Jack Y. Zhang Amphastar Pharmaceuticals, Inc. (AMPH) insider trading activity

Jack Y. Zhang Transaction History

Date	Transaction	Value	Shares Traded
Mar 06 2025	SELL Payment of exercise price or tax liability	$86,914 $28.32 p/Share	3,069
Mar 04 2025	SELL Payment of exercise price or tax liability	$67,006 $27.62 p/Share	2,426
Nov 11 2024	SELL Bona fide gift	-	125,000
Mar 17 2024	SELL Payment of exercise price or tax liability	$303,588 $43.05 p/Share	7,052
Mar 15 2024	SELL Payment of exercise price or tax liability	$8,724,426 $43.05 p/Share	202,658
Mar 15 2024	BUY Exercise of conversion of derivative security	$3,874,187 $12.46 p/Share	310,930
Mar 06 2024	SELL Payment of exercise price or tax liability	$138,466 $46.31 p/Share	2,990
Mar 04 2024	BUY Grant, award, or other acquisition	-	27,110
Mar 17 2023	SELL Payment of exercise price or tax liability	$255,917 $36.29 p/Share	7,052
Mar 16 2023	SELL Bona fide gift	-	114,730
Mar 16 2023	SELL Payment of exercise price or tax liability	$375,924 $37.6 p/Share	9,998
Mar 15 2023	SELL Payment of exercise price or tax liability	$103,262 $36.84 p/Share	2,803
Mar 06 2023	BUY Grant, award, or other acquisition	-	34,301
Mar 17 2022	SELL Payment of exercise price or tax liability	$241,037 $34.18 p/Share	7,052
Mar 16 2022	SELL Payment of exercise price or tax liability	$356,778 $34.22 p/Share	10,426
Mar 15 2022	SELL Payment of exercise price or tax liability	$166,266 $34.74 p/Share	4,786
Mar 15 2022	BUY Grant, award, or other acquisition	-	32,412
Mar 17 2021	BUY Grant, award, or other acquisition	-	56,892
Mar 16 2021	SELL Payment of exercise price or tax liability	$163,932 $18.44 p/Share	8,890
Mar 15 2021	SELL Payment of exercise price or tax liability	$183,687 $19.15 p/Share	9,592
Feb 18 2021	SELL Open market or private sale	$7,562 $18.58 p/Share	407
Feb 17 2021	SELL Open market or private sale	$257,665 $18.67 p/Share	13,801
Feb 16 2021	SELL Open market or private sale	$300,954 $18.51 p/Share	16,259
Feb 12 2021	SELL Open market or private sale	$251,466 $18.94 p/Share	13,277
Feb 11 2021	SELL Open market or private sale	$377,826 $19.06 p/Share	19,823

JYZ

Jack Y. Zhang

CEO & CHIEF SCIENTIFIC OFFICER

Rancho Cucamonga, CA

Institutional Portfolio Updates

Receive a notification when an Institution or Guru buys or sells AMPH shares.

Notify only if

Value

Insider Trading

Get notified when an Amphastar Pharmaceuticals, Inc. insider buys or sells AMPH shares.

Notify only if

Operation

Value

Type

News

Receive news related to Amphastar Pharmaceuticals, Inc.

Track Activities on AMPH

Account