A detailed history of Cynosure Management, LLC transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Cynosure Management, LLC holds 17,820 shares of AMPH stock, worth $418,948. This represents 0.05% of its overall portfolio holdings.

Number of Shares
17,820
Previous 12,401 43.7%
Holding current value
$418,948
Previous $359,000 13.93%
% of portfolio
0.05%
Previous 0.05%

Shares

6 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2025

Aug 12, 2025

BUY
$22.96 - $28.29 $124,420 - $153,303
5,419 Added 43.7%
17,820 $409,000
Q1 2025

May 12, 2025

BUY
$26.24 - $38.48 $125,505 - $184,049
4,783 Added 62.79%
12,401 $359,000
Q4 2024

Feb 12, 2025

BUY
$36.84 - $53.4 $7,073 - $10,252
192 Added 2.59%
7,618 $282,000
Q3 2024

Nov 13, 2024

SELL
$36.99 - $50.09 $68,431 - $92,666
-1,850 Reduced 19.94%
7,426 $360,000
Q2 2024

Aug 13, 2024

BUY
$38.65 - $43.48 $78,150 - $87,916
2,022 Added 27.87%
9,276 $371,000
Q1 2024

May 10, 2024

BUY
$42.85 - $63.45 $310,833 - $460,266
7,254 New
7,254 $318,000

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 $1.15B
  • 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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