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

NN INC is the larger business by last-quarter revenue ($104.7M vs $74.5M, roughly 1.4× AMERICAN SUPERCONDUCTOR CORP). AMERICAN SUPERCONDUCTOR CORP runs the higher net margin — 158.1% vs -12.0%, a 170.0% gap on every dollar of revenue. On growth, AMERICAN SUPERCONDUCTOR CORP posted the faster year-over-year revenue change (21.4% vs -1.7%). AMERICAN SUPERCONDUCTOR CORP produced more free cash flow last quarter ($2.4M vs $-3.3M). Over the past eight quarters, AMERICAN SUPERCONDUCTOR CORP's revenue compounded faster (33.2% CAGR vs -7.0%).

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.

NN Group N.V. is the parent company of NN Investment Partners and Nationale-Nederlanden. Nationale-Nederlanden is one of the largest insurance and asset management companies in the Netherlands. NN Group is headquartered in The Hague, its office in Rotterdam is located in the skyscraper Gebouw Delftse Poort, which was the tallest skyscraper in the Netherlands until 2009. Aside from these two offices, the company has an office in Ede but no other main offices in the Netherlands, instead NN main...

AMSC vs NNBR — Head-to-Head

Bigger by revenue
NNBR
NNBR
1.4× larger
NNBR
$104.7M
$74.5M
AMSC
Growing faster (revenue YoY)
AMSC
AMSC
+23.1% gap
AMSC
21.4%
-1.7%
NNBR
Higher net margin
AMSC
AMSC
170.0% more per $
AMSC
158.1%
-12.0%
NNBR
More free cash flow
AMSC
AMSC
$5.7M more FCF
AMSC
$2.4M
$-3.3M
NNBR
Faster 2-yr revenue CAGR
AMSC
AMSC
Annualised
AMSC
33.2%
-7.0%
NNBR

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
AMSC
AMSC
NNBR
NNBR
Revenue
$74.5M
$104.7M
Net Profit
$117.8M
$-12.5M
Gross Margin
30.7%
Operating Margin
4.5%
-9.9%
Net Margin
158.1%
-12.0%
Revenue YoY
21.4%
-1.7%
Net Profit YoY
4679.1%
40.2%
EPS (diluted)
$2.62
$-0.35

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
NNBR
NNBR
Q4 25
$74.5M
$104.7M
Q3 25
$65.9M
$103.9M
Q2 25
$72.4M
$107.9M
Q1 25
$66.7M
$105.7M
Q4 24
$61.4M
$106.5M
Q3 24
$54.5M
$113.6M
Q2 24
$40.3M
$123.0M
Q1 24
$42.0M
$121.2M
Net Profit
AMSC
AMSC
NNBR
NNBR
Q4 25
$117.8M
$-12.5M
Q3 25
$4.8M
$-6.7M
Q2 25
$6.7M
$-8.1M
Q1 25
$1.2M
$-6.7M
Q4 24
$2.5M
$-21.0M
Q3 24
$4.9M
$-2.6M
Q2 24
$-2.5M
$-2.2M
Q1 24
$-1.6M
$-12.5M
Gross Margin
AMSC
AMSC
NNBR
NNBR
Q4 25
30.7%
Q3 25
31.0%
Q2 25
33.8%
Q1 25
26.5%
Q4 24
26.6%
Q3 24
28.7%
Q2 24
30.3%
Q1 24
24.8%
Operating Margin
AMSC
AMSC
NNBR
NNBR
Q4 25
4.5%
-9.9%
Q3 25
4.5%
-2.2%
Q2 25
7.8%
-1.4%
Q1 25
2.5%
-4.5%
Q4 24
2.1%
-15.8%
Q3 24
-1.4%
-3.3%
Q2 24
-8.2%
-1.7%
Q1 24
-5.3%
-3.9%
Net Margin
AMSC
AMSC
NNBR
NNBR
Q4 25
158.1%
-12.0%
Q3 25
7.2%
-6.4%
Q2 25
9.3%
-7.5%
Q1 25
1.8%
-6.3%
Q4 24
4.0%
-19.7%
Q3 24
9.0%
-2.3%
Q2 24
-6.3%
-1.8%
Q1 24
-3.8%
-10.3%
EPS (diluted)
AMSC
AMSC
NNBR
NNBR
Q4 25
$2.62
$-0.35
Q3 25
$0.11
$-0.23
Q2 25
$0.17
$-0.26
Q1 25
$0.04
$-0.23
Q4 24
$0.06
$-0.52
Q3 24
$0.13
$-0.13
Q2 24
$-0.07
$-0.12
Q1 24
$-0.03
$-0.34

Balance Sheet & Financial Strength

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

Metric
AMSC
AMSC
NNBR
NNBR
Cash + ST InvestmentsLiquidity on hand
$141.1M
$11.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$536.8M
$34.0M
Total Assets
$719.5M
$440.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMSC
AMSC
NNBR
NNBR
Q4 25
$141.1M
$11.4M
Q3 25
$212.9M
$12.2M
Q2 25
$207.9M
$9.5M
Q1 25
$79.5M
$11.7M
Q4 24
$75.2M
$18.1M
Q3 24
$72.1M
$12.4M
Q2 24
$93.5M
$13.7M
Q1 24
$90.5M
$20.6M
Stockholders' Equity
AMSC
AMSC
NNBR
NNBR
Q4 25
$536.8M
$34.0M
Q3 25
$342.2M
$49.6M
Q2 25
$333.1M
$59.5M
Q1 25
$197.1M
$67.3M
Q4 24
$192.7M
$74.5M
Q3 24
$187.0M
$106.6M
Q2 24
$143.3M
$108.4M
Q1 24
$144.6M
$116.1M
Total Assets
AMSC
AMSC
NNBR
NNBR
Q4 25
$719.5M
$440.8M
Q3 25
$445.6M
$451.0M
Q2 25
$452.8M
$460.8M
Q1 25
$310.5M
$460.7M
Q4 24
$310.3M
$456.9M
Q3 24
$298.4M
$483.1M
Q2 24
$240.1M
$497.2M
Q1 24
$232.8M
$512.8M

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
NNBR
NNBR
Operating Cash FlowLast quarter
$3.2M
$-1.5M
Free Cash FlowOCF − Capex
$2.4M
$-3.3M
FCF MarginFCF / Revenue
3.2%
-3.2%
Capex IntensityCapex / Revenue
1.2%
1.8%
Cash ConversionOCF / Net Profit
0.03×
TTM Free Cash FlowTrailing 4 quarters
$16.0M
$-7.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMSC
AMSC
NNBR
NNBR
Q4 25
$3.2M
$-1.5M
Q3 25
$6.5M
$11.2M
Q2 25
$4.1M
$-696.0K
Q1 25
$6.3M
$-3.3M
Q4 24
$5.9M
$6.7M
Q3 24
$12.7M
$5.0M
Q2 24
$3.4M
$-1.3M
Q1 24
$2.2M
$712.0K
Free Cash Flow
AMSC
AMSC
NNBR
NNBR
Q4 25
$2.4M
$-3.3M
Q3 25
$5.1M
$7.7M
Q2 25
$3.3M
$-4.4M
Q1 25
$5.3M
$-7.3M
Q4 24
$5.3M
$3.7M
Q3 24
$12.1M
$-1.3M
Q2 24
$3.1M
$-4.9M
Q1 24
$1.9M
$-4.7M
FCF Margin
AMSC
AMSC
NNBR
NNBR
Q4 25
3.2%
-3.2%
Q3 25
7.7%
7.4%
Q2 25
4.6%
-4.1%
Q1 25
7.9%
-6.9%
Q4 24
8.7%
3.5%
Q3 24
22.3%
-1.2%
Q2 24
7.8%
-4.0%
Q1 24
4.6%
-3.9%
Capex Intensity
AMSC
AMSC
NNBR
NNBR
Q4 25
1.2%
1.8%
Q3 25
2.1%
3.3%
Q2 25
1.1%
3.4%
Q1 25
1.6%
3.7%
Q4 24
0.9%
2.8%
Q3 24
1.1%
5.5%
Q2 24
0.7%
2.9%
Q1 24
0.7%
4.5%
Cash Conversion
AMSC
AMSC
NNBR
NNBR
Q4 25
0.03×
Q3 25
1.37×
Q2 25
0.61×
Q1 25
5.22×
Q4 24
2.38×
Q3 24
2.60×
Q2 24
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%

NNBR
NNBR

Automotive$53.1M51%
Power Solutions$45.5M43%
Other End Market$4.7M4%

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