Steven B Ketchum - Net Worth and Insider Trading
Steven B Ketchum Net Worth
The estimated net worth of Steven B Ketchum is at least $478,506 dollars as of 2025-07-08. Steven B Ketchum is the Chief Scientific Officer of Amarin Corp PLC and owns about 28,305 shares of Amarin Corp PLC (AMRN) stock worth over $476,373. Steven B Ketchum is also the Director of Sunesis Pharmaceuticals Inc and owns about 401 shares of Sunesis Pharmaceuticals Inc (SNSS) stock worth over $2,133. Details can be seen in Steven B Ketchum'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 Steven B Ketchum has not made any transactions after 2023-12-12 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Steven B Ketchum
Steven B Ketchum Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Steven B Ketchum owns 3 companies in total, including Amarin Corp PLC (AMRN) , Sunesis Pharmaceuticals Inc (SNSS) , and Viracta Therapeutics Inc (VIRX) .
Click here to see the complete history of Steven B Ketchum’s form 4 insider trades.
Insider Ownership Summary of Steven B Ketchum
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
AMRN | Amarin Corp PLC | 2023-12-12 | Chief Scientific Officer |
SNSS | Sunesis Pharmaceuticals Inc | 2020-06-30 | director |
VIRX | Viracta Therapeutics Inc | 2019-06-28 | director |
Steven B Ketchum Latest Holdings Summary
Steven B Ketchum currently owns a total of 2 stocks. Among these stocks, Steven B Ketchum owns 28,305 shares of Amarin Corp PLC (AMRN) as of December 12, 2023, with a value of $476,373 and a weighting of 99.55%. Steven B Ketchum also owns 401 shares of Sunesis Pharmaceuticals Inc (SNSS) as of July 24, 2015, with a value of $2,133 and a weighting of 0.45%.
Latest Holdings of Steven B Ketchum
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
AMRN | Amarin Corp PLC | 2023-12-12 | 28,305 | 16.83 | 476,373 |
SNSS | Sunesis Pharmaceuticals Inc | 2015-07-24 | 401 | 5.32 | 2,133 |
Holding Weightings of Steven B Ketchum
Steven B Ketchum Form 4 Trading Tracker
According to the SEC Form 4 filings, Steven B Ketchum has made a total of 3 transactions in Amarin Corp PLC (AMRN) over the past 5 years, including 0 buys and 3 sells. The most-recent trade in Amarin Corp PLC is the sale of 1,707 shares on December 12, 2023, which brought Steven B Ketchum around $26,964.
According to the SEC Form 4 filings, Steven B Ketchum has made a total of 0 transactions in Sunesis Pharmaceuticals Inc (SNSS) over the past 5 years. The most-recent trade in Sunesis Pharmaceuticals Inc is the sale of 30 shares on July 24, 2015, which brought Steven B Ketchum around $21,999.
Insider Trading History of Steven B Ketchum
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Steven B Ketchum Trading Performance
Steven B Ketchum Ownership Network
Ownership Network List of Steven B Ketchum
Ownership Network Relation of Steven B Ketchum

Steven B Ketchum Owned Company Details
What does Amarin Corp PLC do?
Who are the key executives at Amarin Corp PLC?
Steven B Ketchum is the Chief Scientific Officer of Amarin Corp PLC. Other key executives at Amarin Corp PLC include EVP & President US Aaron Berg , director & See Remarks Patrick Holt , and SVP and CFO Thomas Charles Reilly .
Amarin Corp PLC (AMRN) Insider Trades Summary
Over the past 18 months, Steven B Ketchum made no insider transaction in Amarin Corp PLC (AMRN). Other recent insider transactions involving Amarin Corp PLC (AMRN) include a net purchase of 160,000 shares made by Aaron Berg , and a net purchase of 14,426 shares made by Patrick Holt .
In summary, during the past 3 months, insiders sold 0 shares of Amarin Corp PLC (AMRN) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Amarin Corp PLC (AMRN) were sold and 8,721 shares were bought by its insiders, resulting in a net purchase of 8,721 shares.
Amarin Corp PLC (AMRN)'s detailed insider trading history can be found in Insider Trading Tracker table.
Amarin Corp PLC Insider Transactions
Steven B Ketchum Mailing Address
Above is the net worth, insider trading, and ownership report for Steven B Ketchum. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Steven B Ketchum's mailing address is: Palo Alto Ca 94303.