DS
Insider
Dave Schaeffer
CHAIRMAN, CEO, AND PRESIDENTDave Schaeffer (CHAIRMAN, CEO, AND PRESIDENT) filed 27 Form 4 reports in the past 24 months (0 purchases, 27 sales), most often in CCOI. The largest single filing was $60.0M of CCOI (1,840,669 sh × $32.60, as filed), executed Aug 7 2025.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
27
0 buys · 27 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$141.6M
shares × price, as filed
Last traded
Aug 8 2025
Filed Aug 11 2025
Volume by month
Buys $0
Sells $141.6M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Not on file
27 filings
Sector per market data · by filing · past 24 months
Most traded names
CCOI
CCOI
CCOI · 0 buys · 27 sells
27 filings
Recent filings
CCOISALE
COGENT COMMUNICATIONS HOLDINGS, INC.
View filing →
$2.7M54,000 sh across 2 lots
Exec May 12 2025
Filed May 14 2025 · 5:30 PM ET CCOISALE COGENT COMMUNICATIONS HOLDINGS, INC. View filing → $4.3M
60,000 sh × $71.77
Exec Mar 4 2025
Filed Mar 5 2025 · 5:30 PM ET CCOISALE COGENT COMMUNICATIONS HOLDINGS, INC. View filing → $5.0M
60,000 sh across 2 lots
Exec Nov 25 2024
Filed Nov 27 2024 · 5:30 PM ET CCOISALE COGENT COMMUNICATIONS HOLDINGS, INC. View filing → $4.7M
65,000 sh × $71.75
Exec Sep 10 2024
Filed Sep 11 2024 · 5:30 PM ET