Charles Schwab Investment Management Inc Amphastar Pharmaceuticals, Inc. Transaction History
Charles Schwab Investment Management Inc
- $557 Billion
- Q2 2025
A detailed history of Charles Schwab Investment Management Inc transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Charles Schwab Investment Management Inc holds 346,784 shares of AMPH stock, worth $10.5 Million. This represents 0.0% of its overall portfolio holdings.
Number of Shares
346,784
Previous 326,226
6.3%
Holding current value
$10.5 Million
Previous $9.46 Million
15.81%
% of portfolio
0.0%
Previous 0.0%
Shares
32 transactions
Others Institutions Holding AMPH
# of Institutions
255Shares Held
33.4MCall Options Held
20.8KPut Options Held
11.9K-
Black Rock Inc. New York, NY5.94MShares$180 Million0.01% of portfolio
-
Vanguard Group Inc Valley Forge, PA2.69MShares$81.5 Million0.0% of portfolio
-
Td Asset Management Inc2.03MShares$61.8 Million0.04% of portfolio
-
Dimensional Fund Advisors LP Austin, TX1.63MShares$49.4 Million0.01% of portfolio
-
State Street Corp Boston, MA1.6MShares$48.7 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 $1.49B
- 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...