Amphastar Pharmaceuticals Inc. (AMPH)

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value (x$1000) Activity % Port
1. 225,600 $4,133 -28% 0%
2.
Millennium Management

Israel Englander

119,695 $2,193 -34% 0%
3.
Arrowstreet Capital

Peter Rathjens, Bruce Clarke And John Campbell

55,869 $1,024 0%
4. 49,766 $912 +6% 0.05%
5.
Tudor Investment Corp

Paul Tudor Jones

43,789 $802 +68% 0.01%
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
$20.87 6,000 Officer 86,244 2021-07-26 Filing
$20.57 5,187 Officer 86,244 2021-07-20 Filing
$20.01 31,524 Officer 54,077 2021-07-15 Filing
$20.37 10,000 Officer 112,278 2021-07-07 Filing
$19.58 4,732 Officer 86,244 2021-06-09 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value (x$1000) % Port
1. 281,168 $5,668 0%
2. 190,017 $3,831 0.01%
3. 33,747 $680 0.02%
4. 27,334 $551 0%
5. 25,378 $511 0%
News See All