Fusion Fuel Green PLC (HTOO) vs ONE Nuclear Energy Inc. (ONEN)

A side-by-side comparison of Fusion Fuel Green PLC and ONE Nuclear Energy 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.

HTOO

Fusion Fuel Green PLC

$15M

$2.13UtilitiesDelayed quote: Oct 6, 2026, 12:21 PM EDT

ONEN

ONE Nuclear Energy Inc.

$39M

$2.00UtilitiesDelayed quote: Oct 6, 2026, 12:24 PM EDT

Total return — HTOO vs ONEN

growth of $100 · dividends reinvested · last 1y

HTOO +4.5% (+4.5%/yr)ONEN -72.8% (-72.8%/yr)HTOO compounded faster over this window

HTOO ONEN

Metrics side by side

Total return (annualized)

Metric	HTOO	ONEN
Total return (1Y)	-56.17%	N/A
Total return CAGR (3Y)	-56.90%	N/A
Total return CAGR (5Y)	-64.64%	N/A

HTOO is an index fund, so valuation, profitability, and per-company growth metrics don't apply — the head-to-head here is total return (price plus reinvested dividends).

Go deeper

Full HTOO analysis Full ONEN analysis Interactive comparison tool

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.