Dave Schaeffer - Net Worth and Insider Trading
Dave Schaeffer Net Worth
The estimated net worth of Dave Schaeffer is at least $167 Million dollars as of 2025-07-23. Dave Schaeffer is the CHAIRMAN, CEO, AND PRESIDENT of Cogent Communications Holdings Inc and owns about 3,356,721 shares of Cogent Communications Holdings Inc (CCOI) stock worth over $167 Million. Details can be seen in Dave Schaeffer's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Dave Schaeffer has not made any transactions after 2025-06-16 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Dave Schaeffer
Dave Schaeffer Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Dave Schaeffer owns 1 companies in total, including Cogent Communications Holdings Inc (CCOI) .
Click here to see the complete history of Dave Schaeffer’s form 4 insider trades.
Insider Ownership Summary of Dave Schaeffer
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
CCOI | Cogent Communications Holdings Inc | 2025-06-16 | director & 10 percent owner & Chairman & President & CEO |
Dave Schaeffer Latest Holdings Summary
Dave Schaeffer currently owns a total of 1 stock. Dave Schaeffer owns 3,356,721 shares of Cogent Communications Holdings Inc (CCOI) as of June 16, 2025, with a value of $167 Million.
Latest Holdings of Dave Schaeffer
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
CCOI | Cogent Communications Holdings Inc | 2025-06-16 | 3,356,721 | 49.82 | 167,231,840 |
Holding Weightings of Dave Schaeffer
Dave Schaeffer Form 4 Trading Tracker
According to the SEC Form 4 filings, Dave Schaeffer has made a total of 45 transactions in Cogent Communications Holdings Inc (CCOI) over the past 5 years, including 0 buys and 45 sells. The most-recent trade in Cogent Communications Holdings Inc is the sale of 70,000 shares on June 16, 2025, which brought Dave Schaeffer around $3 Million.
Insider Trading History of Dave Schaeffer
- 1
Dave Schaeffer Trading Performance
Dave Schaeffer Ownership Network
Ownership Network List of Dave Schaeffer
Ownership Network Relation of Dave Schaeffer

Dave Schaeffer Owned Company Details
What does Cogent Communications Holdings Inc do?
Who are the key executives at Cogent Communications Holdings Inc?
Dave Schaeffer is the director & 10 percent owner & Chairman & President & CEO of Cogent Communications Holdings Inc. Other key executives at Cogent Communications Holdings Inc include VP & Controller Thaddeus Gerard Weed , VP of IP Engineering Henry W Kilmer , and Chief Revenue Officer James Bubeck .
Cogent Communications Holdings Inc (CCOI) Insider Trades Summary
Over the past 18 months, Dave Schaeffer made 35 insider transaction in Cogent Communications Holdings Inc (CCOI) with a net sale of 1,604,000. Other recent insider transactions involving Cogent Communications Holdings Inc (CCOI) include a net sale of 22,000 shares made by Thaddeus Gerard Weed , a net sale of 13,600 shares made by James Bubeck , and a net sale of 16,800 shares made by Henry W Kilmer .
In summary, during the past 3 months, insiders sold 1,051,050 shares of Cogent Communications Holdings Inc (CCOI) in total and bought 0 shares, with a net sale of 1,051,050 shares. During the past 18 months, 1,685,722 shares of Cogent Communications Holdings Inc (CCOI) were sold and 10,000 shares were bought by its insiders, resulting in a net sale of 1,675,722 shares.
Cogent Communications Holdings Inc (CCOI)'s detailed insider trading history can be found in Insider Trading Tracker table.
Cogent Communications Holdings Inc Insider Transactions
Dave Schaeffer Mailing Address
Above is the net worth, insider trading, and ownership report for Dave Schaeffer. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Dave Schaeffer's mailing address is: Washington Dc 20037.