The momentum extended into Wednesday premarket trading, where Micron shares climbed to fresh 52-week highs after soaring 19.29% in the previous session, underscoring the market's aggressive bullish positioning around AI-driven memory demand.AI Memory Boom Drives Micron's Historic RallyMicron shares jumped as much as 19% after UBS raised its price forecast to a Street-high $1,625 from $535, implying a potential market value of roughly $1.8 trillion.UBS analyst Timothy Arcuri said AI is reshaping the memory-chip industry and driving a structural re-rating for Micron, Bloomberg reported on Tuesday.Arcuri, who has maintained a buy rating on Micron Technology since early 2020, said hyperscalers are increasingly willing to trade pricing concessions for long-term supply commitments and better visibility into future deployment costs.B. Riley Wealth chief market strategist Art Hogan said Micron sits "at the center" of the explosive growth in memory demand tied to AI data centers and next-generation computing workloads, Reuters reported on Tuesday.Micron Earnings & Analyst OutlookLooking further out, the next major catalyst for the stock arrives with the June 24, 2026 (estimated) earnings report.