Solid Power, Inc. (SLDP) Stock Price & How to Invest

Solid Power is a Colorado-based battery-technology company developing all-solid-state batteries built around a sulfide-based solid electrolyte, which it positions as a potentially safer, higher-energy-density alternative to today's lithium-ion cells. A central part of its pitch is that the electrolyte can be processed using existing lithium-ion manufacturing equipment, a "drop-in" compatibility the company argues lowers the barrier to commercialization. The business has shifted toward a capital-light model focused on supplying solid electrolyte and licensing its technology to partners rather than building full cell-manufacturing gigafactories itself, with much of the contemplated commercial-scale cell production happening through partners, particularly in Korea.

The company went public via SPAC in 2021 and has long-standing relationships with automakers BMW and Ford and battery maker SK On, plus a joint evaluation agreement with Samsung SDI and BMW announced in late 2025 to pursue a demonstration vehicle powered by all-solid-state battery technology. As of early 2026 Solid Power is scaling its pilot electrolyte production (targeting an increase from roughly 30 to about 75 metric tons of annual capacity by year-end 2026) and commissioning a continuous electrolyte production line. It remains speculative and early-stage: revenue is minimal and largely tied to partner milestones and government grants, and the company is not profitable.

Commercialization is unproven: Solid Power generates minimal revenue (largely partner milestones and grants) and is years away from any solid-state battery reaching mass production, so the timeline is long and uncertain. The company continues to post operating losses and may need to raise capital again, which can dilute existing shareholders. It faces well-funded competition from QuantumScape, Toyota, Factorial Energy, and incumbent lithium-ion battery makers, any of whom could reach scale first or with a different chemistry. Demand for the technology also depends on the pace of EV adoption, which has been uneven.

A simple financial snapshot. These are approximations and refresh quarterly; for current figures see Solid Power, Inc.'s investor relations page or your broker.

• Revenue and grant income (Q1 2026): ~$3.1 million, down sharply year over year and driven mainly by SK On and U.S. Department of Energy milestones; effectively pre-revenue from a product-sales standpoint
• Trailing-twelve-month revenue: ~$15.3 million (largely development and grant income, not commercial product sales)
• Net loss (Q1 2026): ~$13.0 million, or about ~$0.06 per share, narrower than the ~$15.2 million loss a year earlier
• Cash and investments: ~$435 million total liquidity (cash, equivalents, and available-for-sale securities) as of March 31, 2026, with no debt
• 2026 cash investment guidance: ~$85 million to ~$100 million expected for the year, implying a multi-year runway at current burn
• Market capitalization: ~$662 million as of late March 2026; valuation reflects future technology potential rather than current earnings

For a pre-commercial company like Solid Power, traditional earnings multiples are not meaningful because there is little revenue and no profit. What matters more is the size of the cash cushion relative to annual burn (the runway), progress on technical and partner milestones, and whether the electrolyte-supplier and licensing model produces real orders. The valuation is speculative and can move sharply on partnership news, financing events, or shifts in EV and solid-state-battery sentiment. Figures are approximate and tied to the asOf date.

There are three common ways to get SLDP exposure. Buy shares (or fractional shares) directly at any major broker. Hold an ETF that includes it, which spreads the position across many companies. Or build it into a focused thematic basket, so SLDP sits alongside other stocks that express the same thesis.

Walnut takes the basket route. Describe a thesis where SLDP fits (for example “AI infrastructure” or “dividend-growth large-caps”) and the AI proposes 5 to 6 constituents with target weights. You review the plan and fund it through your own broker when you're ready.

If you believe sulfide-based solid-state batteries will become a meaningful part of the electric-vehicle supply chain and that Solid Power's capital-light, electrolyte-supplier-and-licensing model can win adoption with partners like BMW, Ford, SK On, and Samsung SDI, then SLDP is one way to express that view. The flip side is that this is a highly speculative, early-stage company with minimal revenue, ongoing losses, and years of technical and commercialization risk ahead. Position sizing and time horizon matter a great deal for a stock like this, and nothing here is a recommendation to buy or sell.

Whether SLDP is worth buying today depends more on your time horizon and what you already hold than on any single call. We walk through valuation, what would have to go right, and the risks in is SLDP a buy?, and where the stock could go from here in the SLDP stock forecast.

For income investors, whether SLDP pays a dividend and how the payout looks is covered in does SLDP pay a dividend?