Check out the companies that made headlines in after-hours trading: Domino’s Pizza , Ulta Beauty — Shares drop around 8 after Berkshire Hathaway announced a new investment in the pizza chain in a regulatory filing % rose. Warren Buffett’s company bought more than 1.2 million shares, giving the company a value of about $550 million at the end of September. Elsewhere, shares fell about 4% as conglomerate Ulta largely eliminated its position in the beauty retail industry. Applied Materials — The semiconductor equipment maker fell 5% after giving a weak earnings outlook for the current quarter. Applied Materials said it expects first-quarter revenue of $7.15 billion, compared with the $7.224 billion expected by analysts surveyed by LSEG. This overshadowed better-than-expected fourth-quarter results and a strong outlook for adjusted earnings per share. Despegar.com — The Argentina-based online travel company’s U.S.-listed shares rose 14% after it reported better-than-expected earnings. Despegar.com reported adjusted earnings of 34 cents per share on revenue of $193.9 million, while analysts surveyed by FactSet expected earnings of 17 cents per share and revenue of $189.9 million. I was there. Palantir Technologies — The defense technology company rose nearly 4% after announcing it would move its stock listing from the New York Stock Exchange to the Nasdaq. Palantir expects to continue trading under the same ticker and meet the requirements for listing on the Nasdaq 100. Vaccine makers — Several biotech stocks continued to fall in after-hours trading after prominent vaccine skeptic Robert F. Kennedy Jr. was announced as President-elect Donald Trump’s nominee for secretary of Health and Human Services. . Moderna and Pfizer, among others, were in the red in extended trading.