Filing Details

Accession Number:
0001104659-23-071286
Form Type:
4
Zero Holdings:
No
Publication Time:
2023-06-14 17:36:12
Reporting Period:
2023-06-13
Accepted Time:
2023-06-14 17:36:12
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1297184 Amphastar Pharmaceuticals Inc. AMPH Pharmaceutical Preparations (2834) 330702205
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1645326 Rong Zhou C/O Amphastar Pharmaceuticals, Inc.
11570 6Th Street
Rancho Cucamonga CA 91730
Evp, Production Center No 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 Explanation
Common Stock Acquisiton 2023-06-13 5,000 $14.40 93,313 No 4 M Direct
Common Stock Disposition 2023-06-13 5,000 $48.24 88,313 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 M 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 2023-06-13 5,000 $0.00 5,000 $14.40
Remaning Holdings Exercise Date Expiration Date Equity Swap Involved Transaction Form Type Transaction Code Nature of Ownership
17,891 2024-04-14 No 4 M Direct
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Common Stock 99,668 Indirect See footnote
Common Stock 5,000 Indirect See footnote
Footnotes
  1. Includes 715 shares acquired under the Issuer's 2014 Employee Stock Purchase Plan on May 31, 2023.
  2. The shares are held of record by the Zhou Family Trust for which the reporting person serves as a trustee.
  3. The shares are held of record by the reporting person's spouse.
  4. Shares subject to the option are fully vested and immediately exercisable.