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Side-by-side financial comparison of AMERICAN SUPERCONDUCTOR CORP (AMSC) and ASPEN AEROGELS INC (ASPN). Click either name above to swap in a different company.

AMERICAN SUPERCONDUCTOR CORP is the larger business by last-quarter revenue ($74.5M vs $41.3M, roughly 1.8× ASPEN AEROGELS INC). AMERICAN SUPERCONDUCTOR CORP runs the higher net margin — 158.1% vs -176.4%, a 334.4% gap on every dollar of revenue. On growth, AMERICAN SUPERCONDUCTOR CORP posted the faster year-over-year revenue change (21.4% vs -66.4%). ASPEN AEROGELS INC produced more free cash flow last quarter ($13.7M vs $2.4M). Over the past eight quarters, AMERICAN SUPERCONDUCTOR CORP's revenue compounded faster (33.2% CAGR vs -33.9%).

Anglo American plc is a British multinational mining company with headquarters in London, England. It is the world's largest producer of platinum, representing approximately 40 percent of global output, as well as being a major producer of diamonds, copper, nickel, iron ore, polyhalite and steelmaking coal. The company has operations in Africa, Asia, Australia, Europe, North America and South America.

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.

AMSC vs ASPN — Head-to-Head

Bigger by revenue
AMSC
AMSC
1.8× larger
AMSC
$74.5M
$41.3M
ASPN
Growing faster (revenue YoY)
AMSC
AMSC
+87.8% gap
AMSC
21.4%
-66.4%
ASPN
Higher net margin
AMSC
AMSC
334.4% more per $
AMSC
158.1%
-176.4%
ASPN
More free cash flow
ASPN
ASPN
$11.3M more FCF
ASPN
$13.7M
$2.4M
AMSC
Faster 2-yr revenue CAGR
AMSC
AMSC
Annualised
AMSC
33.2%
-33.9%
ASPN

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
AMSC
AMSC
ASPN
ASPN
Revenue
$74.5M
$41.3M
Net Profit
$117.8M
$-72.9M
Gross Margin
30.7%
-55.5%
Operating Margin
4.5%
-170.3%
Net Margin
158.1%
-176.4%
Revenue YoY
21.4%
-66.4%
Net Profit YoY
4679.1%
-741.7%
EPS (diluted)
$2.62
$-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
AMSC
AMSC
ASPN
ASPN
Q4 25
$74.5M
$41.3M
Q3 25
$65.9M
$73.0M
Q2 25
$72.4M
$78.0M
Q1 25
$66.7M
$78.7M
Q4 24
$61.4M
$123.1M
Q3 24
$54.5M
$117.3M
Q2 24
$40.3M
$117.8M
Q1 24
$42.0M
$94.5M
Net Profit
AMSC
AMSC
ASPN
ASPN
Q4 25
$117.8M
$-72.9M
Q3 25
$4.8M
$-6.3M
Q2 25
$6.7M
$-9.1M
Q1 25
$1.2M
$-301.2M
Q4 24
$2.5M
$11.4M
Q3 24
$4.9M
$-13.0M
Q2 24
$-2.5M
$16.8M
Q1 24
$-1.6M
$-1.8M
Gross Margin
AMSC
AMSC
ASPN
ASPN
Q4 25
30.7%
-55.5%
Q3 25
31.0%
28.5%
Q2 25
33.8%
32.4%
Q1 25
26.5%
29.0%
Q4 24
26.6%
38.3%
Q3 24
28.7%
41.8%
Q2 24
30.3%
43.8%
Q1 24
24.8%
37.2%
Operating Margin
AMSC
AMSC
ASPN
ASPN
Q4 25
4.5%
-170.3%
Q3 25
4.5%
-4.6%
Q2 25
7.8%
-6.6%
Q1 25
2.5%
-380.2%
Q4 24
2.1%
12.0%
Q3 24
-1.4%
14.8%
Q2 24
-8.2%
17.0%
Q1 24
-5.3%
2.6%
Net Margin
AMSC
AMSC
ASPN
ASPN
Q4 25
158.1%
-176.4%
Q3 25
7.2%
-8.7%
Q2 25
9.3%
-11.6%
Q1 25
1.8%
-382.7%
Q4 24
4.0%
9.2%
Q3 24
9.0%
-11.1%
Q2 24
-6.3%
14.3%
Q1 24
-3.8%
-1.9%
EPS (diluted)
AMSC
AMSC
ASPN
ASPN
Q4 25
$2.62
$-0.87
Q3 25
$0.11
$-0.08
Q2 25
$0.17
$-0.11
Q1 25
$0.04
$-3.67
Q4 24
$0.06
$0.15
Q3 24
$0.13
$-0.17
Q2 24
$-0.07
$0.21
Q1 24
$-0.03
$-0.02

Balance Sheet & Financial Strength

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

Metric
AMSC
AMSC
ASPN
ASPN
Cash + ST InvestmentsLiquidity on hand
$141.1M
$156.9M
Total DebtLower is stronger
$65.5M
Stockholders' EquityBook value
$536.8M
$235.5M
Total Assets
$719.5M
$406.7M
Debt / EquityLower = less leverage
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMSC
AMSC
ASPN
ASPN
Q4 25
$141.1M
$156.9M
Q3 25
$212.9M
$150.7M
Q2 25
$207.9M
$167.6M
Q1 25
$79.5M
$192.0M
Q4 24
$75.2M
$220.9M
Q3 24
$72.1M
$113.5M
Q2 24
$93.5M
$91.4M
Q1 24
$90.5M
$101.5M
Total Debt
AMSC
AMSC
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
AMSC
AMSC
ASPN
ASPN
Q4 25
$536.8M
$235.5M
Q3 25
$342.2M
$305.7M
Q2 25
$333.1M
$308.8M
Q1 25
$197.1M
$314.8M
Q4 24
$192.7M
$614.7M
Q3 24
$187.0M
$507.6M
Q2 24
$143.3M
$517.8M
Q1 24
$144.6M
$491.2M
Total Assets
AMSC
AMSC
ASPN
ASPN
Q4 25
$719.5M
$406.7M
Q3 25
$445.6M
$491.4M
Q2 25
$452.8M
$525.1M
Q1 25
$310.5M
$555.0M
Q4 24
$310.3M
$895.1M
Q3 24
$298.4M
$782.6M
Q2 24
$240.1M
$748.6M
Q1 24
$232.8M
$698.0M
Debt / Equity
AMSC
AMSC
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
AMSC
AMSC
ASPN
ASPN
Operating Cash FlowLast quarter
$3.2M
$16.1M
Free Cash FlowOCF − Capex
$2.4M
$13.7M
FCF MarginFCF / Revenue
3.2%
33.1%
Capex IntensityCapex / Revenue
1.2%
6.0%
Cash ConversionOCF / Net Profit
0.03×
TTM Free Cash FlowTrailing 4 quarters
$16.0M
$-4.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMSC
AMSC
ASPN
ASPN
Q4 25
$3.2M
$16.1M
Q3 25
$6.5M
$15.0M
Q2 25
$4.1M
$-3.9M
Q1 25
$6.3M
$5.6M
Q4 24
$5.9M
$35.7M
Q3 24
$12.7M
$20.8M
Q2 24
$3.4M
$6.8M
Q1 24
$2.2M
$-17.7M
Free Cash Flow
AMSC
AMSC
ASPN
ASPN
Q4 25
$2.4M
$13.7M
Q3 25
$5.1M
$5.9M
Q2 25
$3.3M
$-16.8M
Q1 25
$5.3M
$-7.4M
Q4 24
$5.3M
$20.9M
Q3 24
$12.1M
$-50.0K
Q2 24
$3.1M
$-18.0M
Q1 24
$1.9M
$-43.6M
FCF Margin
AMSC
AMSC
ASPN
ASPN
Q4 25
3.2%
33.1%
Q3 25
7.7%
8.1%
Q2 25
4.6%
-21.6%
Q1 25
7.9%
-9.4%
Q4 24
8.7%
17.0%
Q3 24
22.3%
-0.0%
Q2 24
7.8%
-15.3%
Q1 24
4.6%
-46.1%
Capex Intensity
AMSC
AMSC
ASPN
ASPN
Q4 25
1.2%
6.0%
Q3 25
2.1%
12.5%
Q2 25
1.1%
16.5%
Q1 25
1.6%
16.5%
Q4 24
0.9%
12.0%
Q3 24
1.1%
17.7%
Q2 24
0.7%
21.1%
Q1 24
0.7%
27.4%
Cash Conversion
AMSC
AMSC
ASPN
ASPN
Q4 25
0.03×
Q3 25
1.37×
Q2 25
0.61×
Q1 25
5.22×
Q4 24
2.38×
3.14×
Q3 24
2.60×
Q2 24
0.41×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMSC
AMSC

Equipment And Systems$56.0M75%
Megatran$14.1M19%
Comtrafo Industria De Transformadores Eletricos SA$4.6M6%

ASPN
ASPN

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

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