$AMPH 4/A SEC Filings

Filed On	Filing
04 Mar 2019	Form 4/A: Zhou Rong, EVP, Production Center Exercised 3,200 Employee Stock Option (right to buy)
03 Feb 2016	Form 4/A: Zhang Jack Y., Director and 1 other Holds 936,955 shares of Common Stock
03 Feb 2016	Form 4/A: Zhang Jack Y., Director and 1 other Received 25,594 shares by exercise or conversion ($332K) · Sold 23,142 shares ($379K) · Received 25,790 shares by exercise or conversion ($334K) · 3 more

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