Susan Y Kim - Net Worth and Insider Trading
Susan Y Kim Net Worth
The estimated net worth of Susan Y Kim is at least $1.9 Billion dollars as of 2025-03-27. Susan Y Kim is the Director, 10% Owner of Amkor Technology Inc and owns about 60,862,457 shares of Amkor Technology Inc (AMKR) stock worth over $1.1 Billion. Susan Y Kim is also the of GameStop Corp and owns about 32,927,600 shares of GameStop Corp (GME) stock worth over $784 Million. Details can be seen in Susan Y Kim'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 Susan Y Kim has not made any transactions after 2025-02-24 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Susan Y Kim
Susan Y Kim Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Susan Y Kim owns 2 companies in total, including Amkor Technology Inc (AMKR) , and GameStop Corp (GME) .
Click here to see the complete history of Susan Y Kim’s form 4 insider trades.
Insider Ownership Summary of Susan Y Kim
Ticker | Comapny | Transaction Date | Type of Owner |
---|---|---|---|
AMKR | Amkor Technology Inc | 2025-02-24 | director & 10 percent owner & other: Exhibit 99.1 |
GME | GameStop Corp | 2006-04-17 | 10 percent owner & other: See Exhibit 1 |
Susan Y Kim Latest Holdings Summary
Susan Y Kim currently owns a total of 2 stocks. Among these stocks, Susan Y Kim owns 60,862,457 shares of Amkor Technology Inc (AMKR) as of February 24, 2025, with a value of $1.1 Billion and a weighting of 59.18%. Susan Y Kim also owns 32,927,600 shares of GameStop Corp (GME) as of April 17, 2006, with a value of $784 Million and a weighting of 40.82%.
Latest Holdings of Susan Y Kim
Ticker | Comapny | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
AMKR | Amkor Technology Inc | 2025-02-24 | 60,862,457 | 18.67 | 1,136,302,072 |
GME | GameStop Corp | 2006-04-17 | 32,927,600 | 23.81 | 783,841,518 |
Holding Weightings of Susan Y Kim
Susan Y Kim Form 4 Trading Tracker
According to the SEC Form 4 filings, Susan Y Kim has made a total of 3 transactions in Amkor Technology Inc (AMKR) over the past 5 years, including 1 buys and 2 sells. The most-recent trade in Amkor Technology Inc is the acquisition of 869,565 shares on February 24, 2025, which cost Susan Y Kim around $19 Million.
According to the SEC Form 4 filings, Susan Y Kim has made a total of 0 transactions in GameStop Corp (GME) over the past 5 years. The most-recent trade in GameStop Corp is the sale of 80,000,000 shares on April 17, 2006, which brought Susan Y Kim around $466 Million.
Insider Trading History of Susan Y Kim
- 1
Susan Y Kim Trading Performance
GuruFocus tracks the stock performance after each of Susan Y Kim's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Susan Y Kim is -15.66%. GuruFocus also compares Susan Y Kim's trading performance to market benchmark return within the same time period. The performance of stocks bought by Susan Y Kim within 3 months outperforms 1 times out of 2 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Susan Y Kim's insider trading performs compared to the benchmark.
Susan Y Kim Ownership Network
Ownership Network List of Susan Y Kim
Ownership Network Relation of Susan Y Kim

Susan Y Kim Owned Company Details
What does Amkor Technology Inc do?
Who are the key executives at Amkor Technology Inc?
Susan Y Kim is the director & 10 percent owner & other: Exhibit 99.1 of Amkor Technology Inc. Other key executives at Amkor Technology Inc include Executive Vice President Kevin Engel , director & 10 percent owner & other: Exhibit 99.1 John T Kim , and director & 10 percent owner & other: Exhibit 99.1 James J Kim .
Amkor Technology Inc (AMKR) Insider Trades Summary
Over the past 18 months, Susan Y Kim made 1 insider transaction in Amkor Technology Inc (AMKR) with a net purchase of 869,565. Other recent insider transactions involving Amkor Technology Inc (AMKR) include a net sale of 203,125 shares made by Rutten Guillaume Marie Jean , a net sale of 16,300 shares made by Megan Faust , and a net sale of 15,130 shares made by Kevin Engel .
In summary, during the past 3 months, insiders sold 1,744,619 shares of Amkor Technology Inc (AMKR) in total and bought 4,347,825 shares, with a net purchase of 2,603,206 shares. During the past 18 months, 2,074,308 shares of Amkor Technology Inc (AMKR) were sold and 4,347,825 shares were bought by its insiders, resulting in a net purchase of 2,273,517 shares.
Amkor Technology Inc (AMKR)'s detailed insider trading history can be found in Insider Trading Tracker table.
Amkor Technology Inc Insider Transactions
Susan Y Kim Mailing Address
Above is the net worth, insider trading, and ownership report for Susan Y Kim. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Susan Y Kim's mailing address is: Paoli Pa 19301-9713.