American Tower (AMT)
Tower REIT expanding into edge data centers.
- Ticker: AMT
- Sector: dc operator (infrastructure)
- DC exposure tier: mid
American Tower (AMT) is a moderate-exposure data-center supply-chain name in the dc operator sector. Data Center Index tracks American Tower's capex history, project wins, and supplier exposure across the AI infrastructure buildout, refreshed daily from SEC filings and project announcements.
American Tower data center thesis
Tower REIT generating $4.85B in operating income with a small DC pivot via the 2021 CoreSite acquisition. DC segment grew to ~$0.94B revenue in 2025, but towers and international wireless still drive the consolidated business. Down 17.6% YoY as rate-sensitive REITs traded off and the DC growth optionality has yet to scale enough to move consolidated numbers.
Bull case
- CoreSite generates $0.94B in DC revenue with cloud on-ramps to AWS, Azure, GCP, small relative to the $11B+ tower business but a credible edge-compute optionality with 73.96% gross margins.
- Owns 224,000+ tower sites globally, best-in-class real-asset portfolio with contractual escalators that compound cash flow regardless of the AI cycle, a defensive backbone in any DC narrative drawdown.
- Edge-compute thesis benefits from any 5G/AI-inference latency push toward distributed compute; towers become potential edge DC sites, an optionality not in current FFO.
Bear case
- Down 17.6% YoY trades near 52-week lows, premium AFFO multiple compression as the REIT trade unwound in higher real rates, and a re-rating requires the DC segment to scale faster than current run-rate.
- DC business is <10% of consolidated revenue; buying AMT for AI exposure is paying for a tower carrier in disguise; pure-plays EQIX and DLR offer 10x cleaner DC exposure for the same dollar.
- Carrier consolidation (T-Mobile/DISH dynamics, Indian and African market churn) and tenant non-renewals continue to pressure US tower organic growth; the legacy business has to keep working for the DC option to matter.
Data center exposure rationale
CoreSite acquisition added DC colocation and cloud on-ramps, but US towers and international wireless still dominate consolidated revenue.
American Tower revenue and capex
In fiscal 2025, American Tower reported revenue of $935.9M, capital spending of $1.7B and operating income of $4.8B.
| Fiscal year | Revenue | Capex | Operating income |
|---|---|---|---|
| 2025 | $935.9M | $1.7B | $4.8B |
| 2024 | $774.6M | $1.6B | $4.5B |
| 2023 | $747.3M | $1.8B | $3.1B |
Recent American Tower news
- CVC DIF's Aurora Towers snaps up American Tower's Canadian business, DCD, 2026-08-28