Take a look at the companies making headlines in midday trading. Walmart — Shares of the discount retailer rose 7% on strong earnings. Walmart beat Wall Street's quarterly forecasts and raised its full-year forecast as consumers showed continued resilience. The company expects sales to grow 3.75% to 4.75% this year and adjusted earnings per share to be between $2.35 and $2.43. Nike — The sportswear and sneaker retailer announced a new stake in the company after Bill Ackman’s Pershing Square Capital Management disclosed a new stake in the company via its latest 13F regulatory filing The company's shares rose about 4%. Documents revealed that as of the end of June, the company held more than 3 million shares of Nike stock, worth approximately $229 million. Ulta Beauty — Warren Buffett’s Berkshire Hathaway acquired a $266 million stake in the beauty retailer in the second quarter, a regulatory filing showed. The company's share price rose more than 11%. The bet was relatively small for Berkshire Hathaway, whose stock portfolio is worth more than $300 billion, so Buffett's deputies Ted Weschler and Todd Combs ) may buy the company. Alibaba – The Chinese e-commerce stock rose less than 1% after its June quarter report showed revenue missed expectations. Alibaba reported revenue of 243.24 billion yuan, or about $33.5 billion. Analysts polled by FactSet expected China revenue to be 248.32 billion yuan. The company said its overseas e-commerce business grew by 32% year-on-year. Dell – The stock gained nearly 8% after JPMorgan added Dell to its focus list, citing upside potential after the recent pullback. On the other hand, Citi lowered its price target on the stock. Cisco Systems — Shares of Cisco Systems rose about 7% after the networking company's fiscal fourth-quarter results beat expectations. Cisco also announced that it would cut 7% of its workforce and implement a restructuring plan, which will result in a pre-tax charge of $1 billion. Tapestry — Shares of Tapestry rose 3% after the luxury retail company reported higher revenue and profit. Tapestry had adjusted earnings of 92 cents per share, compared with analysts' expectations of 99 cents per share, according to LSEG. Revenue of $1.59 billion also topped the consensus forecast of $1.57 billion. Deere — The agricultural machinery maker's shares rose 7% after better-than-expected fiscal third-quarter results. Deere earned $6.29 per share on revenue of $11.39 billion. That beat expectations for profit of $5.63 per share and revenue of $10.84, according to LSEG. Dutch Bros — The coffee chain rose 7% after UBS upgraded its rating on the coffee chain's stock to “buy” from “neutral.” The bank said concerns about a slowdown in Dutch Bros' growth appeared to be overblown and believed there would be a catalyst to accelerate same-store sales growth by 2025. up nearly 7%. The company cited long-term earnings potential and a diversified business profile during the call. Lumentum Holdings — Shares of the optical supplier rose 14% on better-than-expected fiscal fourth-quarter results. Excluding items, earnings per share were 6 cents, above the FactSet forecast of 2 cents per share. Revenue of $308.3 million also beat expectations of $301.4 million. Sirius XM Holdings – Shares of the radio broadcaster rose 5% after Warren Buffett's Berkshire Hathaway disclosed an increase in its stake in the company in its latest 13F filing. Berkshire Hathaway holds 132.9 million shares of Sirius XM, up from 36.7 million shares previously. Dillard's — The department store chain fell more than 9% on disappointing quarterly results. Second-quarter earnings per share fell to $4.59 from $7.98 per share in the same period last year. Revenues were lower than expected. Management highlighted a challenging consumer environment and higher costs. —CNBC’s Yun Li, Samantha Subin, Michelle Fox, Pia Singh, Alex Harlin, Sean Conlon and Jesse Pond contributed reporting