Latest Institutional Transactions on Amphastar Pharmaceuticals, Inc. (AMPH)
This table provides information on the latest institutional transactions involving Amphastar Pharmaceuticals, Inc. (AMPH) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 05, 2025
Q2 2025
|
First Horizon Advisors, Inc.
|
BUY
|
- |
58New |
$1.33K - $1.64K
|
58
$1.51K
|
|
|
Jul 30, 2025
Q2 2025
|
Aurora Investment Counsel
Atlanta, GA |
SELL
|
- |
-828- 1.53% |
$19K - $23.4K
|
53.3K
$1.39M
|
|
|
Jul 22, 2025
Q2 2025
|
Gsa Capital Partners LLP
London, X0 |
BUY
|
- |
11.8K+ 25.96% |
$270K - $333K
|
57.1K
$1.49M
|
|
|
Jul 11, 2025
Q2 2025
|
Uma Financial Services, Inc.
|
BUY
|
- |
41New |
$941 - $1.16K
|
41
$1.07K
|
|
| Q1 2025 | |||||||
|
May 15, 2025
Q1 2025
|
Frontier Capital Management CO LLC
|
SELL
|
- |
-3.73K- 3.03% |
$97.9K - $144K
|
120K
$3.12M
|
|
|
May 15, 2025
Q1 2025
|
Silvercrest Asset Management Group LLC
New York, NY |
SELL
|
- |
-958- 0.57% |
$25.1K - $36.9K
|
166K
$4.32M
|
|
|
May 15, 2025
Q1 2025
|
Amundi
Paris, I0 |
SELL
|
- |
-4.66K- 23.79% |
$122K - $179K
|
14.9K
$389K
|
|
|
May 15, 2025
Q1 2025
|
Numerai Gp LLC
San Francisco, CA |
BUY
|
- |
34KNew |
$892K - $1.31M
|
34K
$886K
|
|
|
May 15, 2025
Q1 2025
|
Jain Global LLC
New York, NY |
BUY
|
- |
2.16K+ 12.03% |
$56.7K - $83.2K
|
20.1K
$525K
|
|
|
May 15, 2025
Q1 2025
|
Aristeia Capital LLC
Greenwich, CT |
SELL
|
- |
-9.4K- 21.74% |
$247K - $362K
|
33.8K
$882K
|
|
|
May 14, 2025
Q1 2025
|
Bi Asset Management Fondsmaeglerselskab A
Kobenhavn, G7 |
BUY
|
- |
1.36KNew |
$35.7K - $52.3K
|
1.36K
$35.4K
|
|
|
May 14, 2025
Q1 2025
|
Entry Point Capital, LLC
New York, NY |
SELL
|
- |
-5.16K- 37.78% |
$135K - $199K
|
8.5K
$221K
|
|
|
May 14, 2025
Q1 2025
|
Met Life Investment Management, LLC
Whippany, NJ |
SELL
|
- |
-359- 1.53% |
$9.42K - $13.8K
|
23.1K
$602K
|
|
|
May 14, 2025
Q1 2025
|
Rafferty Asset Management, LLC
New York, NY |
BUY
|
- |
8.13KNew |
$213K - $313K
|
8.13K
$212K
|
|
|
May 14, 2025
Q1 2025
|
Svb Wealth LLC
Boston, MA |
BUY
|
- |
34New |
$892 - $1.31K
|
34
$886
|
|
|
May 14, 2025
Q1 2025
|
Fora Capital, LLC
Miami, FL |
BUY
|
- |
6.9KNew |
$181K - $266K
|
6.9K
$180K
|
|
|
May 13, 2025
Q1 2025
|
True Wealth Design, LLC
Akron, OH |
BUY
|
- |
9New |
$236 - $346
|
9
$235
|
|
|
May 13, 2025
Q1 2025
|
Cibc World Markets Corp
New York, NY |
BUY
|
- |
8.4KNew |
$220K - $323K
|
8.4K
$219K
|
|
|
May 13, 2025
Q1 2025
|
Granite Investment Partners, LLC
|
SELL
|
- |
-20.9K- 5.27% |
$549K - $805K
|
376K
$9.79M
|
|
|
May 13, 2025
Q1 2025
|
Coldstream Capital Management Inc
|
BUY
|
- |
334New |
$8.76K - $12.9K
|
334
$8.7K
|
|
|
May 13, 2025
Q1 2025
|
State Of Tennessee, Treasury Department
Nashville, TN |
SELL
|
- |
-7.49K- 44.62% |
$197K - $288K
|
9.3K
$242K
|
|
|
May 13, 2025
Q1 2025
|
Corient Ia LLC
Miami, FL |
BUY
|
- |
7.5KNew |
$197K - $289K
|
7.5K
$195K
|
|
|
May 12, 2025
Q1 2025
|
Boston Partners
Boston, MA |
SELL
|
- |
-3.57K- 0.84% |
$93.6K - $137K
|
423K
$11M
|
|
|
May 12, 2025
Q1 2025
|
Barrow Hanley Mewhinney & Strauss LLC
Dallas, TX |
BUY
|
- |
20New |
$525 - $770
|
20
$521
|
|
|
May 12, 2025
Q1 2025
|
Connor, Clark & Lunn Investment Management Ltd.
|
SELL
|
- |
-35.1K- 52.14% |
$922K - $1.35M
|
32.2K
$840K
|
|
|
May 09, 2025
Q1 2025
|
Maryland State Retirement & Pension System
|
SELL
|
- |
-1.69K- 13.41% |
$44.5K - $65.2K
|
10.9K
$285K
|
|
|
May 07, 2025
Q1 2025
|
Xtx Topco LTD
London, X0 |
BUY
|
- |
18.4KNew |
$482K - $706K
|
18.4K
$478K
|
|
|
May 05, 2025
Q1 2025
|
Hussman Strategic Advisors, Inc.
Ellicott City, MD |
BUY
|
- |
31.5KNew |
$827K - $1.21M
|
31.5K
$821K
|
|
|
May 05, 2025
Q1 2025
|
Lindbrook Capital, LLC
|
BUY
|
- |
155+ 287.04% |
$4.07K - $5.96K
|
209
$5.45K
|
|
|
May 02, 2025
Q1 2025
|
Segall Bryant & Hamill, LLC
Chicago, IL |
SELL
|
- |
-7.7K- 40.76% |
$202K - $296K
|
11.2K
$291K
|
|
|
Apr 30, 2025
Q1 2025
|
Cornerstone Investment Partners, LLC
|
SELL
|
- |
-702- 8.04% |
$18.4K - $27K
|
8.03K
$209K
|
|
|
Apr 24, 2025
Q1 2025
|
Allspring Global Investments Holdings, LLC
|
BUY
|
- |
1.26K+ 8.97% |
$33.1K - $48.6K
|
15.3K
$399K
|
|
|
Apr 23, 2025
Q1 2025
|
Golden State Wealth Management, LLC
Santa Ana, CA |
BUY
|
- |
14New |
$367 - $539
|
14
$365
|
|
|
Apr 23, 2025
Q1 2025
|
Shaker Investments LLC
|
SELL
|
- |
-10K- 54.24% |
$264K - $387K
|
8.48K
$221K
|
|
|
Apr 22, 2025
Q1 2025
|
Cambridge Investment Research Advisors, Inc.
|
BUY
|
- |
1.69K+ 14.0% |
$44.5K - $65.2K
|
13.8K
$359K
|
|
|
Apr 21, 2025
Q1 2025
|
Cherry Tree Wealth Management, LLC
Minnetonka, MN |
BUY
|
- |
58New |
$1.52K - $2.23K
|
58
$1.51K
|
|
|
Apr 17, 2025
Q1 2025
|
Stephens Consulting, LLC
Flint, MI |
BUY
|
- |
15New |
$394 - $577
|
15
$391
|
|
|
Apr 10, 2025
Q1 2025
|
Hennion & Walsh Asset Management, Inc.
|
SELL
|
- |
-175- 2.2% |
$4.59K - $6.73K
|
7.76K
$202K
|
|
| Q4 2024 | |||||||
|
Feb 28, 2025
Q4 2024
|
Park Square Financial Group, LLC
Roswell, GA |
BUY
|
- |
64New |
$2.36K - $3.42K
|
64
$1.67K
|
|
|
Feb 19, 2025
Q4 2024
|
Invst, LLC
Indianapolis, IN |
SELL
|
- |
-3.04K- 21.15% |
$112K - $163K
|
11.3K
$296K
|
|
|
Feb 14, 2025
Q4 2024
|
Nuveen Asset Management, LLC
Chicago, IL |
SELL
|
- |
-112K- 54.0% |
$4.14M - $6M
|
95.7K
$2.49M
|
|
|
Feb 14, 2025
Q4 2024
|
Hsbc Holdings PLC
London, X0 |
BUY
|
- |
1.71K+ 23.43% |
$62.9K - $91.2K
|
8.99K
$234K
|
|
|
Feb 14, 2025
Q4 2024
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
CALL |
-18.1K- 55.86% |
$667K - $967K
|
14.3K
$373K
|
|
|
Feb 14, 2025
Q4 2024
|
Glenmede Trust CO Na
Philadelphia, PA |
SELL
|
- |
-13.1K- 34.69% |
$484K - $702K
|
24.7K
$645K
|
|
|
Feb 14, 2025
Q4 2024
|
Oberweis Asset Management Inc
Lisle, IL |
BUY
|
- |
23.4K+ 14.55% |
$864K - $1.25M
|
185K
$4.81M
|
|
|
Feb 14, 2025
Q4 2024
|
Verition Fund Management LLC
Greenwich, CT |
BUY
|
- |
1.18K+ 22.78% |
$43.3K - $62.8K
|
6.34K
$165K
|
|
|
Feb 14, 2025
Q4 2024
|
Virtus Fund Advisers, LLC
Hartford, CT |
BUY
|
- |
42+ 3.57% |
$1.55K - $2.24K
|
1.22K
$31.8K
|
|
|
Feb 14, 2025
Q4 2024
|
Redwood Investments, LLC
|
SELL
|
- |
-27- 0.13% |
$995 - $1.44K
|
21.5K
$559K
|
|
|
Feb 14, 2025
Q4 2024
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
SELL
|
- |
-29.6K- 76.3% |
$1.09M - $1.58M
|
9.2K
$240K
|
|
|
Feb 13, 2025
Q4 2024
|
Renaissance Group LLC
Covington, KY |
BUY
|
- |
29.7K+ 42.5% |
$1.09M - $1.59M
|
99.6K
$2.59M
|
|