Petersen Floyd F. Insider Trading -- Recent SEC Form 4 Transactions

Name: Petersen Floyd F. Insider Trading -- SEC Form 4 Transactions
Creator: ko.io

Petersen Floyd F. (CIK 1611286) reported 14 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-12-15). Recent activity: Sell AMPH (1,737 shares), Sell AMPH (2,426 shares), Buy AMPH (16,679 shares), Sell AMPH (16,679 shares), Sell AMPH (500 shares). Source: SEC Form 4.

Date	Company	Role	Type	Shares	Value
2025-12-15	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	1,737	$44,624
2025-12-15	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	2,426	$62,882
2025-11-17	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Buy	16,679	$278,373
2025-11-17	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	16,679	$441,827
2025-11-05	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	500	$12,635
2025-10-02	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	500	$13,600
2025-09-03	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	500	$15,490
2025-08-04	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	500	$10,415
2025-07-03	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	500	$11,735
2025-06-04	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	500	$12,835
2025-06-04	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Buy	5,122	$0
2025-05-02	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	500	$12,040
2025-04-02	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	500	$14,190
2025-03-07	Amphastar Pharmaceuticals, Inc. (AMPH)	Director	Sell	1,000	$27,990

Source: SEC Form 4 filings · as of 2025-12-15