Block & Leviton probes Cogent Communications for possible securities violations after stock drops 30%.

Block & Leviton is investigating Cogent Communications Holdings, Inc. for potential securities law violations following a more than 30% drop in its stock price on May 4, 2026. The decline came after the company reported a sequential decrease in service revenue for the first quarter, contradicting earlier claims of revenue growth. The law firm is exploring whether Cogent misled investors and may pursue legal action to recover losses for affected shareholders. Investors who suffered losses are encouraged to contact Block & Leviton for assistance, and whistleblowers with information can also reach out for potential rewards.