Evommune (EVMN) said Tuesday its phase 2a proof-of-concept trial evaluating EVO301 as a treatment for atopic dermatitis achieved "highly statistically significant" results in adult patients with moderate-to-severe atopic dermatitis.

Shares surged 73% as intraday trading volume soared to over 12.7 million from a daily average of roughly 228,000.

European Wax Center (EWCZ) said Tuesday that it has agreed to be taken private by General Atlantic in an all-cash transaction valued at about $330 million.

Shares of European Wax Center soared 43% as intraday trading volume catapulted to more than 10.2 million from a daily average of about 409,000.

Ichor (ICHR) posted a "solid" Q4 as it continues its recovery under its new chief executive officer, Phil Barros, targeting new opportunities in the semiconductor equipment market with a serviceable addressable market estimated at $9 billion, Oppenheimer said in a note emailed Tuesday.

Shares jumped 32%, with intraday trading volume at over 4.3 million compared with a daily average of about 789,000.

Price: 29.41, Change: +12.42, Percent Change: +73.10