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 (x$1000) Activity % Port
1. 340,593 $12,772,238 +26% 1.21%
2.
D E Shaw

D. E. Shaw

137,313 $5,149,238 +137% 0%
3. 110,887 $4,158,263 -2% 0%
4. 65,418 $2,453,168 0%
5.
Marshall Wace LLP

Paul Marshall And Ian Wace

64,209 $2,407,839 0%
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
$44.35 10,500 Officer, Director 105,148 2023-05-18 Filing
$44.21 10,000 Officer 87,598 2023-05-18 Filing
$44.01 4,519 Director 4,163 2023-05-18 Filing
$43.13 5,000 Director 80,117 2023-05-17 Filing
$43.15 1,500 Director 8,682 2023-05-15 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value (x$1000) % Port
1. 6,567,076 $246,265,353 0%
2. 3,386,613 $126,997,988 0.31%
3. 2,650,719 $99,401,964 0%
4. 1,917,571 $71,909,496 0.02%
5. 1,359,495 $50,981,063 0%
News See All