Financial Data and Key Metrics Changes - In calendar year 2025, the company achieved record revenues of $20.6 billion, up 27% year-over-year, with gross margin at 49.9%, the highest since the Novellus merger in 2012 [15][16] - Operating margin reached a record 34.1%, with operating profit dollars increasing 41% year-over-year to $7 billion [16] - Diluted earnings per share were $4.89, up 49% year-over-year, and revenue for the December quarter was a record $5.34 billion, marking the 10th consecutive quarter of revenue growth [16][17] Business Line Data and Key Metrics Changes - Foundry accounted for 59% of systems revenue in the December quarter, up from 35% in December 2024, while memory represented 34% of systems revenue [17] - DRAM revenue reached a record, accounting for 23% of systems revenue, up from 16% in the September quarter [17] - The Customer Support Business Group generated approximately $2 billion in revenue for the December quarter, up 12% sequentially [19] Market Data and Key Metrics Changes - The company expects the wafer fabrication equipment (WFE) market to be around $135 billion in 2026, with growth constrained by clean room space shortages [7][8] - China accounted for 35% of revenue in December, down from 43% in the prior quarter, while Taiwan and Korea saw increases to 20% each [19] - The company anticipates robust growth in investments across all device segments, particularly in DRAM and leading-edge foundry logic [8] Company Strategy and Development Direction - The company aims to double its revenue and profit over the next five years, focusing on expanding market share at every technology node [5][6] - Investments in manufacturing and R&D are being made to increase operational velocity in response to strong customer demand [6][12] - The company is transforming its R&D capabilities to stay ahead of technology transitions, utilizing velocity labs and digital twinning capabilities [13] Management's Comments on Operating Environment and Future Outlook - Management noted that the AI transformation is driving industry spending higher, with WFE expected to be weighted towards the second half of 2026 [8][27] - The company is confident in its ability to outperform and deliver long-term value for customers and shareholders, despite clean room space constraints [27] - Management highlighted the importance of technology transitions and the strong demand for greater compute and storage capabilities [8][58] Other Important Information - The company repurchased approximately 39 million shares at an average price of $104 per share in 2025, returning 85% of free cash flow to shareholders [23] - Capital expenditures for the December quarter were $261 million, driven by investments in manufacturing capacity and R&D [25] - The company ended the December quarter with approximately 19,700 full-time employees, an increase of about 300 from the prior quarter [25] Q&A Session Summary Question: Constraints on WFE due to fab readiness - Management declined to provide a specific number on how much constraints are costing the industry, noting that plans are fluid and clean room space is a significant challenge [30][31] Question: Impact of customer mix on gross margin - Management confirmed that the customer mix will be less favorable in the March quarter, impacting gross margin [35] Question: Supply chain and manufacturing ramp in Malaysia - Management emphasized the importance of manufacturing capability and the ongoing ramp-up in Malaysia, with a focus on customer needs [39] Question: DRAM market and 4F squared adoption - Management indicated that full volume production of 4F squared is expected towards the end of the decade, with Acara positioned well for this transition [48][49] Question: NAND market dynamics and capacity additions - Management expects NAND to be a growth area in 2026, with upgrades happening before significant capacity additions [51][52] Question: Share gain expectations for 2026 - Management plans to increase share of WFE this year, driven by technology transitions and strong demand [56][58] Question: Transition from NAND upgrades to greenfield capacity - Management anticipates that significant greenfield capacity additions will likely occur in 2027 or 2028 due to clean room space constraints [81]