Cogent, Tetra Tech, Lumen, EPAM, and ASGN Shares Are Falling, What You Need To Know

Shares of Cogent, Tetra Tech, Lumen, EPAM, and ASGN are falling following the Trump administration’s announcement of new global tariffs, reigniting trade policy uncertainty. This move, invoking the Trade Act of 1974, imposes a temporary 15% global tariff, creating uncertainty for companies reliant on international supply chains. Investors are assessing the impact on corporate earnings, with Cogent Communications specifically experiencing significant volatility after recent disappointing Q4 2025 financial results showing declining revenue and cash burn.