What Lamar Advertising Company told the SEC could break it.

Lamar grows largely through acquisitions (50+ deals, ~$191.1M, in 2025) that face rising antitrust scrutiny as the outdoor-advertising industry consolidates; it must also distribute ≥90% of REIT taxable income and keep TRS (advertising-services/transit) operations arm's-length to avoid corporate income/excise taxes that would cut distributable cash.

“as the industry consolidates further, larger mergers and acquisitions may face substantial scrutiny under antitrust laws. These obstacles to our opportunistic acquisition strategy may have an adverse effect on our future financial results.”

Lamar's digital-platform growth strategy depends on deploying digital billboards; it may face increased deployment costs if the technological components used in its digital billboards rise in price or are in short supply, which could pressure margins and slow expansion.

“Additionally, we may experience increased costs related to our deployment of digital billboards, if the technological components used in our digital billboards increase in cost or if there are shortages of such components.”

Lamar's billboard revenue is spread across advertiser industries (Service ~19%, plus Health Care and others) with no individual tenant exceeding 2% of net billboard revenue — limiting single-customer risk but leaving results exposed to broad advertising-demand cyclicality across those end markets.

“The individual advertisers in these industries accounted for approximately 86% of our billboard advertising net revenues in the year ended December 31, 2025. No individual tenant accounted for more than 2% of our billboard advertising net revenues in that period.”