SEALSQ, WISeKey Stocks Gain After Tapping SpaceX For Next-Gen Post-Quantum Satellite Mission

The companies said the satellite will serve as a testbed for post-quantum communication protocols in space.
A SpaceX Falcon 9 rocket carrying a batch of 56 Starlink internet satellites launches from pad 40 at Cape Canaveral Space Force Station in Cape Canaveral, Florida on March 24, 2023. (Photo by Paul Hennessy/SOPA Images/LightRocket via Getty Images)
A SpaceX Falcon 9 rocket carrying a batch of 56 Starlink internet satellites launches from pad 40 at Cape Canaveral Space Force Station in Cape Canaveral, Florida on March 24, 2023. (Photo by Paul Hennessy/SOPA Images/LightRocket via Getty Images)
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Prabhjote Gill·Stocktwits
Updated Oct 15, 2025   |   10:00 AM GMT-04
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SEALSQ (LAES) and WISeKey (WKEY) shares rose in Wednesday morning trade after WISeKey announced that its subsidiaries, WISeSat.Space and SEALSQ will be launching a next-generation post-quantum-secure satellite aboard a SpaceX Falcon 9 from California’s Vandenberg Space Force Base.

LAES’s stock gained as much as 10% at the opening bell and was among the top trending tickers on Stocktwits at the time of writing. Retail sentiment around the shares surged higher within ‘extremely bullish’ territory, and chatter was at ‘extremely high’ levels. According to platform data, the number of retail traders following the stock has increased by 4% and chatter has more than doubled in over 24 hours, as of Wednesday morning. This year, the stock has fallen more than 13%.

WKEY’s stock gained around 6% with retail sentiment also in ‘extremely bullish’ territory and chatter increasing from ‘ high’ to ‘extremely high’ levels. Data showed a 1,533% increase in message volume over the last 24 hours. The stock has fallen more than 5% this year. Meanwhile, retail sentiment around Elon Musk’s SpaceX, which is not a publicly listed company, was in ‘bullish’ territory, accompanied by ‘extremely high’ levels of chatter. 

The companies said the satellite will serve as a testbed for post-quantum communication protocols in space, advancing WISeSat’s efforts to create quantum-resilient satellite-based IoT connectivity. It’s essentially a nanosatellite constellation in the works. “This will be one of the first demonstrations of post-quantum encryption tested in orbit, providing real-time validation of SEALSQ’s post-quantum chip technology in space conditions,” the company said.

The mission will combine SEALSQ’s post-quantum cryptographic semiconductors with WISeKey’s Root of Trust, enabling secure end-to-end communication between satellites, ground stations, and connected IoT devices. 

The companies said the satellite launch will pave the way for four additional post-quantum-ready satellites to be deployed in 2026, each incorporating enhanced SEALSQ technologies and SEALCOIN, a decentralized cryptocurrency platform backed by WISeKey.

Read also: Ethereum, Solana Outpace Bitcoin Gains As Crypto Market Gains After Fed Signals More Scope For Rate Cuts

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