Sum Kwong Yip, Derek - Net Worth and Insider Trading
Sum Kwong Yip, Derek Net Worth
The estimated net worth of Sum Kwong Yip, Derek is at least $3.2 Billion dollars as of 2025-05-20. Sum Kwong Yip, Derek is the 2201 Interest of corporation controlled by you of Jacobson Pharma Corp Ltd and owns about 1,398,538,000 shares of Jacobson Pharma Corp Ltd (HKSE:02633) stock worth over $1.8 Billion. Sum Kwong Yip, Derek is the 2201 Interest of corporation controlled by you of JBM (Healthcare) Ltd and owns about 588,723,346 shares of JBM (Healthcare) Ltd (HKSE:02161) stock worth over $1.4 Billion. Sum Kwong Yip, Derek is also the 2307 Founder of a discretionary trust who can infl of Tycoon Group Holdings Ltd and owns about 150,590,000 shares of Tycoon Group Holdings Ltd (HKSE:03390) stock worth over $69 Million. Details can be seen in Sum Kwong Yip, Derek'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 Sum Kwong Yip, Derek has not made any transactions after 2025-04-29 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Sum Kwong Yip, Derek
Sum Kwong Yip, Derek Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Sum Kwong Yip, Derek owns 3 companies in total, including Jacobson Pharma Corp Ltd (HKSE:02633) , Tycoon Group Holdings Ltd (HKSE:03390) , and JBM (Healthcare) Ltd (HKSE:02161) .
Click here to see the complete history of Sum Kwong Yip, Derek’s form 4 insider trades.
Insider Ownership Summary of Sum Kwong Yip, Derek
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
HKSE:02633 | Jacobson Pharma Corp Ltd | 2025-04-03 | 2305 Beneficiary of a trust |
HKSE:03390 | Tycoon Group Holdings Ltd | 2025-05-02 | 2307 Founder of a discretionary trust who can infl |
HKSE:02161 | JBM (Healthcare) Ltd | 2025-04-03 |
Sum Kwong Yip, Derek Latest Holdings Summary
Sum Kwong Yip, Derek currently owns a total of 3 stocks. Among these stocks, Sum Kwong Yip, Derek owns 1,398,538,000 shares of Jacobson Pharma Corp Ltd (HKSE:02633) as of April 3, 2025, with a value of $1.8 Billion and a weighting of 54.72%. Sum Kwong Yip, Derek owns 588,723,346 shares of JBM (Healthcare) Ltd (HKSE:02161) as of April 3, 2025, with a value of $1.4 Billion and a weighting of 43.15%. Sum Kwong Yip, Derek also owns 150,590,000 shares of Tycoon Group Holdings Ltd (HKSE:03390) as of April 29, 2025, with a value of $69 Million and a weighting of 2.13%.
Latest Holdings of Sum Kwong Yip, Derek
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
HKSE:02633 | Jacobson Pharma Corp Ltd | 2025-04-03 | 1,398,538,000 | 1.26 | 1,762,157,880 |
HKSE:02161 | JBM (Healthcare) Ltd | 2025-04-03 | 588,723,346 | 2.36 | 1,389,387,097 |
HKSE:03390 | Tycoon Group Holdings Ltd | 2025-04-29 | 150,590,000 | 0.46 | 68,518,450 |
Holding Weightings of Sum Kwong Yip, Derek
Sum Kwong Yip, Derek Form 4 Trading Tracker
According to the SEC Form 4 filings, Sum Kwong Yip, Derek has made a total of 18 transactions in Jacobson Pharma Corp Ltd (HKSE:02633) over the past 5 years, including 6 buys and 0 sells. The most-recent trade in Jacobson Pharma Corp Ltd is the acquisition of 200,000,000 shares on April 3, 2025, which cost Sum Kwong Yip, Derek around $0.
According to the SEC Form 4 filings, Sum Kwong Yip, Derek has made a total of 22 transactions in JBM (Healthcare) Ltd (HKSE:02161) over the past 5 years, including 9 buys and 2 sells. The most-recent trade in JBM (Healthcare) Ltd is the acquisition of 75,900,000 shares on April 3, 2025, which cost Sum Kwong Yip, Derek around $0.
According to the SEC Form 4 filings, Sum Kwong Yip, Derek has made a total of 1 transactions in Tycoon Group Holdings Ltd (HKSE:03390) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in Tycoon Group Holdings Ltd is the acquisition of 94,000,000 shares on April 29, 2025, which cost Sum Kwong Yip, Derek around $0.
Insider Trading History of Sum Kwong Yip, Derek
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Sum Kwong Yip, Derek Trading Performance
GuruFocus tracks the stock performance after each of Sum Kwong Yip, Derek's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Sum Kwong Yip, Derek is 1.73%. GuruFocus also compares Sum Kwong Yip, Derek's trading performance to market benchmark return within the same time period. The performance of stocks bought by Sum Kwong Yip, Derek within 3 months outperforms 7 times out of 14 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Sum Kwong Yip, Derek's insider trading performs compared to the benchmark.
Performance of Sum Kwong Yip, Derek
Sum Kwong Yip, Derek Ownership Network
Ownership Network List of Sum Kwong Yip, Derek
Ownership Network Relation of Sum Kwong Yip, Derek

Sum Kwong Yip, Derek Owned Company Details
What does Jacobson Pharma Corp Ltd do?
Who are the key executives at Jacobson Pharma Corp Ltd?
Sum Kwong Yip, Derek is the 2305 Beneficiary of a trust of Jacobson Pharma Corp Ltd. Other key executives at Jacobson Pharma Corp Ltd include Queenshill Development Limited , Lau Wing Hung , and Kingshill Development Group Inc .
Jacobson Pharma Corp Ltd (HKSE:02633) Insider Trades Summary
Over the past 18 months, Sum Kwong Yip, Derek made 8 insider transaction in Jacobson Pharma Corp Ltd (HKSE:02633) with a net purchase of 200,000,000. Other recent insider transactions involving Jacobson Pharma Corp Ltd (HKSE:02633) include a net purchase of 200,000,000 shares made by Queenshill Development Limited , a net purchase of 160,000 shares made by Lau Wing Hung , and a net sale of 0 shares made by Ubs Trustees (b.v.i.) Limited .
In summary, during the past 3 months, insiders sold 0 shares of Jacobson Pharma Corp Ltd (HKSE:02633) in total and bought 400,000,000 shares, with a net purchase of 400,000,000 shares. During the past 18 months, 0 shares of Jacobson Pharma Corp Ltd (HKSE:02633) were sold and 400,160,000 shares were bought by its insiders, resulting in a net purchase of 400,160,000 shares.
Jacobson Pharma Corp Ltd (HKSE:02633)'s detailed insider trading history can be found in Insider Trading Tracker table.
Jacobson Pharma Corp Ltd Insider Transactions
Sum Kwong Yip, Derek Mailing Address
Above is the net worth, insider trading, and ownership report for Sum Kwong Yip, Derek. Currently GuruFocus does not have mailing address information for Sum Kwong Yip, Derek.