The AI Data Center Race: 3 Stocks Cashing In Today and 1 Aiming to Next Year
Four companies are capitalizing on the AI-driven data center boom. Vertiv (NYSE:VRT) leads with strong cash flow and margins, while Digital Realty (NYSE:DLR) excels in leasing. Constellation Energy (NASDAQ:CEG) has long-term contracts, and Fermi (NASDAQ:FRMI) is pre-revenue but has secured a major lease. The Department of Energy projects data centers will account for up to 12% of U.S. electrical demand by 2028.
How this was made

The 30-second read
Why it matters
New financial metrics and guidance lifts for DLR, VRT, and CEG, plus a sizable lease for FRMI, constitute primary disclosures that can shift investor sentiment.
Market read
Fresh earnings and guidance for key AI‑infrastructure players provide actionable insight for sector‑focused traders.
What to watch
Constellation's nuclear contracts are long‑dated; any policy shifts on nuclear energy could materially affect its outlook.
Background
The article ranks four companies profiting from AI data‑center growth, providing fresh earnings, guidance and contract details for each.
Ticker impact
Fermi announced a 15‑year lease for 222 MW worth $6.5 bn and a convertible note raise of $416.8 m, with lease closing by 31 Oct 2026.
likely pressure as market prices in financing risk and lease‑close uncertainty
No revenue yet; large contract is future‑dated and financing still pending.
Constellation Energy raised FY26 operating‑earnings guidance to $11.50‑$12.50 per share and signed 920 MW of long‑term nuclear PPAs.
moderate upside as investors price higher FY earnings outlook
Guidance increase is new and material, though cash arrives years later.
Digital Realty reported record $707 m annualized base‑rent bookings and raised FY26 core FFO guidance to $8.00‑$8.10 per share after a $1.3 bn equity raise.
likely upside as market values higher cash‑flow outlook
New revenue guidance and capital raise are fresh, material data.
Vertiv posted 24.1% revenue growth to $3.27 bn, raised FY26 sales to $13.80‑$14.20 bn and EPS to $6.65‑$6.75, and saw free‑cash‑flow jump 234% to $925.3 m.
likely upside as investors absorb strong earnings and cash‑flow growth
First‑time reporting of these numbers makes the news highly actionable.
Market effects
Highlights accelerating demand for AI‑related power, cooling and data‑center capacity, supporting the broader AI infrastructure theme.
U.S. data‑center and power‑sector stocks may see increased investor interest ahead of the disclosed guidance updates.
Signals continued global capital allocation toward AI infrastructure, potentially influencing overseas power‑and‑data‑center players.
Counterpoint
Fermi's distant revenue timeline and financing risk could outweigh the headline contract value, keeping the stock under pressure.
Key entities
- CompanyFermi
Pre‑revenue power‑campus developer with a large AI‑cloud lease.
- CompanyConstellation Energy
Nuclear power producer with long‑term AI‑related PPAs.
- CompanyDigital Realty Trust
Data‑center REIT with record leasing activity.
- CompanyVertiv
Power and cooling equipment maker for data centers.



