Check out the companies making headlines in extended trading: FedEx — Shares slipped more than 4% after the shipping company reported an earnings miss in the fiscal third quarter. FedEx posted adjusted earnings of $4.51 per share, while analysts polled by LSEG had called for $4.54 per share. Meanwhile, quarterly revenues of $22.16 billion came slightly above consensus forecasts for $21.89 billion. Micron Technology — The provider of memory and storage solutions jumped 4%. Micron offered a rosy outlook for the fiscal third quarter, calling for adjusted earnings of $1.57 per share on $8.80 billion of revenue. That surpassed Wall Street’s forecast for earnings of $1.47 per share on revenue of $8.50 billion, per LSEG. Top- and bottom-line results for the second quarter also beat expectations. Nike — The sports apparel giant advanced 2%. In the fiscal third quarter , Nike reported earnings of 54 cents per share and revenue of $11.27 billion, topping analysts’ call for 29 cents per share in earnings and $11.01 billion in revenue, per LSEG. Sales were down 9% from the year-ago period, however. Planet Labs — The satellite imagery company tumbled 9%. In the fiscal fourth quarter, Planet Labs reported revenue of $62 million, which was in line with analysts’ estimates, per LSEG. U.S. Steel — Shares fell around 2% after the steelmaker issued weak first-quarter guidance. U.S. Steel expects adjusted losses to come in between 49 cents and 53 cents per share, compared to consensus estimates for a loss of 32 cents per share, according to FactSet. Lennar — The homebuilder slipped 3% in extended trading. Guidance on new orders for the fiscal second quarter came in at 22,500 to 23,500, missing the 23,802 sought by analysts polled by StreetAccount. First-quarter earnings of $1.96 per share on revenue of $7.63 billion topped the Street’s expectations, however. — CNBC’s Darla Mercado contributed reporting.