Which has grown faster, AMSC or ULCC?

Over the past five years, AMSC grew revenue faster — AMSC at a 28.57% CAGR versus ULCC at 25.53%.

Is AMSC or ULCC more profitable?

AMSC runs the higher net margin — AMSC at 42.56% versus ULCC at -9.29%.

How have AMSC and ULCC total returns compared?

Over the past 5 years, AMSC delivered 16.27% and ULCC delivered -18.93% annualized total return. Past performance doesn't predict future results.

American Superconductor Corporation (AMSC) vs Frontier Group Holdings, Inc. (ULCC)

A side-by-side comparison of American Superconductor Corporation and Frontier Group Holdings, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.

AMSC

American Superconductor Corporation

$1.54B

$31.85IndustrialsDelayed quote: Oct 6, 2026, 4:00 PM EDT

ULCC

Frontier Group Holdings, Inc.

$1.44B

$6.25IndustrialsDelayed quote: Oct 6, 2026, 4:00 PM EDT

Total return — AMSC vs ULCC

growth of $100 · dividends reinvested · last 6y

AMSC +64.4% (+8.6%/yr)ULCC -67.6% (-17.1%/yr)AMSC compounded faster over this window

Log scale — wide-divergence pair

AMSC ULCC

AMSC vs ULCC: by the numbers

•AMSC is the larger company ($1.54B vs $1.44B market cap).
•AMSC is profitable (42.56% net margin) while ULCC runs a net loss (-9.29%).
•AMSC grew revenue faster over the past five years (28.57% vs 25.53% CAGR).

Metrics side by side

Valuation

Metric	AMSC	ULCC
P/E ratio	10.52	N/A
Forward P/E	36.28	N/A
P/S ratio	4.81	0.35
P/B ratio	2.70	10.58
EV / EBITDA	48.35	N/A
FCF yield	1.33%	N/A

Profitability

Metric	AMSC	ULCC
Gross margin	28.18%	-5.25%
Operating margin	6.16%	-9.82%
Net margin	42.56%	-9.29%
ROE	23.86%	-283.82%
ROIC	3.18%	-7.83%

Growth (annualized)

Metric	AMSC	ULCC
Revenue CAGR (5Y)	28.57%	25.53%
Total return CAGR (5Y)	16.27%	-18.93%

Frequently asked

Which has grown faster, AMSC or ULCC?: Over the past five years, AMSC grew revenue faster — AMSC at a 28.57% CAGR versus ULCC at 25.53%.
Is AMSC or ULCC more profitable?: AMSC runs the higher net margin — AMSC at 42.56% versus ULCC at -9.29%.
How have AMSC and ULCC total returns compared?: Over the past 5 years, AMSC delivered 16.27% and ULCC delivered -18.93% annualized total return. Past performance doesn't predict future results.

Go deeper

Full AMSC analysis Full ULCC analysis Interactive comparison tool

Dig into the metrics

American Superconductor P/E ratio American Superconductor ROE Frontier Group ROE American Superconductor operating margin Frontier Group operating margin American Superconductor revenue growth Frontier Group revenue growth American Superconductor free cash flow Frontier Group free cash flow

American Superconductor & Frontier Group appear in these rankings

Fastest Revenue Growth Stocks Highest 10-Year Total Return Stocks Lowest P/E Ratio Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified October 6, 2026.