Historical shareholding details of
Mr. Rong Zhou
holdings in Amphastar Pharmaceuticals Inc (AMPH)
Monthly changes of
Mr. Rong Zhou
shareholding in Amphastar Pharmaceuticals Inc
over the previous
months
|
Month
|
Name |
Total no. shares held |
Percent Holding |
|
Mar 17, 2025
|
Mr. Rong Zhou
|
137,497
|
0.29%
|
|
|
|
Mar 10, 2025
|
Mr. Rong Zhou
|
140,686
|
0.30%
|
|
|
|
Mar 06, 2025
|
Mr. Rong Zhou
|
115,994
|
0.25%
|
|
|
|
Mar 04, 2025
|
Mr. Rong Zhou
|
117,348
|
0.25%
|
|
|
|
Dec 13, 2024
|
Mr. Rong Zhou
|
118,469
|
0.25%
|
|
|
|
Nov 12, 2024
|
Mr. Rong Zhou
|
118,388
|
0.25%
|
|
|
|
Sep 13, 2024
|
Mr. Rong Zhou
|
118,388
|
0.25%
|
|
|
|
Aug 26, 2024
|
Mr. Rong Zhou
|
118,388
|
0.25%
|
|
|
|
Mar 17, 2024
|
Mr. Rong Zhou
|
118,016
|
0.25%
|
|
|
|
Mar 06, 2024
|
Mr. Rong Zhou
|
123,551
|
0.26%
|
|
|
|
Mar 04, 2024
|
Mr. Rong Zhou
|
124,941
|
0.27%
|
|
|
|
Dec 04, 2023
|
Mr. Rong Zhou
|
112,420
|
0.24%
|
|
|
|
Jun 20, 2023
|
Ms. Rong Zhou
|
112,341
|
0.24%
|
|
|
|
May 18, 2023
|
Ms. Rong Zhou
|
87,598
|
0.19%
|
View all ownership details of Amphastar Pharmaceuticals Inc