Home > Insider Trading > Filing (0001104659-23-119090)

Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1297184	Amphastar Pharmaceuticals Inc.	AMPH	()	4

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1263136	J William Peters	C/O Amphastar Pharmaceuticals, Inc. 11570 6Th Street Rancho Cucamonga CA 91730	Cfo, Evp & Treasurer	Yes	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Acquisiton	2023-11-14	21,250	$20.23	122,610	No	4	M	Direct
Common Stock	Acquisiton	2023-11-14	38,000	$13.03	160,610	No	4	M	Direct
Common Stock	Disposition	2023-11-14	14,220	$54.76	146,390	No	4	S	Direct
Common Stock	Disposition	2023-11-14	30,162	$55.67	116,228	No	4	S	Direct
Common Stock	Disposition	2023-11-14	14,868	$56.53	101,360	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	M	Direct
No	4	M	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Stock Option (right to buy)	Disposition	2023-11-14	21,250	$0.00	21,250	$20.23
Common Stock	Employee Stock Option (right to buy)	Disposition	2023-11-14	38,000	$0.00	38,000	$13.03

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
15,225		2029-03-15	No	4	M	Direct
31,100		2030-03-16	No	4	M	Direct

Footnotes

The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 5, 2023.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $54.15 to $55.145, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (3) and (4) to this Form 4.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $55.16 to $56.15, inclusive.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $56.17 to $56.81, inclusive.
Shares subject to the option are fully vested and immediately exercisable.