.7M
$-72.9M
Q3 25
$-116.8M
$-6.3M
Q2 25
$-79.7M
$-9.1M
Q1 25
$-80.2M
$-301.2M
Q4 24
$-66.0M
$11.4M
Q3 24
$-62.8M
$-13.0M
Q2 24
$-72.9M
$16.8M
Q1 24
$-72.6M
$-1.8M
Gross Margin
AI
AI
ASPN
ASPN
Q4 25
40.4%
-55.5%
Q3 25
37.6%
28.5%
Q2 25
62.1%
32.4%
Q1 25
59.1%
29.0%
Q4 24
61.3%
38.3%
Q3 24
59.8%
41.8%
Q2 24
59.6%
43.8%
Q1 24
57.8%
37.2%
Operating Margin
AI
AI
ASPN
ASPN
Q4 25
-149.2%
-170.3%
Q3 25
-177.7%
-4.6%
Q2 25
-81.8%
-6.6%
Q1 25
-88.7%
-380.2%
Q4 24
-79.8%
12.0%
Q3 24
-83.2%
14.8%
Q2 24
-95.1%
17.0%
Q1 24
-105.3%
2.6%
Net Margin
AI
AI
ASPN
ASPN
Q4 25
-139.3%
-176.4%
Q3 25
-166.2%
-8.7%
Q2 25
-73.3%
-11.6%
Q1 25
-81.2%
-382.7%
Q4 24
-69.9%
9.2%
Q3 24
-72.0%
-11.1%
Q2 24
-84.2%
14.3%
Q1 24
-92.6%
-1.9%
EPS (diluted)
AI
AI
ASPN
ASPN
Q4 25
$-0.75
$-0.87
Q3 25
$-0.86
$-0.08
Q2 25
$-0.60
$-0.11
Q1 25
$-0.62
$-3.67
Q4 24
$-0.52
$0.15
Q3 24
$-0.50
$-0.17
Q2 24
$-0.59
$0.21
Q1 24
$-0.60
$-0.02

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AI
AI
ASPN
ASPN
Cash + ST InvestmentsLiquidity on hand
$675.0M
$156.9M
Total DebtLower is stronger
$65.5M
Stockholders' EquityBook value
$771.9M
$235.5M
Total Assets
$961.3M
$406.7M
Debt / EquityLower = less leverage
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AI
AI
ASPN
ASPN
Q4 25
$675.0M
$156.9M
Q3 25
$711.9M
$150.7M
Q2 25
$742.7M
$167.6M
Q1 25
$724.3M
$192.0M
Q4 24
$730.4M
$220.9M
Q3 24
$762.5M
$113.5M
Q2 24
$750.4M
$91.4M
Q1 24
$723.3M
$101.5M
Total Debt
AI
AI
ASPN
ASPN
Q4 25
$65.5M
Q3 25
$70.1M
Q2 25
$77.3M
Q1 25
$95.4M
Q4 24
$95.0M
Q3 24
$93.7M
Q2 24
Q1 24
Stockholders' Equity
AI
AI
ASPN
ASPN
Q4 25
$771.9M
$235.5M
Q3 25
$798.8M
$305.7M
Q2 25
$838.3M
$308.8M
Q1 25
$860.2M
$314.8M
Q4 24
$859.0M
$614.7M
Q3 24
$874.9M
$507.6M
Q2 24
$873.4M
$517.8M
Q1 24
$898.0M
$491.2M
Total Assets
AI
AI
ASPN
ASPN
Q4 25
$961.3M
$406.7M
Q3 25
$968.7M
$491.4M
Q2 25
$1.0B
$525.1M
Q1 25
$1.1B
$555.0M
Q4 24
$1.0B
$895.1M
Q3 24
$1.1B
$782.6M
Q2 24
$1.0B
$748.6M
Q1 24
$1.1B
$698.0M
Debt / Equity
AI
AI
ASPN
ASPN
Q4 25
0.28×
Q3 25
0.23×
Q2 25
0.25×
Q1 25
0.30×
Q4 24
0.15×
Q3 24
0.18×
Q2 24
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
AI
AI
ASPN
ASPN
Operating Cash FlowLast quarter
$-46.5M
$16.1M
Free Cash FlowOCF − Capex
$-46.9M
$13.7M
FCF MarginFCF / Revenue
-62.4%
33.1%
Capex IntensityCapex / Revenue
0.5%
6.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-93.2M
$-4.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AI
AI
ASPN
ASPN
Q4 25
$-46.5M
$16.1M
Q3 25
$-33.5M
$15.0M
Q2 25
$11.3M
$-3.9M
Q1 25
$-22.0M
$5.6M
Q4 24
$-38.7M
$35.7M
Q3 24
$8.0M
$20.8M
Q2 24
$21.3M
$6.8M
Q1 24
$-39.1M
$-17.7M
Free Cash Flow
AI
AI
ASPN
ASPN
Q4 25
$-46.9M
$13.7M
Q3 25
$-34.3M
$5.9M
Q2 25
$10.3M
$-16.8M
Q1 25
$-22.4M
$-7.4M
Q4 24
$-39.5M
$20.9M
Q3 24
$7.1M
$-50.0K
Q2 24
$18.8M
$-18.0M
Q1 24
$-45.1M
$-43.6M
FCF Margin
AI
AI
ASPN
ASPN
Q4 25
-62.4%
33.1%
Q3 25
-48.8%
8.1%
Q2 25
9.5%
-21.6%
Q1 25
-22.7%
-9.4%
Q4 24
-41.9%
17.0%
Q3 24
8.2%
-0.0%
Q2 24
21.7%
-15.3%
Q1 24
-57.6%
-46.1%
Capex Intensity
AI
AI
ASPN
ASPN
Q4 25
0.5%
6.0%
Q3 25
1.1%
12.5%
Q2 25
0.9%
16.5%
Q1 25
0.4%
16.5%
Q4 24
0.9%
12.0%
Q3 24
1.1%
17.7%
Q2 24
2.9%
21.1%
Q1 24
7.8%
27.4%
Cash Conversion
AI
AI
ASPN
ASPN
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
3.14×
Q3 24
Q2 24
0.41×
Q1 24

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AI
AI

License And Service$70.2M93%
Professional Services$4.9M7%

ASPN
ASPN

Energy Industrial$14.5M35%
Other$13.9M34%
Thermal Barrier$12.9M31%

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