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

AMERICAN SUPERCONDUCTOR CORP is the larger business by last-quarter revenue ($74.5M vs $69.8M, roughly 1.1× RIGEL PHARMACEUTICALS INC). RIGEL PHARMACEUTICALS INC runs the higher net margin — 384.0% vs 158.1%, a 226.0% gap on every dollar of revenue. On growth, AMERICAN SUPERCONDUCTOR CORP posted the faster year-over-year revenue change (21.4% vs 21.2%). Over the past eight quarters, RIGEL PHARMACEUTICALS INC's revenue compounded faster (53.7% CAGR vs 33.2%).

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.

Rigel Pharmaceuticals Inc is a clinical-stage biotechnology company focused on developing and commercializing targeted small molecule therapies for autoimmune, inflammatory, and hematologic diseases. Its approved flagship product treats adult immune thrombocytopenia, with primary operations and core markets in the United States, addressing unmet medical needs for underserved patient groups.

AMSC vs RIGL — Head-to-Head

Bigger by revenue
AMSC
AMSC
1.1× larger
AMSC
$74.5M
$69.8M
RIGL
Growing faster (revenue YoY)
AMSC
AMSC
+0.2% gap
AMSC
21.4%
21.2%
RIGL
Higher net margin
RIGL
RIGL
226.0% more per $
RIGL
384.0%
158.1%
AMSC
Faster 2-yr revenue CAGR
RIGL
RIGL
Annualised
RIGL
53.7%
33.2%
AMSC

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
AMSC
AMSC
RIGL
RIGL
Revenue
$74.5M
$69.8M
Net Profit
$117.8M
$268.1M
Gross Margin
30.7%
91.5%
Operating Margin
4.5%
33.2%
Net Margin
158.1%
384.0%
Revenue YoY
21.4%
21.2%
Net Profit YoY
4679.1%
1769.2%
EPS (diluted)
$2.62
$14.11

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
RIGL
RIGL
Q4 25
$74.5M
$69.8M
Q3 25
$65.9M
$69.5M
Q2 25
$72.4M
$101.7M
Q1 25
$66.7M
$53.3M
Q4 24
$61.4M
$57.6M
Q3 24
$54.5M
$55.3M
Q2 24
$40.3M
$36.8M
Q1 24
$42.0M
$29.5M
Net Profit
AMSC
AMSC
RIGL
RIGL
Q4 25
$117.8M
$268.1M
Q3 25
$4.8M
$27.9M
Q2 25
$6.7M
$59.6M
Q1 25
$1.2M
$11.4M
Q4 24
$2.5M
$14.3M
Q3 24
$4.9M
$12.4M
Q2 24
$-2.5M
$-1.0M
Q1 24
$-1.6M
$-8.2M
Gross Margin
AMSC
AMSC
RIGL
RIGL
Q4 25
30.7%
91.5%
Q3 25
31.0%
93.2%
Q2 25
33.8%
95.6%
Q1 25
26.5%
91.7%
Q4 24
26.6%
89.9%
Q3 24
28.7%
85.5%
Q2 24
30.3%
92.4%
Q1 24
24.8%
93.1%
Operating Margin
AMSC
AMSC
RIGL
RIGL
Q4 25
4.5%
33.2%
Q3 25
4.5%
40.9%
Q2 25
7.8%
60.1%
Q1 25
2.5%
23.9%
Q4 24
2.1%
28.9%
Q3 24
-1.4%
25.4%
Q2 24
-8.2%
1.2%
Q1 24
-5.3%
-23.6%
Net Margin
AMSC
AMSC
RIGL
RIGL
Q4 25
158.1%
384.0%
Q3 25
7.2%
40.2%
Q2 25
9.3%
58.6%
Q1 25
1.8%
21.5%
Q4 24
4.0%
24.9%
Q3 24
9.0%
22.5%
Q2 24
-6.3%
-2.8%
Q1 24
-3.8%
-27.9%
EPS (diluted)
AMSC
AMSC
RIGL
RIGL
Q4 25
$2.62
$14.11
Q3 25
$0.11
$1.46
Q2 25
$0.17
$3.28
Q1 25
$0.04
$0.63
Q4 24
$0.06
$0.82
Q3 24
$0.13
$0.70
Q2 24
$-0.07
$-0.06
Q1 24
$-0.03
$-0.47

Balance Sheet & Financial Strength

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

Metric
AMSC
AMSC
RIGL
RIGL
Cash + ST InvestmentsLiquidity on hand
$141.1M
$155.0M
Total DebtLower is stronger
$52.5M
Stockholders' EquityBook value
$536.8M
$391.5M
Total Assets
$719.5M
$513.6M
Debt / EquityLower = less leverage
0.13×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMSC
AMSC
RIGL
RIGL
Q4 25
$141.1M
$155.0M
Q3 25
$212.9M
$137.1M
Q2 25
$207.9M
$108.4M
Q1 25
$79.5M
$77.1M
Q4 24
$75.2M
$77.3M
Q3 24
$72.1M
$61.1M
Q2 24
$93.5M
$49.1M
Q1 24
$90.5M
$49.5M
Total Debt
AMSC
AMSC
RIGL
RIGL
Q4 25
$52.5M
Q3 25
$60.0M
Q2 25
$60.0M
Q1 25
$60.0M
Q4 24
$60.0M
Q3 24
$60.0M
Q2 24
$60.0M
Q1 24
$60.0M
Stockholders' Equity
AMSC
AMSC
RIGL
RIGL
Q4 25
$536.8M
$391.5M
Q3 25
$342.2M
$117.6M
Q2 25
$333.1M
$81.9M
Q1 25
$197.1M
$18.6M
Q4 24
$192.7M
$3.3M
Q3 24
$187.0M
$-14.6M
Q2 24
$143.3M
$-29.9M
Q1 24
$144.6M
$-31.7M
Total Assets
AMSC
AMSC
RIGL
RIGL
Q4 25
$719.5M
$513.6M
Q3 25
$445.6M
$242.5M
Q2 25
$452.8M
$206.7M
Q1 25
$310.5M
$176.0M
Q4 24
$310.3M
$164.0M
Q3 24
$298.4M
$139.4M
Q2 24
$240.1M
$128.4M
Q1 24
$232.8M
$126.5M
Debt / Equity
AMSC
AMSC
RIGL
RIGL
Q4 25
0.13×
Q3 25
0.51×
Q2 25
0.73×
Q1 25
3.23×
Q4 24
18.25×
Q3 24
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
RIGL
RIGL
Operating Cash FlowLast quarter
$3.2M
$22.0M
Free Cash FlowOCF − Capex
$2.4M
FCF MarginFCF / Revenue
3.2%
Capex IntensityCapex / Revenue
1.2%
Cash ConversionOCF / Net Profit
0.03×
0.08×
TTM Free Cash FlowTrailing 4 quarters
$16.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMSC
AMSC
RIGL
RIGL
Q4 25
$3.2M
$22.0M
Q3 25
$6.5M
$24.0M
Q2 25
$4.1M
$30.5M
Q1 25
$6.3M
$-893.0K
Q4 24
$5.9M
$14.5M
Q3 24
$12.7M
$21.7M
Q2 24
$3.4M
$302.0K
Q1 24
$2.2M
$-5.0M
Free Cash Flow
AMSC
AMSC
RIGL
RIGL
Q4 25
$2.4M
Q3 25
$5.1M
Q2 25
$3.3M
Q1 25
$5.3M
Q4 24
$5.3M
Q3 24
$12.1M
Q2 24
$3.1M
Q1 24
$1.9M
FCF Margin
AMSC
AMSC
RIGL
RIGL
Q4 25
3.2%
Q3 25
7.7%
Q2 25
4.6%
Q1 25
7.9%
Q4 24
8.7%
Q3 24
22.3%
Q2 24
7.8%
Q1 24
4.6%
Capex Intensity
AMSC
AMSC
RIGL
RIGL
Q4 25
1.2%
Q3 25
2.1%
Q2 25
1.1%
Q1 25
1.6%
Q4 24
0.9%
Q3 24
1.1%
Q2 24
0.7%
Q1 24
0.7%
Cash Conversion
AMSC
AMSC
RIGL
RIGL
Q4 25
0.03×
0.08×
Q3 25
1.37×
0.86×
Q2 25
0.61×
0.51×
Q1 25
5.22×
-0.08×
Q4 24
2.38×
1.01×
Q3 24
2.60×
1.75×
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%

RIGL
RIGL

Segment breakdown not available.

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