John J Stack - Net Worth and Insider Trading
John J Stack Net Worth
The estimated net worth of John J Stack is at least $155,360 dollars as of 2025-07-23. John J Stack is the Director of Ally Financial Inc and owns about 4,000 shares of Ally Financial Inc (ALLY) stock worth over $155,360. Details can be seen in John J Stack'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 J Stack has not made any transactions after 2014-07-17 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of John J Stack
John J Stack Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, John J Stack owns 1 companies in total, including Ally Financial Inc (ALLY) .
Click here to see the complete history of John J Stack’s form 4 insider trades.
Insider Ownership Summary of John J Stack
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
ALLY | Ally Financial Inc | 2014-07-17 | director |
John J Stack Latest Holdings Summary
John J Stack currently owns a total of 1 stock. John J Stack owns 4,000 shares of Ally Financial Inc (ALLY) as of July 17, 2014, with a value of $155,360.
Latest Holdings of John J Stack
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
ALLY | Ally Financial Inc | 2014-07-17 | 4,000 | 38.84 | 155,360 |
Holding Weightings of John J Stack
John J Stack Form 4 Trading Tracker
According to the SEC Form 4 filings, John J Stack has made a total of 0 transactions in Ally Financial Inc (ALLY) over the past 5 years. The most-recent trade in Ally Financial Inc is the sale of 0 shares on July 17, 2014, which brought John J Stack around $0.
Insider Trading History of John J Stack
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John J Stack Trading Performance
John J Stack Ownership Network
Ownership Network List of John J Stack
Ownership Network Relation of John J Stack

John J Stack Owned Company Details
What does Ally Financial Inc do?
Who are the key executives at Ally Financial Inc?
John J Stack is the director of Ally Financial Inc. Other key executives at Ally Financial Inc include Chief Financial Officer Russell E. Hutchinson , Chief HR & Corp Citizenship Kathleen L. Patterson , and Chief Legal & Corp Affairs Hope Mehlman .
Ally Financial Inc (ALLY) Insider Trades Summary
Over the past 18 months, John J Stack made no insider transaction in Ally Financial Inc (ALLY). Other recent insider transactions involving Ally Financial Inc (ALLY) include a net purchase of 27,300 shares made by Russell E. Hutchinson , a net purchase of 25,634 shares made by Michael George Rhodes , and a net sale of 8,000 shares made by Stephanie N Richard .
In summary, during the past 3 months, insiders sold 8,000 shares of Ally Financial Inc (ALLY) in total and bought 0 shares, with a net sale of 8,000 shares. During the past 18 months, 8,000 shares of Ally Financial Inc (ALLY) were sold and 52,934 shares were bought by its insiders, resulting in a net purchase of 44,934 shares.
Ally Financial Inc (ALLY)'s detailed insider trading history can be found in Insider Trading Tracker table.
Ally Financial Inc Insider Transactions
John J Stack Mailing Address
Above is the net worth, insider trading, and ownership report for John J Stack. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, John J Stack's mailing address is: Detroit Mi 48265.