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March 30, 2026 01:23 ET | Source: Portnoy Law

Cogent Communications Holdings, Inc. Investigated by the Portnoy Law Firm

LOS ANGELES, March 30, 2026 (GLOBE NEWSWIRE) -- The Portnoy Law Firm advises Cogent Communications Holdings, Inc., (“Cogent" or the "Company") (NASDAQ:CCOI) investors that the firm has initiated an...
February 20, 2026 17:44 ET | Source: Robbins Geller Rudman & Dowd LLP

Investigation Launched into Cogent Communications Holdings, Inc. (CCOI), Attorneys Encourage Investors and Potential Witnesses to Contact Law Firm – RGRD Law

The law firm of Robbins Geller is investigating potential violations of U.S. federal securities laws involving Cogent Communications Holdings, Inc.
January 27, 2026 16:10 ET | Source: Robbins Geller Rudman & Dowd LLP

CCOI INVESTIGATION: Investigation Launched into Cogent Communications Holdings, Inc., Attorneys Encourage Investors and Potential Witnesses to Contact RGRD Law

The law firm of Robbins Geller is investigating potential violations of U.S. federal securities laws involving Cogent Communications Holdings, Inc.
December 24, 2025 06:05 ET | Source: Robbins Geller Rudman & Dowd LLP

CCOI INVESTIGATION ALERT: Robbins Geller Rudman & Dowd LLP Launches Investigation into Cogent Communications Holdings, Inc., and Encourages Investors and Potential Witnesses to Contact Law Firm

The law firm of Robbins Geller is investigating potential violations of U.S. federal securities laws involving Cogent Communications Holdings, Inc.
December 23, 2025 07:30 ET | Source: Robbins Geller Rudman & Dowd LLP

CCOI INVESTIGATION ALERT: Investigation Launched into Cogent Communications Holdings, Inc., Attorneys Encourage Investors and Potential Witnesses to Contact Law Firm

The law firm of Robbins Geller is investigating potential violations of U.S. federal securities laws involving Cogent Communications Holdings, Inc.
June 01, 2022 06:00 ET | Source: Morris Kandinov, LLP

SHAREHOLDER ALERT: Morris Kandinov Investigating STON, HMTV, PGNY, and CCOI; Shareholders are Encouraged to Contact the Firm

SAN DIEGO, June 01, 2022 (GLOBE NEWSWIRE) -- National law firm Morris Kandinov is investigating the actions of the officers and board of directors of StoneMor Inc., Hemisphere Media Group, Inc.,...