Dong Jian Guo - Net Worth and Insider Trading
Dong Jian Guo Net Worth
The estimated net worth of Dong Jian Guo is at least $60 Million dollars as of 2025-03-04. Dong Jian Guo is the Directors, executives of Huizhong Instrumentation Co Ltd and owns about 5,524,680 shares of Huizhong Instrumentation Co Ltd (SZSE:300371) stock worth over $60 Million. Details can be seen in Dong Jian Guo'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 Dong Jian Guo has not made any transactions after 2018-08-03 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Dong Jian Guo
Dong Jian Guo Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Dong Jian Guo owns 1 companies in total, including Huizhong Instrumentation Co Ltd (SZSE:300371) .
Click here to see the complete history of Dong Jian Guo’s form 4 insider trades.
Insider Ownership Summary of Dong Jian Guo
Ticker | Comapny | Transaction Date | Type of Owner |
---|---|---|---|
SZSE:300371 | Huizhong Instrumentation Co Ltd | 2018-08-03 | Directors & executives |
Dong Jian Guo Latest Holdings Summary
Dong Jian Guo currently owns a total of 1 stock. Dong Jian Guo owns 5,524,680 shares of Huizhong Instrumentation Co Ltd (SZSE:300371) as of August 3, 2018, with a value of $60 Million.
Latest Holdings of Dong Jian Guo
Ticker | Comapny | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
SZSE:300371 | Huizhong Instrumentation Co Ltd | 2018-08-03 | 5,524,680 | 10.80 | 59,666,544 |
Holding Weightings of Dong Jian Guo
Dong Jian Guo Form 4 Trading Tracker
According to the SEC Form 4 filings, Dong Jian Guo has made a total of 0 transactions in Huizhong Instrumentation Co Ltd (SZSE:300371) over the past 5 years. The most-recent trade in Huizhong Instrumentation Co Ltd is the sale of 394,800 shares on August 3, 2018, which brought Dong Jian Guo around $4 Million.
Insider Trading History of Dong Jian Guo
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Dong Jian Guo Trading Performance
GuruFocus tracks the stock performance after each of Dong Jian Guo's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Dong Jian Guo is 7.52%. GuruFocus also compares Dong Jian Guo's trading performance to market benchmark return within the same time period. The performance of stocks bought by Dong Jian Guo within 3 months outperforms 1 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 Dong Jian Guo's insider trading performs compared to the benchmark.
Performance of Dong Jian Guo
Dong Jian Guo Ownership Network
Ownership Network List of Dong Jian Guo
Ownership Network Relation of Dong Jian Guo

Dong Jian Guo Owned Company Details
What does Huizhong Instrumentation Co Ltd do?
Who are the key executives at Huizhong Instrumentation Co Ltd?
Dong Jian Guo is the Directors & executives of Huizhong Instrumentation Co Ltd. Other key executives at Huizhong Instrumentation Co Ltd include Directors & executives Wang Jian , Executives & directors Chen Hui , and Directors & executives Su Zhi Qiang .
Huizhong Instrumentation Co Ltd (SZSE:300371) Insider Trades Summary
In summary, during the past 3 months, insiders sold 0 shares of Huizhong Instrumentation Co Ltd (SZSE:300371) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Huizhong Instrumentation Co Ltd (SZSE:300371) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.
Huizhong Instrumentation Co Ltd (SZSE:300371)'s detailed insider trading history can be found in Insider Trading Tracker table.
Huizhong Instrumentation Co Ltd Insider Transactions
Dong Jian Guo Mailing Address
Above is the net worth, insider trading, and ownership report for Dong Jian Guo. Currently GuruFocus does not have mailing address information for Dong Jian Guo.