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Wolfspeed is what's left of Cree after they sold their lighting division. They worked with relatively old school silicon carbide semiconductors in new ways, trying to supply the EV and high-power electricity industries.

Wolfspeed is what's left of Cree after they sold their lighting division. They worked with relatively old school silicon carbide semiconductors in new ways, trying to supply the EV and high-power electricity industries.
[–] 1 pt

LED bulbs became a commodity item, and got cremated by China.

They specialize in N-type SiC substrate material, and that's been in a price war for some time.