A detailed history of Vident Advisory, LLC transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Vident Advisory, LLC holds 18,431 shares of AMPH stock, worth $480,311. This represents 0.0% of its overall portfolio holdings.

Number of Shares
18,431
Previous 17,279 6.67%
Holding current value
$480,311
Previous $397 Million 23.81%
% of portfolio
0.0%
Previous 0.0%

Shares

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

Nov 14, 2025

BUY
$20.62 - $30.81 $23,754 - $35,493
1,152 Added 6.67%
18,431 $491 Million
Q2 2025

Aug 14, 2025

BUY
$22.96 - $28.29 $396,725 - $488,822
17,279 New
17,279 $397 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 $1.28B
  • 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...
More about AMPH
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