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Cogent Communications Holdings, Inc. planned insider sales

In the twelve months since 11 October 2025 insiders at Cogent Communications Holdings, Inc. filed 13 Form 144 notices of planned sales, 49,456 shares worth $970,815 at the time of filing, from 4 sellers. The latest, filed 2 September 2026: Thaddeus Weed (officer), 4,850 shares worth $45,445, planned for around 2 September 2026 through Morgan Stanley Smith Barney LLC Executive Financial Services.

FiledSellerRelationshipSharesValuePlanned saleBrokerHow acquiredFiling
2 September 2026Thaddeus WeedOfficer4,850$45,4452 September 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
16 June 2026Thaddeus WeedOfficer4,850$81,43516 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
9 June 2026Kilmer Henry WOfficer2,400$42,1259 June 2026Charles Schwab Corp.RSU VestingForm 144
28 May 2026Lewis H FERGUSONDirector2,800$57,00828 May 2026Benjamin F. Edwards & CoDirector CompensationForm 144
18 May 2026Sheryl Lynn KennedyDirector3,300$53,36714 May 2026RBC DOMINION SECURITIES INC.Director CompensationForm 144
5 March 2026Lewis H FERGUSONDirector2,206$50,8005 March 2026RBC WEALTH MANAGEMENTDirector CompensationForm 144
5 March 2026Kilmer Henry WOfficer2,400$55,2005 March 2026Charles Schwab Corp.RSU VestingForm 144
5 March 2026Sheryl Lynn KennedyDirector3,300$75,6005 March 2026RBC DOMINION SECURITIES INC.Director CompensationForm 144
5 March 2026Thaddeus WeedOfficer4,850$109,7565 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted StockForm 144
11 December 2025Thaddeus WeedOfficer7,300$175,12711 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesPerformance Shares; Restricted StockForm 144
3 December 2025Kilmer Henry WOfficer4,800$95,9523 December 2025Charles Schwab & CoRestricted Stock planForm 144
1 December 2025Lewis H FERGUSONDirector4,000$78,0001 December 2025RBC WEALTH MANAGEMENTDirector CompensationForm 144
12 November 2025Sheryl Lynn KennedyDirector2,400$51,00011 November 2025RBC DOMINION SECURITIES INC.Director CompensationForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Whether the sale happened shows up later on Form 4, on the insiders page.

Source

Form 144 filings on EDGAR for Cogent Communications Holdings, Inc.: the company's filing index, each notice read from its own XML.

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