Zheng Dun Dun - Net Worth and Insider Trading
Zheng Dun Dun Net Worth
The estimated net worth of Zheng Dun Dun is at least $25 Million dollars as of 2025-07-06. Zheng Dun Dun is the senior management of Ningbo Jintian Copper Group Co Ltd and owns about 3,589,500 shares of Ningbo Jintian Copper Group Co Ltd (SHSE:601609) stock worth over $25 Million. Details can be seen in Zheng Dun Dun'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 Zheng Dun Dun has not made any transactions after 2021-06-08 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Zheng Dun Dun
Zheng Dun Dun Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Zheng Dun Dun owns 1 companies in total, including Ningbo Jintian Copper Group Co Ltd (SHSE:601609) .
Click here to see the complete history of Zheng Dun Dun’s form 4 insider trades.
Insider Ownership Summary of Zheng Dun Dun
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
SHSE:601609 | Ningbo Jintian Copper Group Co Ltd | 2021-06-08 | senior management |
Zheng Dun Dun Latest Holdings Summary
Zheng Dun Dun currently owns a total of 1 stock. Zheng Dun Dun owns 3,589,500 shares of Ningbo Jintian Copper Group Co Ltd (SHSE:601609) as of June 8, 2021, with a value of $25 Million.
Latest Holdings of Zheng Dun Dun
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
SHSE:601609 | Ningbo Jintian Copper Group Co Ltd | 2021-06-08 | 3,589,500 | 6.93 | 24,875,235 |
Holding Weightings of Zheng Dun Dun
Zheng Dun Dun Form 4 Trading Tracker
According to the SEC Form 4 filings, Zheng Dun Dun has made a total of 1 transactions in Ningbo Jintian Copper Group Co Ltd (SHSE:601609) over the past 5 years, including 0 buys and 0 sells. The most-recent trade in Ningbo Jintian Copper Group Co Ltd is the sale of 440,000 shares on June 8, 2021, which brought Zheng Dun Dun around $2 Million.
Insider Trading History of Zheng Dun Dun
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Zheng Dun Dun Trading Performance
GuruFocus tracks the stock performance after each of Zheng Dun Dun's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Zheng Dun Dun is 7.53%. GuruFocus also compares Zheng Dun Dun's trading performance to market benchmark return within the same time period. The performance of stocks bought by Zheng Dun Dun 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 Zheng Dun Dun's insider trading performs compared to the benchmark.
Performance of Zheng Dun Dun
Zheng Dun Dun Ownership Network
Ownership Network List of Zheng Dun Dun
Ownership Network Relation of Zheng Dun Dun

Zheng Dun Dun Owned Company Details
What does Ningbo Jintian Copper Group Co Ltd do?
Who are the key executives at Ningbo Jintian Copper Group Co Ltd?
Zheng Dun Dun is the senior management of Ningbo Jintian Copper Group Co Ltd. Other key executives at Ningbo Jintian Copper Group Co Ltd include Directors & senior managers Yang Jian Jun , Directors & senior managers Cao Li Su , and senior management Chen Jun Liang .
Ningbo Jintian Copper Group Co Ltd (SHSE:601609) Insider Trades Summary
Over the past 18 months, Zheng Dun Dun made no insider transaction in Ningbo Jintian Copper Group Co Ltd (SHSE:601609). Other recent insider transactions involving Ningbo Jintian Copper Group Co Ltd (SHSE:601609) include a net purchase of 3,450,093 shares made by lou cheng ,
In summary, during the past 3 months, insiders sold 0 shares of Ningbo Jintian Copper Group Co Ltd (SHSE:601609) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Ningbo Jintian Copper Group Co Ltd (SHSE:601609) were sold and 3,450,093 shares were bought by its insiders, resulting in a net purchase of 3,450,093 shares.
Ningbo Jintian Copper Group Co Ltd (SHSE:601609)'s detailed insider trading history can be found in Insider Trading Tracker table.
Ningbo Jintian Copper Group Co Ltd Insider Transactions
Zheng Dun Dun Mailing Address
Above is the net worth, insider trading, and ownership report for Zheng Dun Dun. Currently GuruFocus does not have mailing address information for Zheng Dun Dun.