The Market LogEnter at least 2 characters. Company and ticker searches are not case-sensitive.

Company profile

COGENT COMMUNICATIONS HOLDINGS, INC. insider acquisitions

Company CIK 0001158324 · Reported insider acquisitions and filing context.

Company filings at SEC ↗
CCOI · Nasdaq

These are company listings. A transaction is linked to a particular security only when the filing provides enough information.

Company activity summary

By transaction date, as of October 22, 2026.

7 days30 days90 daysOverlapping periods · securities and currencies kept separate

No records are loaded for this 30-day transaction window. This does not establish that no transactions occurred.

Known purchase value sums available amounts for non-derivative purchases only. Missing amounts are excluded. “Currency not specified” does not establish that the amounts share a currency. These summaries use all matching loaded records, while the timeline below covers only the current page.

Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.WEED THADDEUS GERARDWEED THADDEUS GERARDSCHAEFFER DAVESCHAEFFER DAVEChang John B.Chang John B.KILMER HENRY WKILMER HENRY WWEED THADDEUS GERARD · December 31, 2025 · Stock award · common stockWEED THADDEUS GERARD · December 31, 2025 · Stock award · common stockSCHAEFFER DAVE · December 31, 2025 · Gift received · common stockSCHAEFFER DAVE · December 31, 2025 · Stock award · common stockWEED THADDEUS GERARD · December 1, 2025 · Stock award · common stockChang John B. · December 1, 2025 · Stock award · common stockKILMER HENRY W · December 1, 2025 · Other acquisition · common stockDec 1, 2025Dec 31, 2025
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

7 dated transactions · 4 of 4 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Dec 31, 2025COGENT COMMUNICATIONS HOLDINGS, INC.common stockWEED THADDEUS GERARDStock award
Dec 31, 2025COGENT COMMUNICATIONS HOLDINGS, INC.common stockWEED THADDEUS GERARDStock award
Dec 31, 2025COGENT COMMUNICATIONS HOLDINGS, INC.common stockSCHAEFFER DAVEGift received
Dec 31, 2025COGENT COMMUNICATIONS HOLDINGS, INC.common stockSCHAEFFER DAVEStock award
Dec 1, 2025COGENT COMMUNICATIONS HOLDINGS, INC.common stockWEED THADDEUS GERARDStock award
Dec 1, 2025COGENT COMMUNICATIONS HOLDINGS, INC.common stockChang John B.Stock award
Dec 1, 2025COGENT COMMUNICATIONS HOLDINGS, INC.common stockKILMER HENRY WOther acquisition

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Share price & reported acquisitions

Daily closing prices from a separate source. The date window above also filters prices; reporting-owner and transaction-type selections filter the markers.

Price history is not available

Market-price history is not connected yet.

CCOI · Currency not specified. A marker uses that day's closing price, not the reported transaction price. No price is substituted for a missing trading day.

Reported acquisitions

Filing-date filters apply to the list and timeline. The summary above uses transaction dates.

Reset
Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedReporting ownersType / securityQuantityPrice / reference valueDetails
Trade:
WEED THADDEUS GERARDVICE PRESIDENT, CFO
Stock awardcommon stockNon-derivative security · Code A100,0000Value: 0Currency not specifiedView ↗
Trade:
WEED THADDEUS GERARDVICE PRESIDENT, CFO
Stock awardcommon stockNon-derivative security · Code A19,4000Value: 0Currency not specifiedView ↗
Trade:
SCHAEFFER DAVECHAIRMAN, CEO, AND PRESIDENT · Director
Gift receivedcommon stockNon-derivative security · Code G229,6570Value: 0Currency not specifiedView ↗
Trade:
SCHAEFFER DAVECHAIRMAN, CEO, AND PRESIDENT · Director
Stock awardcommon stockNon-derivative security · Code A229,6570Value: 0Currency not specifiedView ↗
Trade:
WEED THADDEUS GERARDVICE PRESIDENT, CFO
Stock awardcommon stockNon-derivative security · Code A2,4000Value: 0Currency not specifiedView ↗
Trade:
Chang John B.VP & CHIEF LEGAL OFFICER
Stock awardcommon stockNon-derivative security · Code A2,4000Value: 0Currency not specifiedView ↗
Trade:
KILMER HENRY WVP OF NETWORK STRATEGY
Other acquisitioncommon stockNon-derivative security · Code S2,4000Value: 0Currency not specifiedView ↗

Reporting owners are associated with a filing. Jointly reported amounts are not allocated to individual owners. Historical coverage is still being built. Read the methodology →