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Side-by-side financial comparison of ASPEN AEROGELS INC (ASPN) and CBAK Energy Technology, Inc. (CBAT). Click either name above to swap in a different company.

CBAK Energy Technology, Inc. is the larger business by last-quarter revenue ($58.8M vs $41.3M, roughly 1.4× ASPEN AEROGELS INC). CBAK Energy Technology, Inc. runs the higher net margin — -12.5% vs -176.4%, a 163.8% gap on every dollar of revenue. On growth, CBAK Energy Technology, Inc. posted the faster year-over-year revenue change (131.8% vs -66.4%). CBAK Energy Technology, Inc. produced more free cash flow last quarter ($16.1M vs $13.7M). Over the past eight quarters, CBAK Energy Technology, Inc.'s revenue compounded faster (-0.0% 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.

CBAK Energy Technology, Inc. is a global supplier of lithium-ion battery products including high-performance cells, modules and battery packs. It serves key segments such as electric vehicles, stationary energy storage systems and consumer electronics, with core operations in China and a worldwide customer base.

ASPN vs CBAT — Head-to-Head

Bigger by revenue
CBAT
CBAT
1.4× larger
CBAT
$58.8M
$41.3M
ASPN
Growing faster (revenue YoY)
CBAT
CBAT
+198.2% gap
CBAT
131.8%
-66.4%
ASPN
Higher net margin
CBAT
CBAT
163.8% more per $
CBAT
-12.5%
-176.4%
ASPN
More free cash flow
CBAT
CBAT
$2.4M more FCF
CBAT
$16.1M
$13.7M
ASPN
Faster 2-yr revenue CAGR
CBAT
CBAT
Annualised
CBAT
-0.0%
-33.9%
ASPN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ASPN
ASPN
CBAT
CBAT
Revenue
$41.3M
$58.8M
Net Profit
$-72.9M
$-7.4M
Gross Margin
-55.5%
7.3%
Operating Margin
-170.3%
-13.6%
Net Margin
-176.4%
-12.5%
Revenue YoY
-66.4%
131.8%
Net Profit YoY
-741.7%
-63.6%
EPS (diluted)
$-0.87
$-0.08

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
ASPN
ASPN
CBAT
CBAT
Q4 25
$41.3M
$58.8M
Q3 25
$73.0M
$60.9M
Q2 25
$78.0M
$40.5M
Q1 25
$78.7M
$34.9M
Q4 24
$123.1M
$25.4M
Q3 24
$117.3M
$44.6M
Q2 24
$117.8M
$47.8M
Q1 24
$94.5M
$58.8M
Net Profit
ASPN
ASPN
CBAT
CBAT
Q4 25
$-72.9M
$-7.4M
Q3 25
$-6.3M
$2.7M
Q2 25
$-9.1M
$-3.1M
Q1 25
$-301.2M
$-1.6M
Q4 24
$11.4M
$-4.5M
Q3 24
$-13.0M
$17.6K
Q2 24
$16.8M
$6.4M
Q1 24
$-1.8M
$9.8M
Gross Margin
ASPN
ASPN
CBAT
CBAT
Q4 25
-55.5%
7.3%
Q3 25
28.5%
8.0%
Q2 25
32.4%
11.0%
Q1 25
29.0%
13.7%
Q4 24
38.3%
13.1%
Q3 24
41.8%
15.6%
Q2 24
43.8%
26.6%
Q1 24
37.2%
31.9%
Operating Margin
ASPN
ASPN
CBAT
CBAT
Q4 25
-170.3%
-13.6%
Q3 25
-4.6%
-6.6%
Q2 25
-6.6%
-8.7%
Q1 25
-380.2%
-8.2%
Q4 24
12.0%
-26.0%
Q3 24
14.8%
-1.9%
Q2 24
17.0%
12.4%
Q1 24
2.6%
17.4%
Net Margin
ASPN
ASPN
CBAT
CBAT
Q4 25
-176.4%
-12.5%
Q3 25
-8.7%
4.4%
Q2 25
-11.6%
-7.6%
Q1 25
-382.7%
-4.5%
Q4 24
9.2%
-17.8%
Q3 24
-11.1%
0.0%
Q2 24
14.3%
13.5%
Q1 24
-1.9%
16.7%
EPS (diluted)
ASPN
ASPN
CBAT
CBAT
Q4 25
$-0.87
$-0.08
Q3 25
$-0.08
$0.03
Q2 25
$-0.11
$-0.03
Q1 25
$-3.67
$-0.02
Q4 24
$0.15
$-0.05
Q3 24
$-0.17
$0.00
Q2 24
$0.21
$0.07
Q1 24
$-0.02
$0.11

Balance Sheet & Financial Strength

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

Metric
ASPN
ASPN
CBAT
CBAT
Cash + ST InvestmentsLiquidity on hand
$156.9M
$8.3M
Total DebtLower is stronger
$65.5M
$4.1M
Stockholders' EquityBook value
$235.5M
$112.7M
Total Assets
$406.7M
$426.2M
Debt / EquityLower = less leverage
0.28×
0.04×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ASPN
ASPN
CBAT
CBAT
Q4 25
$156.9M
$8.3M
Q3 25
$150.7M
$10.5M
Q2 25
$167.6M
$45.7M
Q1 25
$192.0M
$9.6M
Q4 24
$220.9M
$11.0M
Q3 24
$113.5M
$24.2M
Q2 24
$91.4M
$44.1M
Q1 24
$101.5M
$23.8M
Total Debt
ASPN
ASPN
CBAT
CBAT
Q4 25
$65.5M
$4.1M
Q3 25
$70.1M
$4.8M
Q2 25
$77.3M
$4.9M
Q1 25
$95.4M
$4.1M
Q4 24
$95.0M
Q3 24
$93.7M
Q2 24
Q1 24
Stockholders' Equity
ASPN
ASPN
CBAT
CBAT
Q4 25
$235.5M
$112.7M
Q3 25
$305.7M
$121.4M
Q2 25
$308.8M
$118.2M
Q1 25
$314.8M
$120.8M
Q4 24
$614.7M
$121.7M
Q3 24
$507.6M
$131.2M
Q2 24
$517.8M
$126.6M
Q1 24
$491.2M
$120.9M
Total Assets
ASPN
ASPN
CBAT
CBAT
Q4 25
$406.7M
$426.2M
Q3 25
$491.4M
$363.9M
Q2 25
$525.1M
$333.1M
Q1 25
$555.0M
$311.5M
Q4 24
$895.1M
$302.2M
Q3 24
$782.6M
$293.5M
Q2 24
$748.6M
$279.6M
Q1 24
$698.0M
$286.5M
Debt / Equity
ASPN
ASPN
CBAT
CBAT
Q4 25
0.28×
0.04×
Q3 25
0.23×
0.04×
Q2 25
0.25×
0.04×
Q1 25
0.30×
0.03×
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
ASPN
ASPN
CBAT
CBAT
Operating Cash FlowLast quarter
$16.1M
$29.8M
Free Cash FlowOCF − Capex
$13.7M
$16.1M
FCF MarginFCF / Revenue
33.1%
27.3%
Capex IntensityCapex / Revenue
6.0%
23.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-4.6M
$3.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ASPN
ASPN
CBAT
CBAT
Q4 25
$16.1M
$29.8M
Q3 25
$15.0M
$14.6M
Q2 25
$-3.9M
$13.8M
Q1 25
$5.6M
$-9.6M
Q4 24
$35.7M
$9.6M
Q3 24
$20.8M
$19.7M
Q2 24
$6.8M
$2.9M
Q1 24
$-17.7M
$7.4M
Free Cash Flow
ASPN
ASPN
CBAT
CBAT
Q4 25
$13.7M
$16.1M
Q3 25
$5.9M
$6.0M
Q2 25
$-16.8M
$4.1M
Q1 25
$-7.4M
$-22.3M
Q4 24
$20.9M
$3.9M
Q3 24
$-50.0K
$16.5M
Q2 24
$-18.0M
$2.5M
Q1 24
$-43.6M
$-454.0K
FCF Margin
ASPN
ASPN
CBAT
CBAT
Q4 25
33.1%
27.3%
Q3 25
8.1%
9.9%
Q2 25
-21.6%
10.2%
Q1 25
-9.4%
-63.9%
Q4 24
17.0%
15.5%
Q3 24
-0.0%
37.1%
Q2 24
-15.3%
5.2%
Q1 24
-46.1%
-0.8%
Capex Intensity
ASPN
ASPN
CBAT
CBAT
Q4 25
6.0%
23.4%
Q3 25
12.5%
14.1%
Q2 25
16.5%
23.8%
Q1 25
16.5%
36.3%
Q4 24
12.0%
22.5%
Q3 24
17.7%
7.0%
Q2 24
21.1%
0.9%
Q1 24
27.4%
13.4%
Cash Conversion
ASPN
ASPN
CBAT
CBAT
Q4 25
Q3 25
5.51×
Q2 25
Q1 25
Q4 24
3.14×
Q3 24
1115.72×
Q2 24
0.41×
0.46×
Q1 24
0.76×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ASPN
ASPN

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

CBAT
CBAT

Manufacturing Lithium Batteries$28.0M48%
Residential Energy Supply And Uninterruptable Supplies$17.8M30%
Light Electric Vehicles$12.9M22%
Precursor$108.0K0%

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