Round Rock Advisors, LLC Amphastar Pharmaceuticals, Inc. Transaction History
Round Rock Advisors, LLC
- $604 Million
- Q3 2025
A detailed history of Round Rock Advisors, LLC transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Round Rock Advisors, LLC holds 8,580 shares of AMPH stock, worth $223,594. This represents 0.04% of its overall portfolio holdings.
Number of Shares
8,580Holding current value
$223,594% of portfolio
0.04%Shares
1 transactions
Others Institutions Holding AMPH
# of Institutions
263Shares Held
33.5MCall Options Held
73.4KPut Options Held
12.6K-
Black Rock Inc. New York, NY5.94MShares$155 Million0.01% of portfolio
-
Vanguard Group Inc Valley Forge, PA2.63MShares$68.6 Million0.0% of portfolio
-
Td Asset Management Inc1.93MShares$50.3 Million0.05% of portfolio
-
Dimensional Fund Advisors LP Austin, TX1.76MShares$45.8 Million0.01% of portfolio
-
State Street Corp Boston, MA1.5MShares$39.1 Million0.0% of portfolio
About Amphastar Pharmaceuticals, Inc.
- Ticker AMPH
- Exchange NASDAQ
- Sector Healthcare
- Industry Drug Manufacturers—Specialty & Generic
- Shares Outstandng 49,015,200
- Market Cap $1.28B
- Description
- Amphastar Pharmaceuticals, Inc., a bio-pharmaceutical company, develops, manufactures, markets, and sells generic and proprietary injectable, inhalation, and intranasal products in the United States, China, and France. The company operates through two segments, Finished Pharmaceutical Products and API. It offers Primatene Mist, an over-the-count...