Institutional Ownership Amphastar Pharmaceuticals, Inc. (AMPH)
This table provides information about the institutional ownership of Amphastar Pharmaceuticals, Inc. (AMPH). We have compiled data on the 263 institutions that hold shares in the stock, with a total of 33.5 Million shares, which have been reported (via 13F filing form) to have a value of $873 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Yousif Capital Management, LLC
|
Oct 14, 2025 Q3 2025 |
9,273
shares
|
$241,654
0.0% of portfolio
|
Q3 2025
Reduced 16.29%
|
|
|
Commonwealth Of Pennsylvania Public School Empls Retrmt Sys
Harrisburg, PA |
Nov 12, 2025 Q3 2025 |
9,118
shares
|
$237,615
0.0% of portfolio
|
Q3 2025
Reduced 3.41%
|
|
|
Bank Of Montreal
Toronto, A6 |
Nov 13, 2025 Q3 2025 |
8,968
shares
|
$233,706
0.0% of portfolio
|
Q3 2025
Reduced 23.94%
|
|
|
Pro Share Advisors LLC
|
Nov 05, 2025 Q3 2025 |
8,626
shares
|
$224,793
0.0% of portfolio
|
Q3 2025
Reduced 14.08%
|
|
|
Round Rock Advisors, LLC
|
Nov 14, 2025 Q3 2025 |
8,580
shares
|
$223,594
0.04% of portfolio
|
Q3 2025
New holding
|
|
|
Quest Partners LLC
New York, NY |
Nov 03, 2025 Q3 2025 |
8,575
shares
|
$223,464
0.01% of portfolio
|
Q3 2025
Reduced 70.31%
|
|
|
Mml Investors Services, LLC
Springfield, MA |
Nov 14, 2025 Q3 2025 |
8,462
shares
|
$220,519
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Profund Advisors LLC
|
Nov 05, 2025 Q3 2025 |
8,188
shares
|
$213,379
0.01% of portfolio
|
Q3 2025
Reduced 15.04%
|
|
|
China Universal Asset Management Co., Ltd.
Shanghai, F4 |
Nov 10, 2025 Q3 2025 |
8,150
shares
|
$212,389
0.02% of portfolio
|
Q3 2025
Reduced 13.92%
|
|
|
Oregon Public Employees Retirement Fund
|
Oct 23, 2025 Q3 2025 |
8,042
shares
|
$209,574
0.0% of portfolio
|
Q3 2025
Reduced 4.74%
|
|
|
Pathstone Holdings, LLC
Englewood, NJ |
Nov 13, 2025 Q3 2025 |
7,984
shares
|
$208,063
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Commonwealth Equity Services, LLC
|
Oct 22, 2025 Q3 2025 |
7,860
shares
|
$204,831
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Russell Investments Group, Ltd.
|
Nov 13, 2025 Q3 2025 |
7,665
shares
|
$199,749
0.0% of portfolio
|
Q3 2025
Added 817.96%
|
|
|
Zurcher Kantonalbank (Zurich Cantonalbank)
Zurich, V8 |
Nov 14, 2025 Q3 2025 |
7,504
shares
|
$195,554
0.0% of portfolio
|
Q4 2024
Added 20.18%
|
|
|
Klp Kapitalforvaltning As
Oslo, Q8 |
Oct 23, 2025 Q3 2025 |
7,400
shares
|
$192,844
0.0% of portfolio
|
Q4 2024
New holding
|
|
|
Pacer Advisors, Inc.
Malvern, PA |
Oct 15, 2025 Q3 2025 |
5,996
shares
|
$156,255
0.0% of portfolio
|
Q3 2025
Reduced 98.16%
|
|
|
Pnc Financial Services Group, Inc.
Pittsburgh, PA |
Nov 07, 2025 Q3 2025 |
5,531
shares
|
$144,137
0.0% of portfolio
|
Q3 2025
Reduced 14.68%
|
|
|
Public Employees Retirement Association Of Colorado
Denver, CO |
Nov 13, 2025 Q3 2025 |
5,265
shares
|
$137,205
0.0% of portfolio
|
Q2 2024
Reduced 12.96%
|
|
|
Pictet Asset Management Sa
Geneva 73, V8 |
Aug 10, 2023 Q2 2023 |
5,116
shares
|
$133,322
0.0% of portfolio
|
Q2 2023
New holding
|
|
|
Advisor Partners Ii, LLC
Walnut Creek, CA |
Oct 26, 2023 Q3 2023 |
4,854
shares
|
$126,495
0.01% of portfolio
|
Q3 2023
Reduced 0.92%
|
|
|
Wolverine Asset Management LLC
|
Oct 28, 2025 Q3 2025 |
4,743
shares
|
$123,602
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
State Of Wyoming
Cheyenne, WY |
Nov 04, 2025 Q3 2025 |
3,301
shares
|
$86,024
0.01% of portfolio
|
Q3 2025
Added 21.23%
|
|
|
Hantz Financial Services, Inc.
|
Nov 04, 2025 Q3 2025 |
3,122
shares
|
$81,359
0.0% of portfolio
|
Q3 2025
Added 126.72%
|
|
|
Ameritas Investment Partners, Inc.
Lincoln, NE |
Nov 10, 2025 Q3 2025 |
3,101
shares
|
$80,812
0.0% of portfolio
|
Q3 2025
Reduced 17.57%
|
|
|
Quadrant Capital Group LLC
Cincinnati, OH |
Nov 13, 2025 Q3 2025 |
3,076
shares
|
$80,160
0.0% of portfolio
|
Q3 2025
New holding
|
|