Recent Filings (10)

• Mar 31, 2026Form 4COGENT COMMUNICATIONS HOLDINGS, INC.+3,445 sh
• Mar 5, 2026Form 4COGENT COMMUNICATIONS HOLDINGS, INC.-2,206 sh
• Jan 5, 2026Form 4COGENT COMMUNICATIONS HOLDINGS, INC.+3,388 sh
• Dec 2, 2025Form 4COGENT COMMUNICATIONS HOLDINGS, INC.-4,000 sh
• Oct 2, 2025Form 4COGENT COMMUNICATIONS HOLDINGS, INC.+2,395 sh
• Jul 1, 2025Form 4COGENT COMMUNICATIONS HOLDINGS, INC.+1,968 sh
• May 29, 2025Form 4COGENT COMMUNICATIONS HOLDINGS, INC.-1,100 sh
• Mar 31, 2025Form 4COGENT COMMUNICATIONS HOLDINGS, INC.+1,352 sh
• Mar 13, 2025Form 4COGENT COMMUNICATIONS HOLDINGS, INC.-956 sh
• Jan 3, 2025Form 4COGENT COMMUNICATIONS HOLDINGS, INC.+1,254 sh