ying yong - Net Worth and Insider Trading
ying yong Net Worth
The estimated net worth of ying yong is at least $9 Million dollars as of 2025-07-09. ying yong is the Directors, senior managers of Quantumctek Co Ltd and owns about 35,000 shares of Quantumctek Co Ltd (SHSE:688027) stock worth over $9 Million. Details can be seen in ying yong'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 ying yong has not made any transactions after 2024-02-20 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of ying yong
ying yong Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, ying yong owns 1 companies in total, including Quantumctek Co Ltd (SHSE:688027) .
Click here to see the complete history of ying yong’s form 4 insider trades.
Insider Ownership Summary of ying yong
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
SHSE:688027 | Quantumctek Co Ltd | 2024-02-20 | Directors & senior managers |
ying yong Latest Holdings Summary
ying yong currently owns a total of 1 stock. ying yong owns 35,000 shares of Quantumctek Co Ltd (SHSE:688027) as of February 20, 2024, with a value of $9 Million.
Latest Holdings of ying yong
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
SHSE:688027 | Quantumctek Co Ltd | 2024-02-20 | 35,000 | 268.10 | 9,383,500 |
Holding Weightings of ying yong
ying yong Form 4 Trading Tracker
According to the SEC Form 4 filings, ying yong has made a total of 2 transactions in Quantumctek Co Ltd (SHSE:688027) over the past 5 years, including 0 buys and 0 sells. The most-recent trade in Quantumctek Co Ltd is the sale of 15,000 shares on February 20, 2024, which brought ying yong around $898,200.
Insider Trading History of ying yong
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ying yong Trading Performance
GuruFocus tracks the stock performance after each of ying yong's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by ying yong is -5.87%. GuruFocus also compares ying yong's trading performance to market benchmark return within the same time period. The performance of stocks bought by ying yong within 3 months outperforms 0 times out of 1 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how ying yong's insider trading performs compared to the benchmark.
Performance of ying yong
ying yong Ownership Network
Ownership Network List of ying yong
Ownership Network Relation of ying yong

ying yong Owned Company Details
What does Quantumctek Co Ltd do?
Who are the key executives at Quantumctek Co Ltd?
ying yong is the Directors & senior managers of Quantumctek Co Ltd. Other key executives at Quantumctek Co Ltd include senior management tong lu , Senior management & core technical personnel zhou lei , and Senior management & core technical personnel tang shi biao .
Quantumctek Co Ltd (SHSE:688027) Insider Trades Summary
Over the past 18 months, ying yong made 1 insider transaction in Quantumctek Co Ltd (SHSE:688027) with a net sale of 0. Other recent insider transactions involving Quantumctek Co Ltd (SHSE:688027) include a net sale of 0 shares made by tang shi biao , a net sale of 0 shares made by tong lu , and a net sale of 0 shares made by zhou lei .
In summary, during the past 3 months, insiders sold 0 shares of Quantumctek Co Ltd (SHSE:688027) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Quantumctek Co Ltd (SHSE:688027) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.
Quantumctek Co Ltd (SHSE:688027)'s detailed insider trading history can be found in Insider Trading Tracker table.
Quantumctek Co Ltd Insider Transactions
ying yong Mailing Address
Above is the net worth, insider trading, and ownership report for ying yong. Currently GuruFocus does not have mailing address information for ying yong.