Latest Institutional Purchases of Amphastar Pharmaceuticals, Inc. (AMPH)
This list provides information on the latest institutional transactions involving Amphastar Pharmaceuticals, Inc. (AMPH) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Jul 11, 2025
Q2 2025
|
Cx Institutional
|
BUY
|
- |
181K+ 220.5% |
$4.16M - $5.12M
|
263K
$5.91M
|
|
|
Jul 11, 2025
Q2 2025
|
Assenagon Asset Management S.A.
|
BUY
|
- |
1.39K+ 9.16% |
$32K - $39.4K
|
16.6K
$373K
|
|
|
Jul 10, 2025
Q2 2025
|
Exchange Traded Concepts, LLC
|
BUY
|
- |
965+ 10.88% |
$22.2K - $27.3K
|
9.83K
$221K
|
|
|
Jul 08, 2025
Q2 2025
|
Massmutual Trust CO Fsb
|
BUY
|
- |
831+ 192.81% |
$19.1K - $23.5K
|
1.26K
$28.3K
|
|
|
Jul 07, 2025
Q2 2025
|
Versant Capital Management, Inc
|
BUY
|
- |
268+ 75.28% |
$6.15K - $7.58K
|
624
$14K
|
|
|
Jul 07, 2025
Q2 2025
|
Parallel Advisors, LLC
|
BUY
|
- |
244+ 420.69% |
$5.6K - $6.9K
|
302
$6.78K
|
|
|
Jul 11, 2025
Q2 2025
|
Farther Finance Advisors, LLC
San Francisco, CA |
BUY
|
- |
72+ 53.33% |
$1.65K - $2.04K
|
207
$4.65K
|
|
|
Jul 09, 2025
Q2 2025
|
Harbor Capital Advisors, Inc.
|
BUY
|
- |
39+ 17.18% |
$895 - $1.1K
|
266
$5.97K
|
|
| Q1 2025 | |||||||
|
May 15, 2025
Q1 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
- |
612K+ 238.54% |
$16.1M - $23.5M
|
869K
$19.5M
|
|
|
May 15, 2025
Q1 2025
|
Marshall Wace, LLP
London, X0 |
BUY
|
- |
423K+ 69.49% |
$11.1M - $16.3M
|
1.03M
$23.2M
|
|
|
May 07, 2025
Q1 2025
|
Td Asset Management Inc
|
BUY
|
- |
372K+ 20.21% |
$9.76M - $14.3M
|
2.21M
$49.6M
|
|
|
May 14, 2025
Q1 2025
|
Exodus Point Capital Management, LP
New York, NY |
BUY
|
- |
343KNew |
$9.01M - $13.2M
|
343K
$7.7M
|
|
|
May 06, 2025
Q1 2025
|
Royce & Associates LP
|
BUY
|
- |
239K+ 2684.3% |
$6.27M - $9.2M
|
248K
$5.56M
|
|
|
Apr 21, 2025
Q1 2025
|
Boston Trust Walden Corp
|
BUY
|
- |
237K+ 24.18% |
$6.21M - $9.11M
|
1.22M
$27.3M
|
|
|
May 15, 2025
Q1 2025
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
- |
162KNew |
$4.25M - $6.24M
|
162K
$3.64M
|
|
|
May 14, 2025
Q1 2025
|
Epoch Investment Partners, Inc.
New York, NY |
BUY
|
- |
160K+ 14.53% |
$4.2M - $6.16M
|
1.26M
$28.3M
|
|
|
May 13, 2025
Q1 2025
|
Dimensional Fund Advisors LP
Austin, TX |
BUY
|
- |
158K+ 13.16% |
$4.14M - $6.07M
|
1.36M
$30.4M
|
|
|
May 15, 2025
Q1 2025
|
Qube Research & Technologies LTD
London, X0 |
BUY
|
- |
144K+ 124.63% |
$3.77M - $5.53M
|
259K
$5.81M
|
|
|
May 13, 2025
Q1 2025
|
Fuller & Thaler Asset Management, Inc.
San Mateo, CA |
BUY
|
- |
131K+ 11.53% |
$3.43M - $5.03M
|
1.26M
$28.4M
|
|
|
May 14, 2025
Q1 2025
|
Susquehanna Fundamental Investments, LLC
Bala Cynwyd, PA |
BUY
|
- |
115KNew |
$3.02M - $4.43M
|
115K
$2.58M
|
|
|
May 12, 2025
Q1 2025
|
Nuveen, LLC
Charlotte, NC |
BUY
|
- |
95.7KNew |
$2.51M - $3.68M
|
95.7K
$2.15M
|
|
|
May 15, 2025
Q1 2025
|
Hrt Financial LP
New York, NY |
BUY
|
- |
86.4KNew |
$2.27M - $3.32M
|
86.4K
$1.94M
|
|
|
May 14, 2025
Q1 2025
|
Systematic Financial Management LP
Teaneck, NJ |
BUY
|
- |
80.2K+ 32.55% |
$2.1M - $3.09M
|
327K
$7.33M
|
|
|
May 15, 2025
Q1 2025
|
Voloridge Investment Management, LLC
Jupiter, FL |
BUY
|
- |
72.6K+ 50.59% |
$1.9M - $2.79M
|
216K
$4.85M
|
|
|
May 12, 2025
Q1 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
60.3K+ 20.17% |
$1.58M - $2.32M
|
359K
$8.06M
|
|
|
Apr 30, 2025
Q1 2025
|
Steel Peak Wealth Management LLC
|
BUY
|
- |
55.8KNew |
$1.46M - $2.15M
|
55.8K
$1.25M
|
|
|
May 15, 2025
Q1 2025
|
Squarepoint Ops LLC
New York, NY |
BUY
|
- |
52.1K+ 294.98% |
$1.37M - $2.01M
|
69.8K
$1.57M
|
|
|
May 14, 2025
Q1 2025
|
Texas Permanent School Fund
Austin, TX |
BUY
|
- |
51.9KNew |
$1.36M - $2M
|
51.9K
$1.16M
|
|
|
Apr 14, 2025
Q1 2025
|
Bridge City Capital, LLC
Lake Oswego, OR |
BUY
|
- |
45.8K+ 65.28% |
$1.2M - $1.76M
|
116K
$2.6M
|
|
|
May 14, 2025
Q1 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
- |
39.4K+ 126.15% |
$1.03M - $1.52M
|
70.7K
$1.59M
|
|
|
May 13, 2025
Q1 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
39K+ 4.26% |
$1.02M - $1.5M
|
955K
$21.4M
|
|
|
May 15, 2025
Q1 2025
|
Numerai Gp LLC
San Francisco, CA |
BUY
|
- |
34KNew |
$892K - $1.31M
|
34K
$763K
|
|
|
May 14, 2025
Q1 2025
|
Hotchkis & Wiley Capital Management LLC
Los Angeles, CA |
BUY
|
- |
32.6K+ 13.74% |
$856K - $1.26M
|
270K
$6.06M
|
|
|
May 05, 2025
Q1 2025
|
Hussman Strategic Advisors, Inc.
Ellicott City, MD |
BUY
|
- |
31.5KNew |
$827K - $1.21M
|
31.5K
$707K
|
|
|
May 08, 2025
Q1 2025
|
Gsa Capital Partners LLP
London, X0 |
BUY
|
- |
27.9K+ 159.82% |
$731K - $1.07M
|
45.3K
$1.02M
|
|
|
May 15, 2025
Q1 2025
|
Graham Capital Management, L.P.
Rowayton, CT |
BUY
|
- |
26.4KNew |
$693K - $1.02M
|
26.4K
$593K
|
|
|
May 12, 2025
Q1 2025
|
Public Sector Pension Investment Board
Montreal, A8 |
BUY
|
- |
25.5K+ 27.24% |
$668K - $980K
|
119K
$2.67M
|
|
|
May 15, 2025
Q1 2025
|
Aqr Capital Management LLC
Greenwich, CT |
BUY
|
- |
24.2K+ 82.0% |
$634K - $930K
|
53.6K
$1.2M
|
|
|
May 15, 2025
Q1 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
BUY
|
- |
21.8KNew |
$572K - $839K
|
21.8K
$489K
|
|
|
May 15, 2025
Q1 2025
|
Creative Planning
Overland Park, KS |
BUY
|
- |
20.1K+ 154723.08% |
$528K - $774K
|
20.1K
$452K
|
|
|
May 07, 2025
Q1 2025
|
Xtx Topco LTD
London, X0 |
BUY
|
- |
18.4KNew |
$482K - $706K
|
18.4K
$412K
|
|
|
May 20, 2025
Q1 2025
|
Intech Investment Management LLC
West Palm Beach, FL |
BUY
|
- |
18.1K+ 43.01% |
$476K - $698K
|
60.3K
$1.35M
|
|
|
May 02, 2025
Q1 2025
|
Victory Capital Management Inc
|
BUY
|
- |
17.7K+ 27.92% |
$464K - $681K
|
81.1K
$1.82M
|
|
|
May 13, 2025
Q1 2025
|
Algert Global LLC
San Francisco, CA |
BUY
|
- |
17.3KNew |
$454K - $666K
|
17.3K
$388K
|
|
|
May 13, 2025
Q1 2025
|
Wellington Management Group LLP
Boston, MA |
BUY
|
- |
16.9KNew |
$444K - $651K
|
16.9K
$380K
|
|
|
May 15, 2025
Q1 2025
|
Man Group PLC
London, X0 |
BUY
|
- |
16.4K+ 75.2% |
$431K - $632K
|
38.2K
$858K
|
|
|
May 15, 2025
Q1 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
15.6K+ 11.09% |
$408K - $599K
|
156K
$3.5M
|
|
|
May 12, 2025
Q1 2025
|
Citigroup Inc
|
BUY
|
- |
14.6K+ 23.06% |
$382K - $560K
|
77.7K
$1.74M
|
|
|
May 06, 2025
Q1 2025
|
Legato Capital Management LLC
|
BUY
|
- |
11.2K+ 60.87% |
$295K - $432K
|
29.7K
$666K
|
|
|
May 01, 2025
Q1 2025
|
New York State Common Retirement Fund
|
BUY
|
- |
11.1K+ 15.71% |
$291K - $426K
|
81.6K
$1.83M
|
|