Check out the companies making the biggest moves premarket: Moderna — The biotechnology company was up almost 9% after a U.S. citizen tested positive for the hantavirus. Another American had symptoms for the virus, but had yet to test positive, the Associated Press reported . Moderna last week announced that it was in the early-stage development of a vaccine for hantavirus. Lumentum — The stock rose nearly 5% on news it will join the Nasdaq 100 index. The company will replace CoStar on May 18. Monday.com — The software company surged 26% after it reported an earnings and revenue beat in its first quarter financial report. In a press release, the company said its launch of its AI platform helped its revenue grow 24% year-over-year to $351.3 million. Analysts polled by FactSet expected revenue to come in at $339.1 million. Constellation Energy — The energy company rose 1% after it reported better-than-expected revenue of $11.12 billion in its first-quarter financial report. Analysts polled by FactSet expected revenue of $8.46 billion from the clean energy company. Adjusted earnings also came in above estimates at $2.74 per share compared to estimates for $2.54 in earnings per share. Intel — Shares jumped another 5.5% as the rally in the chipmaker following its first-quarter earnings report in April continues. Intel is now up almost 100% from its trading levels before its earnings report after the bell on April 23. Mosaic — The phosphate and fertilizer producer fell 5% after its first-quarter earnings disappointed. Mosaic reported adjusted earnings of 5 cents per share, well below an LSEG estimate of 24 cents per share. Sony — The stock jumped more than 6% after the company announced a joint venture with Taiwan Semiconductor Manufacturing Company to develop and manufacture image sensors. In a press release , Sony said it will combine the company’s experience in sensor design and Taiwan Semi’s work in process technology to improve image sensor performance. Energy stocks — Oil prices rose on Monday after Iran rejected the latest U.S. peace proposal and President Donald Trump rejected the country’s counteroffer. Valero Energy rose 2%. Occidental Petroleum and Devon Energy rose 1.5%, as did ConocoPhillips . Circle Internet Group – The stablecoin issuer rose 1% after reporting mixed first-quarter financial results. Earnings per share of 21 cents beat expectations by 3 cents, based on a survey of analysts by LSEG. Revenue of $694 million missed expectations of $722 million. Circle also raised $222 million from BlackRock, Apollo, Intercontinental Exchange and other institutions in a token presale – a method for early-stage blockchain projects to raise capital. Micron Technology — The memory stock rose another 6% on Monday, after it jumped 15% on Friday. An artificial intelligence-induced memory shortage has pushed the stock up more than 77% in the past month. — CNBC’s Tanaya Macheel contributed reporting