Here are the biggest calls on Wall Street on Monday: JPMorgan upgrades Mara to overweight from neutral JPMorgan says it sees upside for the bitcoin miner. “We are upgrading MARA to OW (from Neutral), as shares do not reflect the company’s revised YE25 hashrate target, even after considering capex requirements.” Morgan Stanley reiterates Amazon as overweight Morgan Stanley says Amazon is a beneficiary of the big beautiful bill passed by Congress. “We see AMZN capturing ~$15bn/year in tax benefits. While most will be re-invested in AWS, even investing 50% of the annual cash flow benefit paints a much faster path to billions of annual automation savings.” Wells Fargo initiates Take-Two Interactive as overweight Wells Fargo says it is bullish on the release of Grand Theft Auto in 2026 for Take-Two . “We anticipate GTA 6 sells 50M units in FY27, the first year post-launch, at an $80 base game retail ASP [average selling price].” BMO initiates MongoDB as outperform BMO says it likes the cloud database company’s valuation. “We are launching on MongoDB with an Outperform rating and a $280 target price.” Bank of America reiterates Apple as buy Bank of America says all “eyes [are] on margins” ahead of Apple earnings later this week. “As we head into F3Q25 (June qtr) earnings aftermarket on Thur July 31, we see client sentiment as fairly negative given uncertain impact from tariffs, U.S. DOJ investigation (Google TAC payments), App Store headwinds, and slow progress in AI.” Mizuho downgrades GE Vernova to neutral from outperform The firm increased its price target but downgraded GE Vernova on valuation. “We increase our PT to $670, up 63%, due to accelerating EBITDA margins in power and electrification business and higher gas power manufacturing capacity beyond 2028.” Morgan Stanley upgrades Hesai to overweight from equal weight Morgan Stanley says it is bullish on shares of the autonomous driving company. “We expect robotaxis and smart home robotic appliances to serve as Hesai’s second revenue growth driver from 2026 onwards.” Bernstein upgrades Charter to outperform from market perform Bernstein says investors should buy the dip in the cable giant. “For CHTR, it’s the secular challenges that seem to stretch further with each earnings call, and this one certainly didn’t help. But as we reflect in the summer heat on what’s shaping up to be a tough 2H, we are looking ahead to CHTR’s narrative for ’26. July is nearly behind us, and this unusual heat, too, will pass.” Read more. Deutsche Bank reiterates Tesla as buy Deutsche Bank says more “patience” is needed for Tesla’s robotaxi service but that it is sticking with the stock. ” Tesla’s robotaxi service is currently still very small scale, having accumulated only +7k miles since the launch on June 22nd with 10-20 vehicles in the fleet. Management did not provide a lot of clarity regarding the pace of expansion although Elon Musk indicated the goal of technically being able to cover half the US population by year-end.” Oppenheimer initiates Wave Life Sciences as outperform Oppenheimer says shares of the biotech company have plenty room to run. “We initiate Wave Life Sciences (WVE) with an Outperform rating and a $24 price target.” Canaccord initiates Gold Fields as buy Canaccord says the gold company is well positioned. ” Gold Fields (GFI) is one of the top 10 gold producers globally with 10 operations and is headquartered in South Africa.” Morgan Stanley reiterates Walmart as overweight Morgan Stanley says Walmart is a “clear leader” in retail artificial intelligence. “AI use cases in Food Retail are accelerating, driving stronger sales growth and greater efficiencies. WMT a clear leader.” Evercore ISI downgrades Cisco to in line from outperform Evercore ISI downgraded the stock mainly on valuation. “We are downgrading Cisco to In Line as the stock is within 6% of our price target of $72. The stock has performed well recently with a +46% move over the last twelve months vs. +17% for the S & P.” Bank of America reinstates Surgery Partners as buy The firm moved to buy from no rating on the outpatient surgery company and says the stock is being unfairly punished. “We change our rating on SRGY to Buy from No Rating as we no longer believe that the stock is trading on deal speculation (on 6/17, SGRY rejected the buyout offer from Bain Capital).” Wolfe upgrades Texas Instruments to outperform from neutral Wolfe says it likes the company’s multiyear CapEx Plan. “We’re upgrading TXN from Peer Perform to Outperform and setting a $230 price target.” JPMorgan upgrades Nike to overweight from equal weight The firm says the turnaround is underway at Nike. “NKE is the global athletic market leader with diversification across product categories, geographies, and distribution, and we see the model at an inflection for revenue growth to re-accelerate into 2H26/FY27 following several quarters of franchise product lifecycle management & inventory liquidation headwinds.” Read more. Benchmark initiates Lionsgate Studios as buy The firm says it is bullish on shares of the movie studio company. “We are initiating coverage of Lionsgate Studios with a BUY rating and an $8.50 eighteen-month price target.” Stifel reiterates Microsoft as buy Stifel raised its price target on Microsoft to $550 per share from $500 ahead of earnings later this week. “Looking forward, we believe management’s prior expectation that supply/demand imbalances would linger beyond June will be further pushed out to F2H26, and we also expect FY26 capex commentary could likely exceed our./street estimates of ~$110B/$100B, respectively, echoing Alphabet’s commentary during earnings.” JPMorgan downgrades American Eagle to underweight from neutral The firm says the lifestyle retailer is showing signs of a “promotional overhang.” “Conversely, we downgrade AEO to Underweight – modeling 2Q SSS/EPS more/less in-line with guidance/Street flagging our 3Q25 EPS 12% below Consensus on elevated advertising investments Y/Y and potential promotional ‘overhang’ post 1H merchandising mis-execution with our FY26 EPS 15% below the Street.” Read more. Argus upgrades Las Vegas Sands to buy from neutral Argus says it likes Las Vegas Sands ‘ capital investments. “We expect the shares to rally now that the company has completed its capital investment programs.”