John S Chen - Net Worth and Insider Trading
John S Chen Net Worth
The estimated net worth of John S Chen is at least $28 Million dollars as of 2025-04-27. John S Chen is the Executive Chairman & CEO of BlackBerry Ltd and owns about 6,893,527 shares of BlackBerry Ltd (BB) stock worth over $23 Million. John S Chen is also the Director of The Walt Disney Co and owns about 50,313 shares of The Walt Disney Co (DIS) stock worth over $5 Million. Details can be seen in John S Chen'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 John S Chen has not made any transactions after 2023-11-03 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of John S Chen
John S Chen Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, John S Chen owns 3 companies in total, including BlackBerry Ltd (BB) , Wells Fargo & Co (WFC) , and CIT Group Inc (CIT) .
Click here to see the complete history of John S Chen’s form 4 insider trades.
Insider Ownership Summary of John S Chen
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
BB | BlackBerry Ltd | 2023-11-03 | director & Executive Chairman & CEO |
WFC | Wells Fargo & Co | 2009-10-01 | director |
CIT | CIT Group Inc | 2003-05-28 | director |
John S Chen Latest Holdings Summary
John S Chen currently owns a total of 2 stocks. Among these stocks, John S Chen owns 6,893,527 shares of BlackBerry Ltd (BB) as of November 3, 2023, with a value of $23 Million and a weighting of 83.69%. John S Chen also owns 50,313 shares of The Walt Disney Co (DIS) as of August 31, 2015, with a value of $5 Million and a weighting of 16.31%.
Latest Holdings of John S Chen
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
BB | BlackBerry Ltd | 2023-11-03 | 6,893,527 | 3.38 | 23,300,121 |
DIS | The Walt Disney Co | 2015-08-31 | 50,313 | 90.28 | 4,542,258 |
Holding Weightings of John S Chen
John S Chen Form 4 Trading Tracker
According to the SEC Form 4 filings, John S Chen has made a total of 5 transactions in BlackBerry Ltd (BB) over the past 5 years, including 0 buys and 5 sells. The most-recent trade in BlackBerry Ltd is the sale of 554,211 shares on November 3, 2023, which brought John S Chen around $2 Million.
According to the SEC Form 4 filings, John S Chen has made a total of 0 transactions in The Walt Disney Co (DIS) over the past 5 years. The most-recent trade in The Walt Disney Co is the sale of 6,000 shares on August 31, 2015, which brought John S Chen around $611,820.
Insider Trading History of John S Chen
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John S Chen Trading Performance
John S Chen Ownership Network
Ownership Network List of John S Chen
Ownership Network Relation of John S Chen

John S Chen Owned Company Details
What does BlackBerry Ltd do?
Who are the key executives at BlackBerry Ltd?
John S Chen is the director & Executive Chairman & CEO of BlackBerry Ltd. Other key executives at BlackBerry Ltd include President of IoT Mattias Eriksson , President of Cyber Security John Joseph Giamatteo , and Chief Gv Aff & Pub Pol Officer Marjorie Dickman .
BlackBerry Ltd (BB) Insider Trades Summary
Over the past 18 months, John S Chen made 1 insider transaction in BlackBerry Ltd (BB) with a net sale of 554,211. Other recent insider transactions involving BlackBerry Ltd (BB) include a net sale of 25,496 shares made by Marjorie Dickman , a net sale of 276,493 shares made by John Joseph Giamatteo , and a net sale of 54,123 shares made by Mattias Eriksson .
In summary, during the past 3 months, insiders sold 37,216 shares of BlackBerry Ltd (BB) in total and bought 0 shares, with a net sale of 37,216 shares. During the past 18 months, 1,062,281 shares of BlackBerry Ltd (BB) were sold and 35,000 shares were bought by its insiders, resulting in a net sale of 1,027,281 shares.
BlackBerry Ltd (BB)'s detailed insider trading history can be found in Insider Trading Tracker table.
BlackBerry Ltd Insider Transactions
John S Chen Mailing Address
Above is the net worth, insider trading, and ownership report for John S Chen. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, John S Chen's mailing address is: Dublin Ca 92563.