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Amphastar Pharmaceuticals, Inc. (AMPH)  
$42.74 0.30 (0.71%) as of 4:30 Thu 5/16


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  Company Roster

Total Insiders  : 17  
Total Direct Shares :
6,903,358
Total Indirect Shares :
25,384,643
 
% Held by Insiders:
14.53%
 
11 other people own 
 $22,846,881 Lee Howard
 $6,209,267 Shandell Jason B.
 $7,662,256 Koo Richard
 $11,082,012 Zhang Jack Y.
 $47,202,740 Applied Physics & Chemist...
 $96,036,267 Luo Mary Z.
 $104,010,098  
 
Filer's Name Relation Direct Date   Direct Shares Indirect Date Indirect Shares
   Shandell Jason B. President and General Counsel, Director 2020-03-17 179,276 0
   Gerst Diane G. Director 2023-06-05 15,558 0
   Lee Howard Director 2023-06-10 145,280 0
   Prins Richard K Director 2023-11-17 30,895 0
   Zasloff Michael A 2024-03-05 21,326 0
   Peters William J 2024-03-17 97,655 0
   Petersen Floyd F. 2024-05-01 78,833 0
   Shohet Stephen B. Director 2018-12-10 30,706 2014-08-15 0
   Maris David Director 2021-06-07 19,170 2020-06-08 0
   Deflin Gayle Director 2023-11-14 2,716 2021-06-07 0
   Liawatidewi Yakob 2024-03-17 74,778 2024-03-17 2,459
   Koo Richard Director 2021-06-07 259,289 2021-06-07 10,000
   Purchase Marilyn J. Corp. Exec. VP of Operations 2015-04-09 44,902 2015-04-09 16,044
   Zhou Rong 2024-03-17 118,016 2024-03-17 104,668
   Luo Mary Z. COO,Chief Scientist & Chairman, Director, 10% Owner 2024-03-17 2,433,554 2024-03-17 8,057,435
   Applied Physics & Chemistry Laboratories, Inc. 10% Owner 2021-02-18 2,246,988 2021-02-18 8,282,640
   Zhang Jack Y. CEO & Chief Scientific Officer, Director, 10% Owner 2024-01-10 1,104,416 2024-01-10 8,911,397
17 Records found