A detailed history of Virginia Retirement Systems Et Al transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Virginia Retirement Systems Et Al holds 13,562 shares of AMPH stock, worth $321,826. This represents 0.0% of its overall portfolio holdings.

Number of Shares
13,562
Previous 8,762 54.78%
Holding current value
$321,826
Previous $201,000 79.6%
% of portfolio
0.0%
Previous 0.0%

Shares

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

Oct 20, 2025

BUY
$20.62 - $30.81 $98,976 - $147,888
4,800 Added 54.78%
13,562 $361,000
Q2 2025

Jul 29, 2025

SELL
$22.96 - $28.29 $18,368 - $22,632
-800 Reduced 8.37%
8,762 $201,000
Q1 2025

Jul 16, 2025

SELL
$26.24 - $38.48 $347,365 - $509,398
-13,238 Reduced 58.06%
9,562 $277,000
Q3 2023

Jan 02, 2024

SELL
$45.51 - $65.0 $295,815 - $422,500
-6,500 Reduced 22.18%
22,800 $1.05 Million
Q2 2023

Aug 22, 2023

BUY
$35.77 - $58.38 $85,848 - $140,112
2,400 Added 8.92%
29,300 $1.68 Million
Q1 2023

Jul 11, 2023

BUY
$27.99 - $37.92 $36,387 - $49,296
1,300 Added 5.08%
26,900 $1.01 Million
Q4 2022

May 17, 2023

BUY
$27.93 - $31.27 $248,577 - $278,303
8,900 Added 53.29%
25,600 $717 Million
Q3 2022

May 16, 2023

BUY
$27.56 - $37.75 $460,252 - $630,425
16,700 New
16,700 $469 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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