Amphastar Pharmaceuticals... (AMPH)
28.42
-0.08 (-0.28%)
At close: Mar 28, 2025, 3:59 PM
28.40
-0.07%
Pre-market: Mar 31, 2025, 04:02 AM EDT
13F Institute Ownership
Total Institutes of 265 in Amphastar Pharmaceuticals reduced their positions with a decrease of 17 investors compared to the previous quarter. An additional 44.87K shares, as total invested capital declined by $393.23M with ownership percentage increasing from 72.76% to 72.85%.
Options Activity
Institutions are holding more Calls Contracts as Puts Contracts, indicating a bullish sentiment.
Put/Call 0.298
0.30
Call Flow 26,500
77%
Put Flow 7,900
23%
Top Shareholders
| Institute | Ownership | Shares | Shares % Change | Market Value | Portfolio |
|---|---|---|---|---|---|
| Blackrock, Inc. | 12.58% | 6.12M | +1.41% | 227.15M | < 0.01% |
| Vanguard Group Inc | 5.58% | 2.71M | +0.12% | 100.79M | < 0.01% |
| Td Asset Management Inc | 3.79% | 1.84M | -13.81% | 68.33M | 0.06% |
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