3 AI Infrastructure Stocks Riding the Coming Power Crunch

Core Insights - The article highlights a critical shift in AI development where power supply has become the new bottleneck, surpassing chip availability as the limiting factor for growth [2] - Companies are focusing on building and optimizing infrastructure to support the energy demands of AI systems [2] Company Summaries Iren Ltd. - Iren Ltd. has transitioned from Bitcoin mining to high-performance computing, acquiring significant GPU fleets to support AI [5] - The company reported a 226% year-over-year revenue increase to $187 million in Q4 fiscal 2025, with improved gross margins from AI services [5] - Iren's diversification into both crypto mining and AI cloud services provides a cushion against market fluctuations, and its status as a Nvidia preferred partner ensures priority access to GPUs [6][7] Applied Digital - Applied Digital designs AI-optimized data centers, with its Polaris Forge campus planned to reach 1 gigawatt of capacity [8] - The company has secured a lease with CoreWeave, indicating demand for its facilities, but trades at a high valuation of approximately 34 times trailing sales [9] - The stock's valuation reflects both potential upside and risks associated with execution, including construction delays and cost overruns [10] Poet Technologies - Poet Technologies addresses the energy cost of data movement within data centers through its optical interposer platform, which uses light for communication [11] - The company has started generating modest revenue but continues to incur losses as it invests in R&D and manufacturing [12] - With a market cap under $500 million, the stock presents high-risk, high-reward potential, dependent on successful design wins [13] Investment Perspectives - For exposure to AI infrastructure, Iren is considered the most stable option due to its dual business model and existing capacity [14] - Applied Digital could yield high returns if it meets execution targets, but its current premium valuation poses risks [14] - Poet Technologies is viewed as a speculative investment with significant execution risks until it achieves revenue scale [14][15]