May 26, 2026
Market trend
Hermeus activity observed in the industrial base
Hermeus achieves first U.S. private supersonic flight with Quarterhorse demonstrator reaching Mach 1.21.
Hermeus
4 signals · May 2025 – May 2026
UAV/UAS/DroneAutonomy/AI/CCASensors/EW/Comms
Hermeus achieves first U.S. private supersonic flight with Quarterhorse demonstrator reaching Mach 1.21.
4
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News / UpdateMay 26, 2026
Hermeus Cruises Beyond Supersonic Speed In U.S. Industry First
Hermeus achieves first U.S. private supersonic flight with Quarterhorse demonstrator reaching Mach 1.21.
Hermeus
News / UpdateMar 3, 2026
Hermeus Flies Mk.2.1 Supersonic Demonstrator
Hermeus has successfully completed the first flight of its Pratt & Whitney F100-229-powered Quarterhorse Mk. 2.1 supersonic flight demonstrator.
Hermeus
News / UpdateFeb 13, 2026
Supersonic Hermeus Quarterhorse Mk 2.1 Starts Taxi Tests
High-speed aircraft developer Hermeus has begun taxi tests of its Pratt & Whitney F100-229-powered Quarterhorse Mk. 2.1 supersonic flight demonstrator.
Hermeus
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Hermeus
4
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Coverage window: May 27, 2025 – May 26, 2026
Event mix
News / Update4
4 signals
Mar 3, 2026
Market trend
Hermeus activity observed in the industrial base
Hermeus has successfully completed the first flight of its Pratt & Whitney F100-229-powered Quarterhorse Mk. 2.1 supersonic flight demonstrator.
Feb 13, 2026
Market trend
Hermeus activity observed in the industrial base
High-speed aircraft developer Hermeus has begun taxi tests of its Pratt & Whitney F100-229-powered Quarterhorse Mk. 2.1 supersonic flight demonstrator.
May 27, 2025
Market trend
Hermeus activity observed in UAV/UAS/Drone segment
The Edwards AFB test flight of Quarterhorse Mk.1 marks the first step on a path to follow-on high-speed test aircraft, including autonomous uncrewed products.