Check out the companies making headlines in premarket trading: Ralph Lauren — The fashion stock added 2.8% following an upgrade at Goldman Sachs to buy from neutral. The bank said Ralph Lauren has limited exposure to tariffs versus its peers. Duolingo — The language learning application climbed 1.5% following an upgrade to outperform from Citizens JMP Securities. Analyst Andrew Boone noted that Duolingo’s Max subscriptions could be a boon for the stock moving forward, and also cited an attractive valuation as a bullish catalyst. Peabody Energy — Shares of the coal mining company gained 4.8% after President Donald Trump on Truth Social said he is authorizing energy production using coal. Eastman Kodak — Shares of the film and chemicals manufacturer rose more than 4% after the company reported a jump in net income for the fourth quarter. Kodak said it generated $26 million in net income for the quarter, up from $5 million in the year-ago period. Lucid — Shares gained 2.8%. Morgan Stanley’s Adam Jonas upgraded stock in the electric vehicle company to equal weight, noting that the firm’s artificial intelligence strategy could be a positive catalyst for Lucid. Hallador Energy Company — The energy provider dropped 6% after its fourth-quarter revenue missed expectations. The firm reported revenue of $94.2 million, while analysts polled by FactSet were looking for $95.5 million. Baidu — Shares climbed 2% after the Chinese technology company released two new artificial intelligence models. Sarepta Therapeutics — The biotech stock dropped more than 25% after the company disclosed the death of a man with Duchenne muscular dystrophy after treatments with Elevidys. “Acute liver injury is a known possible side effect of ELEVIDYS,” the company said in a statement . Tesla — The electric vehicle maker shed 3% in the premarket as its volatile ride continues. Earlier, analysts at RBC Capital Markets cut their price target on the stock, citing increasing competition . — CNBC’s Sarah Min, Michelle Fox and Jesse Pound contributed reporting.