Rong Zhou - Net Worth and Insider Trading

Rong Zhou Net Worth

The estimated net worth of Rong Zhou is at least $11 Million dollars as of 2024-11-10. Rong Zhou is the SENIOR EVP, PRODUCTION CENTER of Amphastar Pharmaceuticals Inc and owns about 223,056 shares of Amphastar Pharmaceuticals Inc (AMPH) stock worth over $11 Million. Details can be seen in Rong Zhou'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 Rong Zhou has not made any transactions after 2024-09-13 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

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Transaction Summary of Rong Zhou

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Rong Zhou Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Rong Zhou owns 1 companies in total, including Amphastar Pharmaceuticals Inc (AMPH) .

Click here to see the complete history of Rong Zhou’s form 4 insider trades.

Insider Ownership Summary of Rong Zhou

Ticker Comapny Transaction Date Type of Owner
AMPH Amphastar Pharmaceuticals Inc 2024-09-13 EVP & Production

Rong Zhou Latest Holdings Summary

Rong Zhou currently owns a total of 1 stock. Rong Zhou owns 223,056 shares of Amphastar Pharmaceuticals Inc (AMPH) as of September 13, 2024, with a value of $11 Million.

Latest Holdings of Rong Zhou

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
AMPH Amphastar Pharmaceuticals Inc 2024-09-13 223,056 48.31 10,775,835

Holding Weightings of Rong Zhou


Rong Zhou Form 4 Trading Tracker

According to the SEC Form 4 filings, Rong Zhou has made a total of 14 transactions in Amphastar Pharmaceuticals Inc (AMPH) over the past 5 years, including 0 buys and 14 sells. The most-recent trade in Amphastar Pharmaceuticals Inc is the sale of 3,000 shares on September 13, 2024, which brought Rong Zhou around $144,780.

Insider Trading History of Rong Zhou

No transactions are available. GuruFocus only tracks and displays the purchase and sale of non-derivative security in open market or private transactions from SEC filings with the transaction code of P or S.
Total 0
  • 1
Only the transactions in Open Market or Private Sale at the market prices are included. Other transactions such as conversion of derivative security or exercise of options are not included. Insiders are limited to only officers and/or directors of the company.

Rong Zhou Trading Performance

Please note GuruFocus will not track the insiders’ transaction performance if he/she does not have buying transactions.

Rong Zhou Ownership Network

Ownership Network List of Rong Zhou

No Data

Ownership Network Relation of Rong Zhou

Insider Network Chart

Rong Zhou Owned Company Details

What does Amphastar Pharmaceuticals Inc do?

Who are the key executives at Amphastar Pharmaceuticals Inc?

Rong Zhou is the EVP & Production of Amphastar Pharmaceuticals Inc. Other key executives at Amphastar Pharmaceuticals Inc include CFO & SVP & Treasurer William J Peters , SVP Corp Admin Center Yakob Liawatidewi , and director & 10 percent owner & COO and Chief Scientist Mary Z. Luo .

Amphastar Pharmaceuticals Inc (AMPH) Insider Trades Summary

Over the past 18 months, Rong Zhou made 6 insider transaction in Amphastar Pharmaceuticals Inc (AMPH) with a net sale of 34,830. Other recent insider transactions involving Amphastar Pharmaceuticals Inc (AMPH) include a net sale of 15,500 shares made by Floyd F. Petersen , a net sale of 180,933 shares made by William J Peters , and a net sale of 32,264 shares made by Richard K Prins .

In summary, during the past 3 months, insiders sold 39,741 shares of Amphastar Pharmaceuticals Inc (AMPH) in total and bought 0 shares, with a net sale of 39,741 shares. During the past 18 months, 687,521 shares of Amphastar Pharmaceuticals Inc (AMPH) were sold and 0 shares were bought by its insiders, resulting in a net sale of 687,521 shares.

Amphastar Pharmaceuticals Inc (AMPH)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Amphastar Pharmaceuticals Inc Insider Transactions

No Available Data

Rong Zhou Mailing Address

Above is the net worth, insider trading, and ownership report for Rong Zhou. You might contact Rong Zhou via mailing address: C/o Amphastar Pharmaceuticals Inc., 11570 Sixth Street, Rancho Cucamonga Ca 91730.