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

AMERICAN SUPERCONDUCTOR CORP is the larger business by last-quarter revenue ($74.5M vs $47.7M, roughly 1.6× IRONWOOD PHARMACEUTICALS INC). AMERICAN SUPERCONDUCTOR CORP runs the higher net margin — 158.1% vs -4.8%, a 162.8% gap on every dollar of revenue. On growth, AMERICAN SUPERCONDUCTOR CORP posted the faster year-over-year revenue change (21.4% vs -47.3%). IRONWOOD PHARMACEUTICALS INC produced more free cash flow last quarter ($74.6M vs $2.4M). Over the past eight quarters, AMERICAN SUPERCONDUCTOR CORP's revenue compounded faster (33.2% CAGR vs -20.2%).

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.

Ironwood Pharmaceuticals, Inc. is a publicly traded pharmaceutical company. It was originally called Microbia, Inc.

AMSC vs IRWD — Head-to-Head

Bigger by revenue
AMSC
AMSC
1.6× larger
AMSC
$74.5M
$47.7M
IRWD
Growing faster (revenue YoY)
AMSC
AMSC
+68.7% gap
AMSC
21.4%
-47.3%
IRWD
Higher net margin
AMSC
AMSC
162.8% more per $
AMSC
158.1%
-4.8%
IRWD
More free cash flow
IRWD
IRWD
$72.2M more FCF
IRWD
$74.6M
$2.4M
AMSC
Faster 2-yr revenue CAGR
AMSC
AMSC
Annualised
AMSC
33.2%
-20.2%
IRWD

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
AMSC
AMSC
IRWD
IRWD
Revenue
$74.5M
$47.7M
Net Profit
$117.8M
$-2.3M
Gross Margin
30.7%
Operating Margin
4.5%
14.3%
Net Margin
158.1%
-4.8%
Revenue YoY
21.4%
-47.3%
Net Profit YoY
4679.1%
-200.9%
EPS (diluted)
$2.62
$0.01

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
IRWD
IRWD
Q4 25
$74.5M
$47.7M
Q3 25
$65.9M
$122.1M
Q2 25
$72.4M
$85.2M
Q1 25
$66.7M
$41.1M
Q4 24
$61.4M
$90.5M
Q3 24
$54.5M
$91.6M
Q2 24
$40.3M
$94.4M
Q1 24
$42.0M
$74.9M
Net Profit
AMSC
AMSC
IRWD
IRWD
Q4 25
$117.8M
$-2.3M
Q3 25
$4.8M
$40.1M
Q2 25
$6.7M
$23.6M
Q1 25
$1.2M
$-37.4M
Q4 24
$2.5M
$2.3M
Q3 24
$4.9M
$3.6M
Q2 24
$-2.5M
$-860.0K
Q1 24
$-1.6M
$-4.2M
Gross Margin
AMSC
AMSC
IRWD
IRWD
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
IRWD
IRWD
Q4 25
4.5%
14.3%
Q3 25
4.5%
61.8%
Q2 25
7.8%
53.2%
Q1 25
2.5%
-70.7%
Q4 24
2.1%
34.8%
Q3 24
-1.4%
28.0%
Q2 24
-8.2%
26.5%
Q1 24
-5.3%
14.7%
Net Margin
AMSC
AMSC
IRWD
IRWD
Q4 25
158.1%
-4.8%
Q3 25
7.2%
32.8%
Q2 25
9.3%
27.7%
Q1 25
1.8%
-90.9%
Q4 24
4.0%
2.5%
Q3 24
9.0%
4.0%
Q2 24
-6.3%
-0.9%
Q1 24
-3.8%
-5.6%
EPS (diluted)
AMSC
AMSC
IRWD
IRWD
Q4 25
$2.62
$0.01
Q3 25
$0.11
$0.23
Q2 25
$0.17
$0.14
Q1 25
$0.04
$-0.23
Q4 24
$0.06
$0.03
Q3 24
$0.13
$0.02
Q2 24
$-0.07
$-0.01
Q1 24
$-0.03
$-0.03

Balance Sheet & Financial Strength

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

Metric
AMSC
AMSC
IRWD
IRWD
Cash + ST InvestmentsLiquidity on hand
$141.1M
$215.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$536.8M
$-261.8M
Total Assets
$719.5M
$396.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMSC
AMSC
IRWD
IRWD
Q4 25
$141.1M
$215.5M
Q3 25
$212.9M
$140.4M
Q2 25
$207.9M
$92.9M
Q1 25
$79.5M
$108.5M
Q4 24
$75.2M
$88.6M
Q3 24
$72.1M
$88.2M
Q2 24
$93.5M
$105.5M
Q1 24
$90.5M
$121.5M
Total Debt
AMSC
AMSC
IRWD
IRWD
Q4 25
Q3 25
$199.5M
Q2 25
$199.3M
Q1 25
$199.2M
Q4 24
$199.0M
Q3 24
$198.8M
Q2 24
$198.6M
Q1 24
$398.3M
Stockholders' Equity
AMSC
AMSC
IRWD
IRWD
Q4 25
$536.8M
$-261.8M
Q3 25
$342.2M
$-264.2M
Q2 25
$333.1M
$-308.2M
Q1 25
$197.1M
$-334.1M
Q4 24
$192.7M
$-301.3M
Q3 24
$187.0M
$-311.3M
Q2 24
$143.3M
$-321.7M
Q1 24
$144.6M
$-330.5M
Total Assets
AMSC
AMSC
IRWD
IRWD
Q4 25
$719.5M
$396.9M
Q3 25
$445.6M
$396.1M
Q2 25
$452.8M
$342.9M
Q1 25
$310.5M
$327.2M
Q4 24
$310.3M
$350.9M
Q3 24
$298.4M
$389.5M
Q2 24
$240.1M
$395.6M
Q1 24
$232.8M
$438.8M

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
IRWD
IRWD
Operating Cash FlowLast quarter
$3.2M
$74.6M
Free Cash FlowOCF − Capex
$2.4M
$74.6M
FCF MarginFCF / Revenue
3.2%
156.3%
Capex IntensityCapex / Revenue
1.2%
0.0%
Cash ConversionOCF / Net Profit
0.03×
TTM Free Cash FlowTrailing 4 quarters
$16.0M
$127.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMSC
AMSC
IRWD
IRWD
Q4 25
$3.2M
$74.6M
Q3 25
$6.5M
$47.6M
Q2 25
$4.1M
$-15.1M
Q1 25
$6.3M
$20.0M
Q4 24
$5.9M
$15.2M
Q3 24
$12.7M
$9.9M
Q2 24
$3.4M
$33.5M
Q1 24
$2.2M
$45.0M
Free Cash Flow
AMSC
AMSC
IRWD
IRWD
Q4 25
$2.4M
$74.6M
Q3 25
$5.1M
$47.6M
Q2 25
$3.3M
$-15.1M
Q1 25
$5.3M
$19.9M
Q4 24
$5.3M
Q3 24
$12.1M
$9.9M
Q2 24
$3.1M
$33.4M
Q1 24
$1.9M
$44.9M
FCF Margin
AMSC
AMSC
IRWD
IRWD
Q4 25
3.2%
156.3%
Q3 25
7.7%
39.0%
Q2 25
4.6%
-17.7%
Q1 25
7.9%
48.4%
Q4 24
8.7%
Q3 24
22.3%
10.8%
Q2 24
7.8%
35.4%
Q1 24
4.6%
60.0%
Capex Intensity
AMSC
AMSC
IRWD
IRWD
Q4 25
1.2%
0.0%
Q3 25
2.1%
0.0%
Q2 25
1.1%
0.0%
Q1 25
1.6%
0.1%
Q4 24
0.9%
0.0%
Q3 24
1.1%
0.0%
Q2 24
0.7%
0.1%
Q1 24
0.7%
0.1%
Cash Conversion
AMSC
AMSC
IRWD
IRWD
Q4 25
0.03×
Q3 25
1.37×
1.19×
Q2 25
0.61×
-0.64×
Q1 25
5.22×
Q4 24
2.38×
6.74×
Q3 24
2.60×
2.71×
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%

IRWD
IRWD

Segment breakdown not available.

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