Check out the companies making headlines before the bell: Under Armour — The sportswear company slid 14% after posting a loss of 3 cents on revenue of $1.17 billion. Analysts polled by LSEG were anticipating a loss of 2 cents on revenue of $1.68 billion. GameStop , eBay — Shares of GameStop dropped more than 4% after online retailer eBay turned down a $56 billion takeover bid Tuesday from the electronics retailer over doubts over the financing of the deal. Shares of Ebay were slightly lower. On Holding — The running shoes maker fell 5% in the premarket even after it reported first-quarter earnings and revenue that beat analyst expectations. On also reiterated its full-year net sales growth outlook and increased its earnings guidance. Wendy's — Shares rallied more than 23% after The Financial Times reported , citing people familiar with the matter, that Nelson Peltz's Trian Fund Management was looking to raise funds for a bid to take the fast food chain private. ZoomInfo Technologies — Shares of the market intelligence platform tumbled more than 33% after cutting full year revenue guidance to a range of $1.185 billion to $1.205 billion. The company's prior forecased ranged between $1.247 billion and $1.267 billion. Plug Power — The hydrogen fuel supply company rallied more than 7% after posting a narrower-than-expected loss of 8 cents in the first quarter, on an adjusted basis. Analysts polled by FactSet expected a loss of 10 cents per share. Revenue of $163.5 million exceeded a consensus estimate of $139.9 million. Hims & Hers Health — Shares tumbled 14% after the telehealth company issued disappointing earnings guidance . AST SpaceMobile — The developer of satellites tumbled 12% after it reported a larger-than-expected loss for the first quarter. The company also reaffirmed its full-year revenue guidance or $150 million to $200 million. GitLab — Shares plunged 11% after CEO Bill Staples outlined a broad restructuring plan tied to the software company's move into agentic AI, including workforce reductions, management cuts and a more narrow geographic footprint. Gitlab said it plans to reduce the number of countries in which it operates by up to 30%, remove as much as three layers of management, reorganize research and development into roughly 60 smaller teams and expand agentic AI in internal processes. The firm did not specify how many positions will be eliminated or the expected financial impact but said details will be shared on its June 2 earnings call. Webtoon Entertainment — The online platform dropped 10% after the company guided for second-quarter revenue in the range of $332 million to $342 million. Analysts polled by FactSet were looking for $348 million. The company's second-quarter adjusted EBITDA forecast of between zero and $5 million also fell short of the anticipated $12.1 million. Meanwhile, Webtoon's first-quarter revenue of $320.9 million also missed the $321.6 million consensus estimate. Cleanspark — The bitcoin miner and data center developer slid 9%. Second-quarter losses came in wider than anticipated at $1.52 per share, while analysts polled by FactSet sought a loss of 56 cents per share. Second-quarter revenue also missed the mark, landing at $136.4 million compared with $145.4 million expected. Mara Holdings — Shares of the crypto miner lost 4%. Mara posted a first-quarter loss of $3.31 per share, greater than the loss of $1.51 per share analysts anticipated, according to FactSet. Revenue came in weaker than anticipated at $174.6 million, versus the $181.9 million estimate. — CNBC's Lisa Kailai Han, Fred Imbert and Darla Mercado contributed reporting
