SES vs SLDP
SES: SES AI develops high-performance Li-Metal battery technology and AI-driven platforms to accelerate next-generation energy storage solutions. SLDP: Solid Power is an innovator in solid-state battery technology, developing sulfide-based electrolytes and manufacturing processes designed to improve the energy density, safety, and lifespan of electric vehicle batteries.
Side-by-side fundamentals
| Metric | SES | SLDP | Edge |
|---|---|---|---|
| Price as of 2026-07-22 close | $0.59 | $2.33 | |
| Market cap as of 2026-07-23 | $218M | $524M | |
| Net margin as of 2026-07-23 | -331.7% | -485.5% | SES higher |
| Gross margin as of 2026-07-23 | +36.3% | -14.3% | SES higher |
| Operating margin as of 2026-07-23 | -352.3% | -548.5% | SES higher |
| ROE as of 2026-07-23 | -32.5% | -21.6% | SLDP higher |
| ROA as of 2026-07-23 | -26.3% | -20.0% | SLDP higher |
| Debt / equity as of 2026-07-23 | 0.00 | 0.00 | SLDP lower |
| Revenue growth (YoY) as of 2026-07-23 | +15.8% | -6.9% | SES higher |
| Revenue CAGR (3y) SEC XBRL | n/a | +22.6% | |
| Beta as of 2026-07-23 | 0.89 | 1.95 | |
| 1-year return as of 2026-07-22 close | -47.3% | -42.3% | SLDP higher |
Fundamentals: Finnhub, as of 2026-07-23. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-22.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.