Micron Technology Inc (NASDAQ:MU) shares briefly surpassed a $1 trillion market capitalization on Tuesday for the first time, following a sharp rally driven by a major bullish call from UBS, which more than tripled its price target on the memory chip maker.
Shares of Micron were up 17% at $880 in afternoon trading, pushing the company’s valuation above the trillion-dollar threshold intraday before easing back below the level later in the session.
Oklo (NYSE:OKLO) shares jumped on Tuesday after the company said it has been selected by the US Department of Energy (DOE) for advanced negotiations under the Surplus Plutonium Utilization Program, a federal initiative aimed at converting designated surplus plutonium into fuel for advanced nuclear reactors.
The program is designed to make surplus plutonium available to selected industry participants, subject to US security, safeguards and material accountability requirements, and enable its conversion into reactor fuel as part of broader advanced nuclear development efforts. Oklo was selected alongside four other advanced nuclear companies.
Montero Mining and Exploration Ltd (TSX-V:MON, OTC:MXTRF) has finalized an initial first-pass drill program at its Elvira gold project in Chile, targeting what the company interprets as a large, vertically zoned hydrothermal system with both epithermal gold and deeper porphyry copper-gold potential.
The program follows an integrated review of geological, geochemical and geophysical datasets and reinterpretation of previous drilling and historical public-domain information.
Ferrari (NYSE:RACE) shares fell 4.6% on Tuesday after the Italian automaker unveiled its first fully electric vehicle, the Luce, drawing criticism over its design and questions about the model's departure from the brand's identity.
The four-door Luce, whose name is Italian for "light," was developed in collaboration with former Apple design chief Jony Ive and his creative collective LoveFrom.
Autozone Inc (NYSE:AZO) reported fiscal third quarter earnings that topped Wall Street expectations, but revenue came in slightly below forecasts, sending the company’s shares down more than 10% in early trade on Tuesday.
The auto parts retailer posted adjusted earnings per share of $38.07 for the quarter ended May 9, ahead of the consensus estimate of $36.22.
Shares Poolbeg Pharma PLC (AIM:POLB, OTC:POLBF, FRA:POLBF), the clinical-stage biopharmaceutical company, were up 9% following the positive outcome of a pre-investigational new drug meeting with the US Food and Drug Administration (FDA) for lead asset POLB 001.
Cavendish reiterated its 'buy' rating and 19p target price, noting the FDA discussions de-risk the overall development programme by ensuring that the regulator agrees, at least in principle, that the data produced through the clinical programme could support approval.
Clinch Resources (TSX:CLCH) has acquired and delivered its first Caterpillar HW 300 Highwall Miner to its Lanes Branch surface operation in West Virginia, with a second unit scheduled for delivery in the coming months.
The highwall miner will be deployed across the company's ARI project in southern West Virginia, targeting metallurgical coal resources that would otherwise be uneconomic to recover through conventional methods.
Shares in Sancus Lending Group, the AIM-listed specialist lender, fell 12% to 1.1p after the company said first-half profitability is below management expectations despite a sharp increase in revenue.
Revenue for the four months to 30 April 2026 rose 44.1% to £8.5 million from £5.9 million in the same period last year, driven by the UK and Irish businesses.
Sound Energy PLC (AIM:SOU, OTC:SNEGF), the transition energy company, has agreed to sell its remaining 20% interest in the Tendrara gas development in Morocco to Managem, the Casablanca-listed mining group, in a deal that will leave it with $11 million of cash.
Shares in Sound Energy fell 33% to 3.13p following the announcement.
Shares in Melrose Industries PLC (LSE:MRO, OTC:MLSPF) fell as much 7% after a chemical incident at a GKN Aerospace facility in California triggered mass evacuations and warnings from emergency crews that a storage tank risked exploding.
Authorities said the wider crisis was not yet over, however, warning there remained a risk of a smaller explosion or chemical leak. Evacuation orders were reduced but still covered around 16,000 residents.
Mining stocks climbed on Tuesday as investors returned to metals after sharp gains in gold, silver and copper prices driven by hopes of easing geopolitical tensions in the Middle East.
Endeavour Mining PLC (LSE:EDV) led the FTSE 100 risers, up 3.5%, while Rio Tinto Ltd (LSE:RIO) gained 2.3%, Glencore PLC (LSE:GLEN) rose 2.2%, Antofagasta PLC (LSE:ANTO) 1.9%, Anglo American PLC (LSE:AAL) 1.4% and Fresnillo PLC (LSE:FRES) 0.8%.
Oil giants Shell PLC (LSE:SHEL, NYSE:SHEL) and BP PLC (LSE:BP.) were a major brake on the progress of the FTSE 100 in early trading after the long weekend, as investors reacted to a sharp fall in oil prices the previous day.
Brent crude, which dropped from $107 a barrel last Thursday to below $96 on Monday, rebounded 2% on Tuesday to trade at $98.22 a barrel after fresh US and Israeli strikes on southern Iran raised fears that a fragile ceasefire could yet unravel.