Amphastar Pharmaceuticals Inc. (AMPH)

Market is closed

Hedge Fund Popularity

13F filing is ongoing

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value Activity % Port
1.
Marshall Wace LLP

Paul Marshall And Ian Wace

1,031,722 $29,909,622 +70% 0.04%
2.
Millennium Management

Israel Englander

868,551 $25,179,293 +239% 0.01%
3.
Empyrean Capital PartnersNOTE 2.000% 3/1

Michael A. Price And Amos Meron

17,000,000 $15,109,600 0.54%
4. 495,000 $14,350,050 -6% 0.02%
5. 247,858 $7,185,403 +2685% 0.08%
Insider Trading: Purchases See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$20.26 1,000 Director 13,151 2020-08-14 Filing
$16.06 15,000 Large Shareholder, Officer, Director 2,080,619 2018-05-16 Filing
$16.08 25,000 Large Shareholder, Officer, Director 2,065,619 2018-05-15 Filing
$10.84 6,000 Director 101,215 2014-08-25 Filing
$10.00 3,500 Director 17,639 2014-08-19 Filing
Insider Trading: Sales See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$25.67 500 72,909 2025-06-02 Filing
$24.08 500 73,409 2025-05-01 Filing
$28.38 500 73,909 2025-04-01 Filing
$27.99 1,000 74,409 2025-03-06 Filing
$27.54 4,231 97,363 2025-03-04 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value % Port
1. 6,147,658 $178,220,606 0%
2. 92,674,000 $82,460,479 0.56%
3. 2,422,904 $70,239,986 0%
4. 2,212,142 $64,129,997 0.06%
5. 1,604,614 $46,517,760 0%
News See All