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    QuantumScape (QS) Plans A 100 MWh Battery Line, Is The Stock Still A Bargain?

    Simply Wall St·11/04/2026 02:43:25
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    QuantumScape (QS) has given investors fresh information to work with after reporting third quarter results, along with a new plan for a 100 megawatt hour solid state battery production line targeting AI data centers and aerospace customers.

    QuantumScape’s latest moves come after a tough stretch for the stock, with the share price down 62.75% year to date and the 1 year total shareholder return declining 73.32%. Recent interest around the new 100 MWh line and narrower quarterly losses has helped the 1 day share price return of 2.49%. However, the 90 day share price return, which is down 25.36%, suggests momentum has been fading rather than building.

    Scan beyond QuantumScape and benchmark this story against 53 AI infrastructure stocks, which is powering the build out of data centers and compute heavy workloads.

    After a sharp slide in QuantumScape’s share price and a modest bounce on the latest update, the puzzle now is simple: Does the current valuation already reflect the 100 MWh plan and narrower losses, or is investors’ patience still being underpriced?

    Most Popular Narrative: 24% Undervalued

    With QuantumScape last closing at $4.12 against a narrative fair value of $5.41, the most followed storyline prices in a meaningful upside gap while hinging heavily on how the new licensing model scales.

    Expanding beyond automotive into areas like data centers, drones, aviation and grid applications taps into rising demand for higher energy density and safety focused storage. If QuantumScape converts more of these evaluations into paid development and sampling work, that can broaden revenue sources and help absorb fixed operating costs that currently weigh on earnings.

    See why 37 investors see QuantumScape as 24% undervalued.

    Result: Fair Value of $5.41 (UNDERVALUED)

    Still, the narrative starts to wobble if QuantumScape keeps posting heavy losses while Eagle Line and the 100 MWh QS PowerBlock plan slip on timing or partner uptake.

    Find out about the key risks to this QuantumScape narrative.

    Next Steps

    Mixed messages in the QuantumScape story so far. Act while the details are fresh and weigh both sides using the full breakdown of 1 key reward and 2 important warning signs.

    Looking for more investment ideas beyond QuantumScape?

    If QuantumScape has sharpened your thinking, do not stop with one ticker. Widen your opportunity set and pressure test your thesis against fresh ideas.