Ding Jian Wen - Net Worth and Insider Trading
Ding Jian Wen Net Worth
The estimated net worth of Ding Jian Wen is at least $191 Million dollars as of 2025-07-23. Ding Jian Wen is the Directors, executives of Hebei Changshan Biochemical Pharmaceutical Co Ltd and owns about 4,319,500 shares of Hebei Changshan Biochemical Pharmaceutical Co Ltd (SZSE:300255) stock worth over $191 Million. Details can be seen in Ding Jian Wen'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 Ding Jian Wen has not made any transactions after 2018-05-17 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Ding Jian Wen
Ding Jian Wen Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Ding Jian Wen owns 1 companies in total, including Hebei Changshan Biochemical Pharmaceutical Co Ltd (SZSE:300255) .
Click here to see the complete history of Ding Jian Wen’s form 4 insider trades.
Insider Ownership Summary of Ding Jian Wen
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
SZSE:300255 | Hebei Changshan Biochemical Pharmaceutical Co Ltd | 2018-05-17 | Directors & executives |
Ding Jian Wen Latest Holdings Summary
Ding Jian Wen currently owns a total of 1 stock. Ding Jian Wen owns 4,319,500 shares of Hebei Changshan Biochemical Pharmaceutical Co Ltd (SZSE:300255) as of May 17, 2018, with a value of $191 Million.
Latest Holdings of Ding Jian Wen
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
SZSE:300255 | Hebei Changshan Biochemical Pharmaceutical Co Ltd | 2018-05-17 | 4,319,500 | 44.12 | 190,576,340 |
Holding Weightings of Ding Jian Wen
Ding Jian Wen Form 4 Trading Tracker
According to the SEC Form 4 filings, Ding Jian Wen has made a total of 0 transactions in Hebei Changshan Biochemical Pharmaceutical Co Ltd (SZSE:300255) over the past 5 years. The most-recent trade in Hebei Changshan Biochemical Pharmaceutical Co Ltd is the sale of 500,000 shares on May 17, 2018, which brought Ding Jian Wen around $4 Million.
Insider Trading History of Ding Jian Wen
- 1
Ding Jian Wen Trading Performance
Ding Jian Wen Ownership Network
Ownership Network List of Ding Jian Wen
Ownership Network Relation of Ding Jian Wen

Ding Jian Wen Owned Company Details
What does Hebei Changshan Biochemical Pharmaceutical Co Ltd do?
Who are the key executives at Hebei Changshan Biochemical Pharmaceutical Co Ltd?
Ding Jian Wen is the Directors & executives of Hebei Changshan Biochemical Pharmaceutical Co Ltd. Other key executives at Hebei Changshan Biochemical Pharmaceutical Co Ltd include Executives Li Zhi Hua , Executives Wang Jun , and Executives Huang Guo Sheng .
Hebei Changshan Biochemical Pharmaceutical Co Ltd (SZSE:300255) Insider Trades Summary
In summary, during the past 3 months, insiders sold 0 shares of Hebei Changshan Biochemical Pharmaceutical Co Ltd (SZSE:300255) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Hebei Changshan Biochemical Pharmaceutical Co Ltd (SZSE:300255) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.
Hebei Changshan Biochemical Pharmaceutical Co Ltd (SZSE:300255)'s detailed insider trading history can be found in Insider Trading Tracker table.
Hebei Changshan Biochemical Pharmaceutical Co Ltd Insider Transactions
Ding Jian Wen Mailing Address
Above is the net worth, insider trading, and ownership report for Ding Jian Wen. Currently GuruFocus does not have mailing address information for Ding Jian Wen.