Gayle Deflin Amphastar Pharmaceuticals, Inc. (AMPH) insider trading activity

Gayle Deflin is of Amphastar Pharmaceuticals, Inc.. Currently has a direct ownership of 10,914 shares of AMPH, which is worth approximately $233,013. The most recent transaction as insider was on Jun 02, 2025, when has been sold 5,122 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 10.9K

88.43% 3M change

88.43% 12M change

Total Value Held $233,013

Gayle Deflin Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jun 02 2025	BUY Grant, award, or other acquisition	-	5,122 Added 31.94%	10,914 Common Stock
Jun 03 2024	BUY Grant, award, or other acquisition	-	3,076 Added 34.69%	5,792 Common Stock
Nov 14 2023	SELL Open market or private sale	$230,838 $55.45 p/Share	4,163 Reduced 60.52%	2,716 Common Stock
Jun 05 2023	BUY Grant, award, or other acquisition	-	2,716 Added 28.31%	6,879 Common Stock
May 18 2023	SELL Open market or private sale	$198,881 $44.01 p/Share	4,519 Reduced 52.05%	4,163 Common Stock
May 15 2023	SELL Open market or private sale	$64,725 $43.15 p/Share	1,500 Reduced 14.73%	8,682 Common Stock
Jun 10 2022	BUY Grant, award, or other acquisition	-	4,163 Added 29.02%	10,182 Common Stock
Jun 07 2021	BUY Grant, award, or other acquisition	-	6,019 Added 50.0%	6,019 Common Stock

Gayle Deflin

Rancho Cucamonga, CA

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