Check out the companies making the biggest moves premarket: CF Industries — The fertilizer manufacturer and distributor fell nearly 4% as reports on negotiations surrounding the U.S.-Iran war signaled the commodity’s shortage could end. Fertilizer prices have soared since the closure of the Strait of Hormuz, sending shares of CF Industries up more than 27% since the start of the conflict. Arm — The chipmaker popped 13% after it unveiled its first in-house chip, saying it would generate $15 billion in revenue by 2031 . EchoStar — Shares jumped nearly 7% after The Information reported that SpaceX could file for an IPO as soon as this week. The satellite communications provider has about a 3% stake in the Elon Musk-led company. Chewy — The pet product and service company jumped nearly 7% after delivering its fourth quarter report. It reported adjusted EBITDA that beat a FactSet consensus estimate but revenue that was slightly under expectations. KB Home — The homebuilder fell more than 2% after it reported fiscal first-quarter earnings of 52 cents per share, coming below the 55 cents per share analysts polled by LSEG had anticipated. The company’s $1.08 billion revenue also fell below the consensus estimate of $1.10 billion. Additionally, KB Home forecast current-quarter housing revenue and deliveries that missed StreetAccount estim …
