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 |
|---|---|---|---|---|---|
|
Janney Montgomery Scott LLC
|
Oct 27, 2025 Q3 2025 |
13,405
shares
|
$349,334
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Quantinno Capital Management LP
New York, NY |
Nov 14, 2025 Q3 2025 |
13,260
shares
|
$345,555
0.0% of portfolio
|
Q3 2025
Added 17.67%
|
|
|
Polaris Capital Management, LLC
Boston, MA |
Oct 27, 2025 Q3 2025 |
13,100
shares
|
$341,386
0.03% of portfolio
|
Q3 2025
Reduced 62.68%
|
|
|
Susquehanna Fundamental Investments, LLC
Bala Cynwyd, PA |
Nov 14, 2025 Q3 2025 |
12,568
shares
|
$327,522
0.01% of portfolio
|
Q3 2025
Reduced 87.62%
|
|
|
Bluestein R H & CO LLC
Birmingham, MI |
Nov 14, 2022 Q3 2022 |
12,500
shares
|
$325,750
0.02% of portfolio
|
Q4 2020
Reduced 16.67%
|
|
|
Hohimer Wealth Management, LLC
|
Nov 10, 2025 Q3 2025 |
11,972
shares
|
$311,990
0.05% of portfolio
|
Q3 2025
Added 1.07%
|
|
|
Sei Investments CO
Oaks, PA |
Nov 13, 2025 Q3 2025 |
11,972
shares
|
$311,990
0.0% of portfolio
|
Q3 2025
Reduced 5.52%
|
|
|
Sterling Capital Management LLC
Charlotte, NC |
Nov 12, 2025 Q3 2025 |
11,667
shares
|
$304,042
0.0% of portfolio
|
Q3 2025
Added 14.19%
|
|
|
Cim, LLC
|
Nov 14, 2025 Q3 2025 |
11,628
shares
|
$303,025
0.04% of portfolio
|
Q3 2025
Added 1.74%
|
|
|
Segall Bryant & Hamill, LLC
Chicago, IL |
Nov 12, 2025 Q3 2025 |
11,185
shares
|
$291,481
0.0% of portfolio
|
Q1 2025
Reduced 40.76%
|
|
|
Arizona State Retirement System
|
Nov 03, 2025 Q3 2025 |
11,145
shares
|
$290,438
0.0% of portfolio
|
Q3 2025
Added 0.5%
|
|
|
Vanguard Personalized Indexing Management, LLC
Oakland, CA |
Oct 31, 2025 Q3 2025 |
11,004
shares
|
$286,764
0.0% of portfolio
|
Q3 2025
Reduced 12.83%
|
|
|
State Board Of Administration Of Florida Retirement System
|
Nov 14, 2025 Q3 2025 |
10,913
shares
|
$284,392
0.0% of portfolio
|
Q2 2024
Added 94.08%
|
|
|
Teachers Retirement System Of The State Of Kentucky
Frankfort, KY |
Nov 12, 2025 Q3 2025 |
10,523
shares
|
$274,229
0.0% of portfolio
|
Q3 2025
Reduced 9.99%
|
|
|
Amalgamated Bank
New York, NY |
Oct 29, 2025 Q3 2025 |
10,494
shares
|
$273,473
0.0% of portfolio
|
Q3 2025
Reduced 0.52%
|
|
|
Hightower 6 M Holding, LLC
|
Oct 25, 2022 Q3 2022 |
10,307
shares
|
$268,600
0.03% of portfolio
|
Q3 2022
Reduced 35.57%
|
|
|
Police & Firemen'S Retirement System Of New Jersey
Trenton, NJ |
Nov 12, 2025 Q3 2025 |
10,263
shares
|
$267,453
0.0% of portfolio
|
Q3 2025
Added 23.83%
|
|
|
Exchange Traded Concepts, LLC
|
Oct 14, 2025 Q3 2025 |
9,985
shares
|
$260,209
0.0% of portfolio
|
Q3 2025
Added 1.57%
|
|
|
Sanctuary Advisors, LLC
Indianapolis, IN |
Jan 31, 2025 Q4 2024 |
9,983
shares
|
$260,156
0.0% of portfolio
|
Q4 2024
Reduced 2.51%
|
|
|
Franklin Resources Inc
San Mateo, CA |
Nov 13, 2025 Q3 2025 |
9,525
shares
|
$248,221
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Raymond James Financial Services Advisors, Inc.
St. Petersburg, FL |
Oct 18, 2024 Q3 2024 |
9,517
shares
|
$248,013
0.0% of portfolio
|
Q3 2024
Reduced 8.39%
|
|
|
Comerica Bank
|
Nov 13, 2025 Q3 2025 |
9,465
shares
|
$246,657
0.0% of portfolio
|
Q3 2025
Reduced 18.07%
|
|
|
Vestcor Inc
Fredericton, A3 |
Nov 13, 2025 Q3 2025 |
9,383
shares
|
$244,520
0.01% of portfolio
|
Q1 2024
Reduced 28.98%
|
|
|
Teacher Retirement System Of Texas
Austin, TX |
Oct 30, 2025 Q3 2025 |
9,356
shares
|
$243,817
0.0% of portfolio
|
Q3 2025
Reduced 8.73%
|
|
|
State Of Tennessee, Treasury Department
Nashville, TN |
Nov 14, 2025 Q3 2025 |
9,300
shares
|
$242,358
0.0% of portfolio
|
Q1 2025
Reduced 44.62%
|
|