Amphastar Pharmaceuticals, Inc. — Director's Dealing 2020

Feb 8, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Amphastar Pharmaceuticals, Inc. (AMPH)
CIK: 0001297184
Period of Report: 2020-02-05

Reporting Person: Shandell Jason B. (Director, President and General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-02-05	Common Stock	M	15615	$14.40	Acquired	154513	Direct
2020-02-05	Common Stock	S	15615	$19.568	Disposed	138898	Direct
2020-02-06	Common Stock	M	21933	$14.40	Acquired	160831	Direct
2020-02-06	Common Stock	S	21933	$19.8309	Disposed	138898	Direct
2020-02-07	Common Stock	M	6853	$14.40	Acquired	145751	Direct
2020-02-07	Common Stock	S	6853	$19.8832	Disposed	138898	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-02-05	Employee Stock Option (right to buy)	$14.40	M	15615	Disposed	2024-03-27	Common Stock (15615)	Direct
2020-02-06	Employee Stock Option (right to buy)	$14.40	M	21933	Disposed	2024-03-27	Common Stock (21933)	Direct
2020-02-07	Employee Stock Option (right to buy)	$14.40	M	6853	Disposed	2024-03-27	Common Stock (6853)	Direct

Footnotes

F1: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 15, 2019.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.35 to $19.77 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.

F3: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $19.58 to $19.99, inclusive.

F4: The price reported in Column 4 is weighted average price. These shares were sold in multiple transactions at prices ranging from $19.83 to $20.00, inclusive.

F5: Shares subject to the option are fully vested and immediately exercisable.