Here's a look at the companies making headlines in midday trading: NIO – U.S. shares of the Chinese electric car maker rose 2% after JPMorgan upgraded its rating to “overweight” from “neutral.” The company said Nio could be poised for a rebound after a difficult year so far. Super Micro Computer — JPMorgan downgraded the artificial intelligence server maker to neutral from overweight, saying there was no reason to buy the stock amid uncertainty about restoring regulatory compliance, sending the company's shares down 6% . Super Micro said in late August that it would delay the release of its annual 10-K filing. The bank also lowered its price target by $450 to $500. DocuSign — Shares of the software company rose 3% after fiscal second-quarter results topped expectations, driven by strong subscription growth. DocuSign reported adjusted earnings of 97 cents per share on revenue of $736 million. Analysts surveyed by LSEG expected earnings of 80 cents per share on revenue of $727 million. Guidewire Software – Shares of Guidewire Software rose 11% on improved fourth-quarter results. Guidewire earned 62 cents a share, excluding items, on revenue of $291.5 million in the period, topping analysts' expectations of 54 cents a share and $283.8 million, according to FactSet. The company's full-year revenue forecast also topped expectations. UiPath — Shares of UiPath fell more than 5% amid a market selloff led by tech stocks on Friday. UiPath's better-than-expected fiscal second-quarter adjusted profit and revenue failed to boost the stock. The company also expanded its stock buyback program. Bowlero — Bowling center stocks rose nearly 7%. The company's fiscal fourth-quarter revenue exceeded expectations, reaching $283.9 million. Analysts polled by FactSet expected to seek $273.4 million. Intel, Mobileye – Shares of self-driving technology company Mobileye fell 8%. Chipmaker Intel is weighing its options for taking a stake in Mobileye, Bloomberg reported, citing people familiar with the matter. Intel shares fell 3%. Semiconductor stocks – Chip stocks sold off broadly on Friday, with the VanEck Semiconductor ETF down more than 4%. Nvidia fell 5% and KLA Corporation fell 4%. U.S.-listed shares of Marvell Technology and ASML Holding each fell about 5%. —CNBC’s Yun Li, Alex Harlin, Jesse Pond, Michelle Fox, Lisa Han and Sean Conlon contributed reporting.