William M Dempsey - Net Worth and Insider Trading
William M Dempsey Net Worth
The estimated net worth of William M Dempsey is at least $391,928 dollars as of 2025-05-08. William M Dempsey is the Director of Community Financial System Inc and owns about 7,015 shares of Community Financial System Inc (CBU) stock worth over $391,928. Details can be seen in William M Dempsey'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 William M Dempsey has not made any transactions after 2008-12-26 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of William M Dempsey
William M Dempsey Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, William M Dempsey owns 1 companies in total, including Community Financial System Inc (CBU) .
Click here to see the complete history of William M Dempsey’s form 4 insider trades.
Insider Ownership Summary of William M Dempsey
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
CBU | Community Financial System Inc | 2008-12-26 | director |
William M Dempsey Latest Holdings Summary
William M Dempsey currently owns a total of 1 stock. William M Dempsey owns 7,015 shares of Community Financial System Inc (CBU) as of December 26, 2008, with a value of $391,928.
Latest Holdings of William M Dempsey
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
CBU | Community Financial System Inc | 2008-12-26 | 7,015 | 55.87 | 391,928 |
Holding Weightings of William M Dempsey
William M Dempsey Form 4 Trading Tracker
According to the SEC Form 4 filings, William M Dempsey has made a total of 0 transactions in Community Financial System Inc (CBU) over the past 5 years. The most-recent trade in Community Financial System Inc is the sale of 1,000 shares on December 26, 2008, which brought William M Dempsey around $23,000.
Insider Trading History of William M Dempsey
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William M Dempsey Trading Performance
William M Dempsey Ownership Network
Ownership Network List of William M Dempsey
Ownership Network Relation of William M Dempsey

William M Dempsey Owned Company Details
What does Community Financial System Inc do?
Who are the key executives at Community Financial System Inc?
William M Dempsey is the director of Community Financial System Inc. Other key executives at Community Financial System Inc include President & Commercial Banking Jeffrey M Levy , EVP Financial Serv & Corp Dev Dimitar Karaivanov , and EVP and General Counsel Michael N Abdo .
Community Financial System Inc (CBU) Insider Trades Summary
Over the past 18 months, William M Dempsey made no insider transaction in Community Financial System Inc (CBU). Other recent insider transactions involving Community Financial System Inc (CBU) include a net sale of 12,901 shares made by Sally A Steele , a net sale of 7,723 shares made by Mark J. Bolus , and a net purchase of 2,000 shares made by Dimitar Karaivanov .
In summary, during the past 3 months, insiders sold 0 shares of Community Financial System Inc (CBU) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 25,697 shares of Community Financial System Inc (CBU) were sold and 2,640 shares were bought by its insiders, resulting in a net sale of 23,057 shares.
Community Financial System Inc (CBU)'s detailed insider trading history can be found in Insider Trading Tracker table.
Community Financial System Inc Insider Transactions
William M Dempsey Mailing Address
Above is the net worth, insider trading, and ownership report for William M Dempsey. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, William M Dempsey's mailing address is: Naples Fl 34103.