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

AMERICAN SUPERCONDUCTOR CORP is the larger business by last-quarter revenue ($74.5M vs $56.4M, roughly 1.3× KINGSTONE COMPANIES, INC.). AMERICAN SUPERCONDUCTOR CORP runs the higher net margin — 158.1% vs 26.2%, a 131.9% gap on every dollar of revenue. On growth, KINGSTONE COMPANIES, INC. posted the faster year-over-year revenue change (34.0% vs 21.4%). KINGSTONE COMPANIES, INC. produced more free cash flow last quarter ($73.1M vs $2.4M). Over the past eight quarters, AMERICAN SUPERCONDUCTOR CORP's revenue compounded faster (33.2% CAGR vs 25.6%).

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.

Kingstone Companies, Inc., headquartered in Kingston, New York, provides property and casualty insurance products through its subsidiary, Kingstone Insurance Company. It places contracts with the third-party licensed premium finance company through its subsidiary Payments, Inc., a NYS licensed Insurance Premium Finance Company. Kingstone Insurance Company was ranked #1 of the 81 insurers rated by the Professional Insurance Agents Association in its 2010 Company Performance Survey. The company...

AMSC vs KINS — Head-to-Head

Bigger by revenue
AMSC
AMSC
1.3× larger
AMSC
$74.5M
$56.4M
KINS
Growing faster (revenue YoY)
KINS
KINS
+12.6% gap
KINS
34.0%
21.4%
AMSC
Higher net margin
AMSC
AMSC
131.9% more per $
AMSC
158.1%
26.2%
KINS
More free cash flow
KINS
KINS
$70.7M more FCF
KINS
$73.1M
$2.4M
AMSC
Faster 2-yr revenue CAGR
AMSC
AMSC
Annualised
AMSC
33.2%
25.6%
KINS

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
AMSC
AMSC
KINS
KINS
Revenue
$74.5M
$56.4M
Net Profit
$117.8M
$14.8M
Gross Margin
30.7%
Operating Margin
4.5%
32.7%
Net Margin
158.1%
26.2%
Revenue YoY
21.4%
34.0%
Net Profit YoY
4679.1%
171.4%
EPS (diluted)
$2.62
$1.09

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
KINS
KINS
Q4 25
$74.5M
$56.4M
Q3 25
$65.9M
$55.7M
Q2 25
$72.4M
$52.3M
Q1 25
$66.7M
$50.5M
Q4 24
$61.4M
$42.1M
Q3 24
$54.5M
$40.8M
Q2 24
$40.3M
$36.5M
Q1 24
$42.0M
$35.8M
Net Profit
AMSC
AMSC
KINS
KINS
Q4 25
$117.8M
$14.8M
Q3 25
$4.8M
$10.9M
Q2 25
$6.7M
$11.3M
Q1 25
$1.2M
$3.9M
Q4 24
$2.5M
$5.4M
Q3 24
$4.9M
$7.0M
Q2 24
$-2.5M
$4.5M
Q1 24
$-1.6M
$1.4M
Gross Margin
AMSC
AMSC
KINS
KINS
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
KINS
KINS
Q4 25
4.5%
32.7%
Q3 25
4.5%
24.6%
Q2 25
7.8%
27.1%
Q1 25
2.5%
9.3%
Q4 24
2.1%
15.9%
Q3 24
-1.4%
22.3%
Q2 24
-8.2%
15.7%
Q1 24
-5.3%
5.0%
Net Margin
AMSC
AMSC
KINS
KINS
Q4 25
158.1%
26.2%
Q3 25
7.2%
19.5%
Q2 25
9.3%
21.5%
Q1 25
1.8%
7.7%
Q4 24
4.0%
12.9%
Q3 24
9.0%
17.1%
Q2 24
-6.3%
12.4%
Q1 24
-3.8%
4.0%
EPS (diluted)
AMSC
AMSC
KINS
KINS
Q4 25
$2.62
$1.09
Q3 25
$0.11
$0.74
Q2 25
$0.17
$0.78
Q1 25
$0.04
$0.27
Q4 24
$0.06
$0.44
Q3 24
$0.13
$0.55
Q2 24
$-0.07
$0.37
Q1 24
$-0.03
$0.12

Balance Sheet & Financial Strength

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

Metric
AMSC
AMSC
KINS
KINS
Cash + ST InvestmentsLiquidity on hand
$141.1M
Total DebtLower is stronger
$4.4M
Stockholders' EquityBook value
$536.8M
$122.7M
Total Assets
$719.5M
$453.4M
Debt / EquityLower = less leverage
0.04×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMSC
AMSC
KINS
KINS
Q4 25
$141.1M
Q3 25
$212.9M
Q2 25
$207.9M
Q1 25
$79.5M
Q4 24
$75.2M
Q3 24
$72.1M
Q2 24
$93.5M
Q1 24
$90.5M
Total Debt
AMSC
AMSC
KINS
KINS
Q4 25
$4.4M
Q3 25
$4.8M
Q2 25
$5.1M
Q1 25
$5.4M
Q4 24
$11.2M
Q3 24
$17.3M
Q2 24
$25.3M
Q1 24
$25.3M
Stockholders' Equity
AMSC
AMSC
KINS
KINS
Q4 25
$536.8M
$122.7M
Q3 25
$342.2M
$107.7M
Q2 25
$333.1M
$94.9M
Q1 25
$197.1M
$82.2M
Q4 24
$192.7M
$66.7M
Q3 24
$187.0M
$59.7M
Q2 24
$143.3M
$40.8M
Q1 24
$144.6M
$35.7M
Total Assets
AMSC
AMSC
KINS
KINS
Q4 25
$719.5M
$453.4M
Q3 25
$445.6M
$428.6M
Q2 25
$452.8M
$393.4M
Q1 25
$310.5M
$385.4M
Q4 24
$310.3M
$374.9M
Q3 24
$298.4M
$347.0M
Q2 24
$240.1M
$319.8M
Q1 24
$232.8M
$318.3M
Debt / Equity
AMSC
AMSC
KINS
KINS
Q4 25
0.04×
Q3 25
0.04×
Q2 25
0.05×
Q1 25
0.07×
Q4 24
0.17×
Q3 24
0.29×
Q2 24
0.62×
Q1 24
0.71×

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
KINS
KINS
Operating Cash FlowLast quarter
$3.2M
$75.9M
Free Cash FlowOCF − Capex
$2.4M
$73.1M
FCF MarginFCF / Revenue
3.2%
129.5%
Capex IntensityCapex / Revenue
1.2%
5.0%
Cash ConversionOCF / Net Profit
0.03×
5.14×
TTM Free Cash FlowTrailing 4 quarters
$16.0M
$124.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMSC
AMSC
KINS
KINS
Q4 25
$3.2M
$75.9M
Q3 25
$6.5M
$25.9M
Q2 25
$4.1M
$9.3M
Q1 25
$6.3M
$17.9M
Q4 24
$5.9M
$57.9M
Q3 24
$12.7M
$21.7M
Q2 24
$3.4M
$7.1M
Q1 24
$2.2M
$6.1M
Free Cash Flow
AMSC
AMSC
KINS
KINS
Q4 25
$2.4M
$73.1M
Q3 25
$5.1M
$25.3M
Q2 25
$3.3M
$8.7M
Q1 25
$5.3M
$17.0M
Q4 24
$5.3M
$55.6M
Q3 24
$12.1M
$21.0M
Q2 24
$3.1M
$6.6M
Q1 24
$1.9M
$5.6M
FCF Margin
AMSC
AMSC
KINS
KINS
Q4 25
3.2%
129.5%
Q3 25
7.7%
45.4%
Q2 25
4.6%
16.6%
Q1 25
7.9%
33.7%
Q4 24
8.7%
132.1%
Q3 24
22.3%
51.6%
Q2 24
7.8%
18.1%
Q1 24
4.6%
15.5%
Capex Intensity
AMSC
AMSC
KINS
KINS
Q4 25
1.2%
5.0%
Q3 25
2.1%
1.2%
Q2 25
1.1%
1.1%
Q1 25
1.6%
1.7%
Q4 24
0.9%
5.6%
Q3 24
1.1%
1.7%
Q2 24
0.7%
1.4%
Q1 24
0.7%
1.5%
Cash Conversion
AMSC
AMSC
KINS
KINS
Q4 25
0.03×
5.14×
Q3 25
1.37×
2.38×
Q2 25
0.61×
0.82×
Q1 25
5.22×
4.60×
Q4 24
2.38×
10.65×
Q3 24
2.60×
3.12×
Q2 24
1.58×
Q1 24
4.27×

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%

KINS
KINS

Segment breakdown not available.

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