Perma-Fix Environmental Services, Inc. (PESI) vs Richtech Robotics Inc. Class B Common Stock (RR)
A side-by-side comparison of Perma-Fix Environmental Services, Inc. and Richtech Robotics Inc. Class B Common Stock 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.
PESI
Perma-Fix Environmental Services, Inc.
$15.58IndustrialsDelayed quote: Oct 6, 2026, 1:55 PM EDT
RR
Richtech Robotics Inc. Class B Common Stock
$1.71IndustrialsDelayed quote: Oct 6, 2026, 1:55 PM EDT
Total return — PESI vs RR
growth of $100 · dividends reinvested · last 3yPESI +104.9% (+27.0%/yr)RR -67.2% (-31.1%/yr)PESI compounded faster over this window
Log scale — wide-divergence pair
PESI RR
PESI vs RR: by the numbers
- •PESI is the larger company ($330M vs $313M market cap).
- •Both run net losses; PESI's is the smaller (-37.04% vs -407.19% net margin).
Metrics side by side
Valuation
| Metric | PESI | RR |
|---|---|---|
| P/S ratio | 5.78 | 57.30 |
| P/B ratio | 5.66 | 0.85 |
Profitability
| Metric | PESI | RR |
|---|---|---|
| Gross margin | 9.59% | 65.19% |
| Operating margin | -19.03% | -355.68% |
| Net margin | -37.04% | -407.19% |
| ROE | -36.31% | -6.03% |
| ROIC | -25.42% | -9.38% |
Growth (annualized)
| Metric | PESI | RR |
|---|---|---|
| Revenue CAGR (5Y) | -10.18% | N/A |
| Total return CAGR (5Y) | 17.15% | N/A |
Go deeper
Dig into the metrics
Perma-Fix Environmental Services ROERichtech Robotics Inc. Class B Common Stock ROEPerma-Fix Environmental Services operating marginRichtech Robotics Inc. Class B Common Stock operating marginPerma-Fix Environmental Services revenue growthRichtech Robotics Inc. Class B Common Stock revenue growthPerma-Fix Environmental Services free cash flowRichtech Robotics Inc. Class B Common Stock free cash flow
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.