SAN DIEGO--(BUSINESS WIRE)---- $CCOI #INTERNET--Robbins LLP informs stockholders that a class action was filed on behalf of all investors who purchased or otherwise acquired Cogent Communications Holdings, Inc. (NASDAQ: CCOI) securities between February 29, 2024 and May 2, 2026. Cogent is one of the largest carriers of internet traffic in the world.For more information, submit a form, email attorney Aaron Dumas, Jr., or give us a call at (800) 350-6003.The Allegations: Robbins LLP is Investigating Allegatio ...