Amphastar Pharmaceuticals Inc

AMPH USD0.0001
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Sell$23.04
Buy$23.07
$0.07 (0.31%)
Last updated today at
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Director deals

Listed below are trades carried out by directors and other individuals which are required to be notified to the market.

Recent deals

DateName and position (if held)Deal typeNumber of
shares dealt
Price per
share
Value of
trade
Shares
remaining
2 September 2026
Rong ZhouSenior Executive Vice President
Sell
Regular sell transaction (market)
3,187$23.63$75,305.94169,203
11 August 2026
Richard K PrinsIndependent Director
Sell
Regular sell transaction (market)
7,973$20.30$161,851.9029,625
7 August 2026
William J (Bill) PetersenCFO
Sell
Regular sell transaction (market)
8,180$22.48$183,886.40172,846
2 June 2026
Howard LeeIndependent Director
Sell
Tax related
769$18.45$14,188.05159,350
15 March 2026
Jack Yongfeng ZhangChairman/CEO
Sell
Tax related
9,784$18.18$177,873.122,990,052
15 March 2026
Jack Yongfeng ZhangChairman/CEO
Sell
Tax related
2,908$18.18$52,867.441,245,125
15 March 2026
William J (Bill) PetersenCFO
Sell
Tax related
1,973$18.18$35,869.14175,063
15 March 2026
Rong ZhouSenior Executive Vice President
Sell
Tax related
1,225$18.18$22,270.50171,554
15 March 2026
Yakob LiawatidewiExecutive Vice President
Sell
Tax related
1,033$18.18$18,779.94121,892
10 March 2026
Jack Yongfeng ZhangChairman/CEO
Sell
Tax related
14,785$18.91$279,584.352,999,836

5 most significant deals

DateName and position (if held)Deal typeNumber of
shares dealt
Price per
share
Value of
trade
Shares
remaining
13 November 2025
Floyd F PetersenIndependent Director
Sell
Option/Award related
16,679$26.49$441,836.7275,531
10 March 2026
Jack Yongfeng ZhangChairman/CEO
Sell
Tax related
14,785$18.91$279,584.352,999,836
17 December 2025
Rong ZhouSenior Executive Vice President
Sell
Option/Award related
9,787$26.20$256,379.27138,043
7 August 2026
William J (Bill) PetersenCFO
Sell
Regular sell transaction (market)
8,180$22.48$183,886.40172,846
15 March 2026
Jack Yongfeng ZhangChairman/CEO
Sell
Tax related
9,784$18.18$177,873.122,990,052

Data policy - All information should be used for indicative purposes only. You should independently check data before making any investment decision. HL cannot guarantee that the data is accurate or complete, and accepts no responsibility for how it may be used. Director deal information provided by Factset.