A detailed history of Black Rock Inc. transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Black Rock Inc. holds 5,942,524 shares of AMPH stock, worth $232 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares
5,942,524
Previous 6,079,042 2.25%
Holding current value
$232 Million
Previous $267 Million 10.95%
% of portfolio
0.01%
Previous 0.01%

Shares

13 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q2 2024

Aug 13, 2024

SELL
$38.65 - $43.48 $5.28 Million - $5.94 Million
-136,518 Reduced 2.25%
5,942,524 $238 Million
Q1 2024

May 10, 2024

BUY
$42.85 - $63.45 $1.79 Million - $2.66 Million
41,884 Added 0.69%
6,079,042 $267 Million
Q4 2023

Feb 13, 2024

SELL
$44.49 - $62.93 $2.36 Million - $3.34 Million
-53,101 Reduced 0.87%
6,037,158 $373 Million
Q3 2023

Nov 13, 2023

BUY
$45.51 - $65.0 $92,476 - $132,080
2,032 Added 0.03%
6,090,259 $280 Million
Q2 2023

Aug 11, 2023

SELL
$35.77 - $58.38 $17.1 Million - $28 Million
-478,849 Reduced 7.29%
6,088,227 $350 Million
Q1 2023

May 12, 2023

SELL
$27.99 - $37.92 $13.2 Million - $17.9 Million
-471,693 Reduced 6.7%
6,567,076 $246 Million
Q4 2022

Feb 13, 2023

SELL
$27.93 - $31.27 $3.05 Million - $3.41 Million
-109,044 Reduced 1.53%
7,038,769 $197 Million
Q3 2022

Nov 14, 2022

BUY
$27.56 - $37.75 $2.08 Million - $2.85 Million
75,616 Added 1.07%
7,147,813 $201 Million
Q2 2022

Aug 12, 2022

SELL
$29.79 - $42.29 $933,231 - $1.32 Million
-31,327 Reduced 0.44%
7,072,197 $246 Million
Q1 2022

May 12, 2022

SELL
$22.96 - $36.45 $1.31 Million - $2.08 Million
-57,141 Reduced 0.8%
7,103,524 $255 Million
Q4 2021

Feb 10, 2022

SELL
$18.14 - $23.29 $306,856 - $393,973
-16,916 Reduced 0.24%
7,160,665 $167 Million
Q3 2021

Nov 09, 2021

SELL
$17.83 - $21.49 $1.64 Million - $1.98 Million
-92,038 Reduced 1.27%
7,177,581 $136 Million
Q2 2021

Aug 11, 2021

BUY
$17.11 - $20.92 $124 Million - $152 Million
7,269,619 New
7,269,619 $147 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 $1.92B
  • 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
Track This Portfolio

Track Black Rock Inc. Portfolio

Follow Black Rock Inc. and customize your updates to receive the information that matters most to you.

Portfolio Update

Get notified when there are updates to the investment portfolio of Black Rock Inc., based on Form 13F filings with the SEC.

News

Stay updated on Black Rock Inc. with notifications on news.