Both Generac (GNRC) and Caterpillar (CAT) are capitalizing on AI data center expansion through power generation equipment. Generac secured a $2.4 billion Amazon supply deal with a $1.6 billion backlog, while Caterpillar reported 72% growth in power generation sales to users and a $72 billion total backlog. Despite GNRC's attractive 16.78X forward P/E valuation versus CAT's 22.98X, analysts favor CAT for its diversified business, robust backlog, and stronger financial flexibility.

Caterpillar allocated $10 million to North Carolina as part of its 'Building the Future Workforce' Initiative and plans to invest approximately $1 billion in a new manufacturing facility in Sanford, NC for compact track loaders and telehandlers production. The company's stock has gained 36% over the past year, with 2026 and 2027 earnings estimates rising over the past 60 days.

Caterpillar (CAT) closed at $739.57, down 1.26% in the latest session and underperforming the S&P 500. The stock has declined 4.31% over the past month. However, analysts project strong earnings growth of 40.4% EPS and 14.36% revenue growth for the upcoming quarter, with full-year estimates showing +44.23% earnings and +17.47% revenue growth. CAT currently holds a Zacks Rank #3 (Hold) rating with a Forward P/E of 27.25, trading at a premium to its industry average.

Markets showed mixed performance on October 15, 2026, as concerns over AI debt and capital costs triggered a semiconductor sell-off. The Dow rose 0.82% while the Nasdaq fell 0.36%. Inflation data and CoreWeave's elevated bond yields (15%) spooked investors, though Nvidia's CEO attempted to restore confidence. AI stocks comprise 40% of the S&P 500, making diversification critical for investors.

Generac Holdings maintains its $350 million 2026 free cash flow forecast while increasing capital spending to 4.5% of sales to expand production capacity for its booming data center business. The company has secured $1.6 billion in data center backlog and two multi-year supply agreements, with capital investments expected to pay back in under 12 months. Competitors Caterpillar and Cummins are also benefiting from strong data center power demand.

Caterpillar has attracted investor attention with strong earnings growth expectations of +40.4% for the current quarter and +44.2% for the fiscal year. The company has consistently beaten consensus estimates and shows solid revenue growth projections. However, it carries a Zacks Rank #3 (Hold) rating and trades at a premium valuation (Grade D) compared to peers, suggesting it may perform in line with the broader market in the near term.

The Fidelity MSCI Industrials Index ETF (FIDU) is a passively managed ETF offering broad exposure to the industrials sector with a low expense ratio of 0.08%, $2.2 billion in assets, and a Zacks ETF Rank of 2 (Buy). The fund has returned 9.18% year-to-date and 11.27% over the past year, with a beta of 1.03 and 368 holdings providing diversification.

The iShares U.S. Infrastructure ETF (IFRA) is a passively managed fund with $4.02 billion in assets, offering broad exposure to the Utilities-Infrastructure sector with a low 0.3% expense ratio and 1.78% dividend yield. The fund has returned 9.88% year-to-date and 11.46% over the past year, with top holdings including Union Pacific, NextEra Energy, and Caterpillar. Alternative infrastructure ETFs like GRID and PAVE are also available for investor consideration.

Three technology and industrial stocks with AI tailwinds offer dividend payouts to income-focused investors. Broadcom has entered the AI race with strong cash generation and a 12.7% five-year dividend growth rate. Vertiv provides data center infrastructure solutions with modest yield. Caterpillar powers data centers with reciprocating engines and holds Dividend Aristocrat status.

The article compares two industrial stocks: Caterpillar, a construction and mining equipment titan with record backlog and growing dividends, versus Corning, a materials science leader benefiting from AI data center demand. While Caterpillar offers proven industrial exposure with reliable income, Corning's optical communications business is growing over 30% year-over-year with ambitious revenue targets of $20B by end-2026, $30B by 2028, and $40B by 2030. The author recommends Corning for patient investors seeking exposure to AI infrastructure growth.

Caterpillar (CAT) added $5.4 billion in first-half 2026 revenues from volume growth, with Construction Industries leading at $3.21 billion and Power & Energy contributing $1.58 billion. The company raised its 2026 sales growth forecast to mid-to-high teens, driven by strength across all three segments including infrastructure spending, data center demand, and mining activity.

Wabtec Corporation (WAB) secured a $700M+ services contract with Guinea's TransGuinean Railway, bringing its Simandou-related business beyond $1.2 billion. The company reported 17.5% revenue growth and a 41.7% surge in multi-year backlog to $30.93 billion in Q2 2026. However, its 23.4X forward P/E valuation premium and 41.6% annual stock gain raise concerns about execution risks and limited room for setbacks.