A detailed history of Cx Institutional transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Cx Institutional holds 63,316 shares of AMPH stock, worth $1.5 Million. This represents 0.05% of its overall portfolio holdings.

Number of Shares
63,316
Previous 263,283 75.95%
Holding current value
$1.5 Million
Previous $6.05 Million 72.09%
% of portfolio
0.05%
Previous 0.21%

Shares

3 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Oct 23, 2025

SELL
$20.62 - $30.81 $4.12 Million - $6.16 Million
-199,967 Reduced 75.95%
63,316 $1.69 Million
Q2 2025

Jul 11, 2025

BUY
$22.96 - $28.29 $4.16 Million - $5.12 Million
181,136 Added 220.5%
263,283 $6.05 Million
Q1 2025

Apr 15, 2025

BUY
$26.24 - $38.48 $2.16 Million - $3.16 Million
82,147 New
82,147 $2.38 Million

Others Institutions Holding AMPH

About Amphastar Pharmaceuticals, Inc.


  • Ticker AMPH
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Drug Manufacturers—Specialty & Generic
  • Shares Outstandng 49,015,200
  • Market Cap $1.16B
  • 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...
More about AMPH
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