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Rong Zhou Insider Profile

4 Followers

Rong Zhou, SENIOR EVP, PRODUCTION CENTER at Amphastar Pharmaceuticals, holds 273.87K shares in Amphastar Pharmaceuticals (Ticker: AMPH).

Rong Zhou's Trading History

AMPH
Amphastar Pharmaceuticals
Sep 17, 2026SENIOR EVP, PRODUCTION CENTERUninformative Buy133.50K$7.59M
AMPH
Insider Shares: 273.87K (0.64%)
DateTransactionAmountNo. of SharesPrice per ShareProfitLink to Report
Sep 17, 2026Informative Sell$239.40K10,000$23.94-16.30%
Sep 17, 2026Uninformative Buy$133.50K10,000$13.35―
Sep 03, 2026Uninformative Sell$75.28K3,187$23.62―
Mar 17, 2026Uninformative Sell$22.27K1,225$18.18―
Mar 11, 2026Uninformative Sell$41.89K2,215$18.91―

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Rong Zhou insider profile FAQ

What is the percentage of profitable transactions made by Rong Zhou?
The percentage of profitable transactions made by Rong Zhou is 71%.
What is the average return per transaction made by Rong Zhou?
The average return per transaction made by Rong Zhou is 7.10%.
What stocks does Rong Zhou hold?
Rong Zhou holds: AMPH stocks.
What was Rong Zhou’s latest transaction?
Rong Zhou’s latest transaction was an Uninformative Buy of $133.50K.
What was Rong Zhou's most profitable transaction?
Rong Zhou’s most profitable transaction was an Informative Sell of AMPH stock on September 17, 2024. The return on the trade was 44.50%.
What is Rong Zhou's role in Amphastar Pharmaceuticals?
Rong Zhou's role in Amphastar Pharmaceuticals is SENIOR EVP, PRODUCTION CENTER.
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