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 |
|---|---|---|---|---|---|---|---|
|
Feb 13, 2025
Q4 2024
|
Neuberger Berman Group LLC
New York, NY |
SELL
|
- |
-241K- 14.92% |
$8.88M - $12.9M
|
1.37M
$35.8M
|
|
|
Feb 13, 2025
Q4 2024
|
Walleye Capital LLC
Plymouth, MN |
BUY
|
- |
8.67KNew |
$319K - $463K
|
8.67K
$226K
|
|
|
Feb 13, 2025
Q4 2024
|
Portolan Capital Management, LLC
Boston, MA |
SELL
|
- |
-197K- 59.99% |
$7.24M - $10.5M
|
131K
$3.42M
|
|
|
Feb 13, 2025
Q4 2024
|
Mesirow Institutional Investment Management, Inc.
Chicago, IL |
SELL
|
- |
-33.6K- 8.11% |
$1.24M - $1.79M
|
380K
$9.91M
|
|
|
Feb 13, 2025
Q4 2024
|
Trek Financial, LLC
Scottsdale, AZ |
BUY
|
- |
1.02K+ 15.43% |
$37.6K - $54.5K
|
7.64K
$199K
|
|
|
Feb 13, 2025
Q4 2024
|
Aster Capital Management (Difc) LTD
Dubai, C0 |
BUY
|
- |
2.87KNew |
$106K - $153K
|
2.87K
$74.8K
|
|
|
Feb 13, 2025
Q4 2024
|
Dynamic Technology Lab Private LTD
Singapore, U0 |
BUY
|
- |
14.5K+ 309.01% |
$533K - $773K
|
19.2K
$499K
|
|
|
Feb 12, 2025
Q4 2024
|
Alliancebernstein L.P.
New York, NY |
BUY
|
- |
889+ 1.79% |
$32.8K - $47.5K
|
50.6K
$1.32M
|
|
|
Feb 11, 2025
Q4 2024
|
Klp Kapitalforvaltning As
Oslo, Q8 |
BUY
|
- |
7.4KNew |
$273K - $395K
|
7.4K
$193K
|
|
|
Feb 11, 2025
Q4 2024
|
Axq Capital, LP
Jersey City, NJ |
BUY
|
- |
6.62KNew |
$244K - $354K
|
6.62K
$173K
|
|
|
Feb 10, 2025
Q4 2024
|
Advisors Asset Management, Inc.
Monument, CO |
SELL
|
- |
-474- 54.3% |
$17.5K - $25.3K
|
399
$10.4K
|
|
|
Feb 07, 2025
Q4 2024
|
Zurcher Kantonalbank (Zurich Cantonalbank)
Zurich, V8 |
BUY
|
- |
1.26K+ 20.18% |
$46.4K - $67.3K
|
7.5K
$196K
|
|
|
Feb 07, 2025
Q4 2024
|
Tiemann Investment Advisors, LLC
Menlo Park, CA |
BUY
|
- |
6.96KNew |
$256K - $372K
|
6.96K
$181K
|
|
|
Feb 07, 2025
Q4 2024
|
Wealthfront Advisers LLC
|
BUY
|
- |
250KNew |
$9.2M - $13.3M
|
250K
$6.5M
|
|
|
Feb 06, 2025
Q4 2024
|
Chatham Capital Group, Inc.
|
SELL
|
- |
-395- 1.43% |
$14.6K - $21.1K
|
27.3K
$711K
|
|
|
Feb 05, 2025
Q4 2024
|
Mutual Of America Capital Management LLC
New York, NY |
SELL
|
- |
-106- 0.11% |
$3.91K - $5.66K
|
92.3K
$2.4M
|
|
|
Feb 04, 2025
Q4 2024
|
Advisor Os, LLC
|
SELL
|
- |
-628- 2.41% |
$23.1K - $33.5K
|
25.4K
$662K
|
|
|
Feb 03, 2025
Q4 2024
|
Handelsbanken Fonder Ab
|
SELL
|
- |
-2.5K- 14.79% |
$92.1K - $134K
|
14.4K
$375K
|
|
|
Jan 31, 2025
Q4 2024
|
Sanctuary Advisors, LLC
Indianapolis, IN |
SELL
|
- |
-257- 2.51% |
$9.47K - $13.7K
|
9.98K
$260K
|
|
|
Jan 31, 2025
Q4 2024
|
Truist Financial Corp
|
SELL
|
- |
-64- 1.12% |
$2.36K - $3.42K
|
5.66K
$148K
|
|
|
Jan 31, 2025
Q4 2024
|
D.A. Davidson & Co.
|
BUY
|
- |
11.2KNew |
$414K - $600K
|
11.2K
$293K
|
|
|
Jan 30, 2025
Q4 2024
|
Asset Management One Co., Ltd.
|
SELL
|
- |
-312- 19.39% |
$11.5K - $16.7K
|
1.3K
$33.8K
|
|
|
Jan 29, 2025
Q4 2024
|
Cornerstone Planning Group LLC
Fairfield, NJ |
BUY
|
- |
13New |
$479 - $694
|
13
$339
|
|
|
Jan 27, 2025
Q4 2024
|
Nvwm, LLC
|
BUY
|
- |
201+ 47.18% |
$7.4K - $10.7K
|
627
$16.3K
|
|
|
Jan 27, 2025
Q4 2024
|
Yorktown Management & Research CO Inc
|
BUY
|
- |
6.6KNew |
$243K - $352K
|
6.6K
$172K
|
|
|
Jan 22, 2025
Q4 2024
|
Kbc Group Nv
|
BUY
|
- |
650+ 43.07% |
$23.9K - $34.7K
|
2.16K
$56.3K
|
|
|
Jan 17, 2025
Q4 2024
|
Dakota Wealth Management
|
BUY
|
- |
1.32K+ 31.75% |
$48.7K - $70.6K
|
5.49K
$143K
|
|
|
Jan 13, 2025
Q4 2024
|
Mendota Financial Group, LLC
Madison, WI |
SELL
|
- |
-1.08K- 23.98% |
$39.8K - $57.7K
|
3.43K
$89.3K
|
|
|
Jan 13, 2025
Q4 2024
|
Eagle Bay Advisors LLC
New York, NY |
SELL
|
- |
-12- 12.77% |
$442 - $641
|
82
$2.14K
|
|
|
Jan 10, 2025
Q4 2024
|
Bruce G. Allen Investments, LLC
Denver, CO |
BUY
|
- |
9New |
$332 - $481
|
9
$235
|
|
| Q3 2024 | |||||||
|
Jul 31, 2025
Q3 2024
|
Brinker Capital Investments, LLC
|
BUY
|
- |
4.92KNew |
$182K - $246K
|
4.92K
$128K
|
|
|
Nov 15, 2024
Q3 2024
|
Legacy Wealth Managment, Llc/Id
Boise, ID |
BUY
|
- |
10New |
$370 - $501
|
10
$261
|
|
|
Nov 15, 2024
Q3 2024
|
Orion Portfolio Solutions, LLC
|
BUY
|
- |
4.92KNew |
$182K - $246K
|
4.92K
$128K
|
|
|
Nov 14, 2024
Q3 2024
|
Pensionmark Financial Group, LLC
Santa Barbara, CA |
BUY
|
- |
33.2KNew |
$1.23M - $1.67M
|
33.2K
$866K
|
|
|
Nov 14, 2024
Q3 2024
|
Cresset Asset Management, LLC
Chicago, IL |
BUY
|
- |
4.36KNew |
$161K - $219K
|
4.36K
$114K
|
|
|
Nov 14, 2024
Q3 2024
|
Weiss Asset Management LP
Boston, MA |
BUY
|
- |
102KNew |
$3.79M - $5.13M
|
102K
$2.67M
|
|
|
Nov 14, 2024
Q3 2024
|
Steward Partners Investment Advisory, LLC
|
SELL
|
- |
-250- 38.46% |
$9.25K - $12.5K
|
400
$10.4K
|
|
|
Nov 14, 2024
Q3 2024
|
Two Sigma Securities, LLC
New York, NY |
BUY
|
- |
4.92KNew |
$182K - $246K
|
4.92K
$128K
|
|
|
Nov 14, 2024
Q3 2024
|
Taika Capital, LP
Sunny Isles Beach, FL |
BUY
|
- |
36.8KNew |
$1.36M - $1.84M
|
36.8K
$958K
|
|
|
Nov 14, 2024
Q3 2024
|
Cubist Systematic Strategies, LLC
Stamford, CT |
SELL
|
- |
-39K- 70.73% |
$1.44M - $1.95M
|
16.1K
$420K
|
|
|
Nov 14, 2024
Q3 2024
|
Sherbrooke Park Advisers LLC
White Plains, NY |
SELL
|
- |
-8.01K- 52.86% |
$296K - $401K
|
7.14K
$186K
|
|
|
Nov 14, 2024
Q3 2024
|
Boone Capital Management LLC
Atlanta, GA |
SELL
|
- |
-179K- 36.06% |
$6.6M - $8.94M
|
317K
$8.25M
|
|
|
Nov 14, 2024
Q3 2024
|
Point72 Asia (Singapore) Pte. Ltd.
Singapore, U0 |
BUY
|
- |
398+ 53.35% |
$14.7K - $19.9K
|
1.14K
$29.8K
|
|
|
Nov 14, 2024
Q3 2024
|
Point72 (Difc) LTD
Dubai, C0 |
BUY
|
- |
1.83K+ 85.9% |
$67.6K - $91.5K
|
3.95K
$103K
|
|
|
Nov 14, 2024
Q3 2024
|
Legacy Investment Solutions, LLC
Meridian, ID |
BUY
|
- |
10New |
$370 - $501
|
10
$261
|
|
|
Nov 14, 2024
Q3 2024
|
Petrus Trust Company, Lta
Dallas, TX |
SELL
|
- |
-2.05K- 29.0% |
$75.8K - $103K
|
5.01K
$131K
|
|
|
Nov 13, 2024
Q3 2024
|
Hancock Whitney Corp
|
SELL
|
- |
-629- 10.96% |
$23.3K - $31.5K
|
5.11K
$133K
|
|
|
Nov 13, 2024
Q3 2024
|
Cetera Investment Advisers
Schaumburg, IL |
BUY
|
- |
5.24KNew |
$194K - $262K
|
5.24K
$136K
|
|
|
Nov 13, 2024
Q3 2024
|
Globeflex Capital L P
San Diego, CA |
BUY
|
- |
1.16K+ 2272.55% |
$42.9K - $58.1K
|
1.21K
$31.5K
|
|
|
Nov 12, 2024
Q3 2024
|
Xponance, Inc.
|
BUY
|
- |
4.5KNew |
$166K - $225K
|
4.5K
$117K
|
|