(Here's CNBC Pro's live coverage of Tuesday's analyst calls and Wall Street chatter. Please refresh every 20-30 minutes to see the latest posts.) solar energy company and a video game maker were highlighted by analysts Tuesday. KeyBanc downgraded Sunnova to industry weight from overweight. Meanwhile, JPMorgan upgraded Roblox to overweight from neutral and its new price target implies an upside of more than 35%. Check out the latest calls and chats below. All times ET. 5:58 a.m.: DataDog stock could rise nearly 23%, according to Wells Fargo Wells Fargo sees DataDog headed for an outperformance in fiscal 2024. Analyst Andrew Nowinski has upgraded his analytics platform. take cloud-based analytics and monitoring to the next level and upgrade its cloud-based analytics and monitoring platform. The price target is between $20 and $150, which suggests 22.9% upside potential for the stock. Shares are up 0.6% this year. “We believe Datadog has multiple ways to accelerate growth in FY24, including vendor consolidation, security cross-selling and Gen AI,” Nowinski wrote in a note Tuesday. According to the analyst, the company is nearing an end to cost optimization as customers now focus on modernizing their infrastructure, which will start boosting consumption. He added that DataDog is winning larger deals as customers consolidate providers, which has a bigger impact on their bookings. Other upsides for the stock include DataDog's opportunity to cross-sell security solutions to existing customers, a synthetic AI workload that is likely to account for 10% of the company's annual recurring revenue in FY 2025 and management's plans to ramp up hiring in FY 2024. — Pia Singh 5:56 a.m.: Loop Capital launches MongoDB, says it is the 'de facto standard' developer platform for cloud applications. The recent drop in MongoDB stock price represents an opportunity for investors, according to Loop Capital analyst Yun Kim. Kim initiated coverage of the database program with a buy rating and a $415 price target, which suggests the stock could gain 22% in the year ahead. The stock has fallen 16.8% year to date. “With our industry checks showing an improved pace of new cloud deployments since the start of the year, we expect MDB growth to accelerate in the second half as new deployments This new declaration begins to spread into product in the second half of the year. We do not believe this scenario is fully captured in current Street estimates,” Kim wrote in a note In our view, MDB has emerged as the de facto standard for cloud application development platforms.” Kim said his price target implies that the company's revenue multiple is in line with its names. MongoDB's growth trajectory remains strong at 20% overall and 30% just for the cloud Atlas business, he said. which he expects will fuel the company's growth in the second half of the year as the pace of new cloud deployments continues to accelerate. – Pia Singh 5:43 a.m.: KeyBanc downgrades beaten solar stock Sunnova Energy Heading into first-quarter earnings, KeyBanc Capital Markets is cautious on residential solar names, especially Sunnova Energy . Analyst Sophie Karp downgraded the Texas-based residential and commercial solar company to overweight from overweight and removed her price target on the stock. Sunnova shares are down nearly 75% this year, as the higher-for-longer interest rate environment makes it difficult for solar companies to cash flow and project financing. “The overall picture for residential solar in the US remains challenging due to the combination of lower energy prices and rising financing costs,” Karp wrote in a note Monday. said the lack of encouraging data from the industry suggests that recovery remains elusive. “NOVA, in particular, is under pressure to demonstrate positive q/q cash movements and determine its capital allocation strategy going forward.” Meanwhile, Karp reiterated his sector weight rating on solar companies Sunrun, SolarEdge Technologies and Enphase Energy. – Pia Singh 5:43 a.m.: JPMorgan upgrades Roblox The sell-off in Roblox shares has created a big buying opportunity, according to JPMorgan. The bank upgraded the video game company to overweight from neutral. It also raised its price target to $48 from $41, implying a 37% upside over the next 12 months. “RBLX stock has been volatile since the company went public in 2021, in many ways reflecting investor enthusiasm — and subsequent skepticism — around its strength,” wrote analyst Cory Carpenter. companies saw usage spike during the pandemic.” This year alone, shares are down more than 23% after a 60% rally in 2023. That pullback “represents an attractive entry point for a company that is growing bookings ~20%+, exiting the cycle Heavy investment and strengthening of two new revenue streams in advertising (2H24) & commerce (2025),” Carpenter said. Roblox shares rose 3% in the premarket after the upgrade. RBLX 1D Roblox Mountain Rises — Fred Imbert