Steve Grasso on whether it's still worth buying Western Digital after this year's big gains

Group 1: Company Performances - Western Digital has seen a remarkable increase of nearly 300% this year, benefiting from its focus on the flash business and demand from hyperscalers [1][3] - Palantir has risen by 141%, with 45% to 55% of its revenues linked to government contracts, indicating potential for continued growth [1][5] - Caterpillar has increased by over 50%, driven by opportunities in AI data centers and infrastructure spending, with 50% of its revenues reliant on AI data sets [1][7] Group 2: Valuation and Market Sentiment - Concerns about Western Digital's valuation are noted, as it trades at 25 times trailing earnings, which is historically higher than the mid-teens [3] - There is a suggestion to wait for a potential price correction in Western Digital before investing further [4] - Palantir's high margins of around 90% suggest strong profitability, but caution is advised regarding its future performance [8] Group 3: Industry Trends - The ongoing AI data center frenzy is a significant factor for both Caterpillar and Western Digital, with expectations of continued demand in 2026 and beyond [7] - Deregulation and infrastructure spending are also highlighted as positive factors for Caterpillar's growth [7]