Here are Friday's biggest analyst calls: Nvidia, Dell, Costco, Amazon, Alphabet, Snowflake, Xpeng & more

Here are the biggest calls on Wall Street on Friday: Susquehanna upgrades Dell to positive from neutral The firm upgraded Dell following earnings on Thursday. "Compelling case for multiple rerating: We previously argued for up to 1x FWD EV/sales [Enterprise Value-to-Sales] for OEMs like Dell. However, increased confidence in a sustainable 8–10% operating margin and 6% FCF margin profile supports rerating DELL to 3x EV/sales." RBC initiates Viper Energy as outperform RBC called the company a "best-in-class mineral and royalty company." "We are initiating coverage of Viper Energy (VNOM) with a $58/ share price target and an Outperform rating. The company is advantaged given its scale, core Permian focus, inventory duration, and aligned operating partner." Bank of America upgrades SentinelOne to buy from neutral Bank of America says buy the dip. " SentinelOne reported an in-line but solid quarter, and we view the -18% after-hours decline as an attractive entry point." Macquarie upgrades XPeng to outperform from neutral Macquarie said in its upgrade of Xpeng that the China EV has volume growth. "Shares still have optionality from future investments in humanoids and robotaxi." JPMorgan downgrades Gap to neutral from overweight JPMorgan downgraded the stock following earnings. "We rate GAP Neutral. …