CCOI Stock: Insider Activity, Filings & Research

Cogent Communications Holdings, Inc. (CCOI)Drillr’s hub for CCOI insider activity, SEC filings, earnings signals and AI research. Over the trailing 3 months, CCOI insiders filed 0 open-market buys and 3 sales (SEC Form 4).

CCOI insider trading activity (SEC Form 4)

Sentiment
0/100
Buys (3m)
0
Sells (3m)
3
Net (3m)
-$166.6K
Insider trades by month Buys Sells
Aug
Sep
Nov
Dec
Mar
May
Context3-month price -29%Institutions mixed (13F)
DateInsiderTypeSharesPrice
May 28, 2026FERGUSON Lewis HdirectorSell2,800$20.36
May 18, 2026Kennedy Sheryl LynndirectorSell3,300$16.22
May 4, 2026SCHAEFFER DAVEdirector, officer: CHAIRMAN, CEO, AND PRESIDENTGrant1,000,000
Mar 31, 2026Montagner MarcdirectorGrant3,445
Mar 31, 2026Howard Eve NdirectorGrant3,445
Mar 31, 2026de Sa PauldirectorGrant3,445
Mar 31, 2026BROOKS STEVEN DdirectorGrant3,445
Mar 31, 2026Howell Deneen CdirectorGrant3,445
Mar 31, 2026Kennedy Sheryl LynndirectorGrant3,445
Mar 31, 2026FERGUSON Lewis HdirectorGrant3,445
Mar 9, 2026KILMER HENRY Wofficer: VP OF NETWORK STRATEGYSell2,400$23.35
Mar 5, 2026Kennedy Sheryl LynndirectorSell3,300$22.99
Mar 5, 2026WEED THADDEUS GERARDofficer: VICE PRESIDENT, CFOSell4,850$22.63
Mar 5, 2026FERGUSON Lewis HdirectorSell2,206$23.03
Jan 5, 2026de Sa PauldirectorGrant3,388

Source: CCOI SEC Form 4 filings, latest May 28, 2026. For informational purposes only — not investment advice.

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