Check out the companies making the biggest moves in premarket trading.
GameStop — Shares plummeted nearly 21% in premarket trading. The company announced Wednesday the ousting of chief executive Matthew Furlong and said Ryan Cohen would take over as executive chairman.
Wynn Resorts, Las Vegas Sands — The casino operators both shed about 2% following a downgrade by Jeffries to hold from buy. The Wall Street firm said Macao's recovery is already priced into the stocks.
Signet Jewelers — Shares tumbled nearly 11% after the jeweler provided second-quarter revenue and operating-income guidance that fell short of expectations. Signet also lowered its full-year earnings and revenue guidance to below expectations, citing increasing macroeconomic pressures on consumers and a softer-than-expected Mother's Day.
Lucid — Shares advanced about 2% after Lucid's head of China operations Zhu Jiang said the electric vehicle maker is preparing to enter the Chinese market. Reuters, citing a person familiar with the matter, additionally reported the company is considering setting up production in China.
T-Mobile — Shares of the wireless provider added about 1% in premarket trading after Wolfe Research upgraded T-Mobile to outperform from peer perform. The investment firm said T-Mobile's stock could rise more than 20% after underperforming year to date.
Adobe — The stock gained about 2% following the company's announcement it will offer its artificial intelligence tool, Firefly, to large business customers. Firefly is available through the stand-alone Firefly app, Adobe Express and Creative Cloud.
HashiCorp — The stock sank more than 22% after the company announced targeted spending cuts and an 8% workforce reduction, citing the current customer and economic environment. The news overshadowed a narrower-than-expected first-quarter loss.
— CNBC's Jesse Pound, Sarah Min and Brian Evans contributed reporting.
Correction: HashiCorp reported a smaller-than-expected loss. A previous version mischaracterized the report.