A detailed history of Alliancebernstein L.P. transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Alliancebernstein L.P. holds 49,741 shares of AMPH stock, worth $2.23 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
49,741
Previous 49,770 0.06%
Holding current value
$2.23 Million
Previous $1.99 Million 21.26%
% of portfolio
0.0%
Previous 0.0%

Shares

27 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 14, 2024

SELL
$36.99 - $50.09 $1,072 - $1,452
-29 Reduced 0.06%
49,741 $2.41 Million
Q2 2024

Aug 14, 2024

BUY
$38.65 - $43.48 $97,784 - $110,004
2,530 Added 5.36%
49,770 $1.99 Million
Q1 2024

May 14, 2024

SELL
$42.85 - $63.45 $1.27 Million - $1.88 Million
-29,650 Reduced 38.56%
47,240 $2.07 Million
Q4 2023

Feb 14, 2024

SELL
$44.49 - $62.93 $2.45 Million - $3.46 Million
-55,060 Reduced 41.73%
76,890 $4.76 Million
Q3 2023

Nov 14, 2023

BUY
$45.51 - $65.0 $3.73 Million - $5.32 Million
81,870 Added 163.48%
131,950 $6.07 Million
Q2 2023

Aug 15, 2023

BUY
$35.77 - $58.38 $185,395 - $302,583
5,183 Added 11.54%
50,080 $2.88 Million
Q1 2023

May 15, 2023

SELL
$27.99 - $37.92 $994,960 - $1.35 Million
-35,547 Reduced 44.19%
44,897 $1.68 Million
Q4 2022

Feb 14, 2023

BUY
$27.93 - $31.27 $836,643 - $936,692
29,955 Added 59.33%
80,444 $2.25 Million
Q3 2022

Nov 15, 2022

BUY
$27.56 - $37.75 $3,913 - $5,360
142 Added 0.28%
50,489 $1.42 Million
Q2 2022

Aug 15, 2022

BUY
$29.79 - $42.29 $123,360 - $175,122
4,141 Added 8.96%
50,347 $1.75 Million
Q1 2022

May 13, 2022

BUY
$22.96 - $36.45 $3,512 - $5,576
153 Added 0.33%
46,206 $1.66 Million
Q4 2021

Feb 14, 2022

SELL
$18.14 - $23.29 $759,739 - $975,431
-41,882 Reduced 47.63%
46,053 $1.07 Million
Q3 2021

Nov 10, 2021

BUY
$17.83 - $21.49 $717,924 - $865,294
40,265 Added 84.47%
87,935 $1.67 Million
Q1 2021

May 06, 2021

SELL
$17.21 - $20.65 $726,485 - $871,698
-42,213 Reduced 46.96%
47,670 $873,000
Q4 2020

Feb 08, 2021

BUY
$17.76 - $21.24 $19,056 - $22,790
1,073 Added 1.21%
89,883 $1.81 Million
Q3 2020

Nov 12, 2020

SELL
$17.99 - $22.22 $345,407 - $426,624
-19,200 Reduced 17.78%
88,810 $1.67 Million
Q2 2020

Aug 13, 2020

SELL
$14.25 - $22.46 $2,565 - $4,042
-180 Reduced 0.17%
108,010 $2.43 Million
Q1 2020

May 14, 2020

SELL
$12.66 - $20.08 $14,559 - $23,091
-1,150 Reduced 1.05%
108,190 $1.61 Million
Q4 2019

Feb 18, 2020

BUY
$17.07 - $20.64 $23,898 - $28,896
1,400 Added 1.3%
109,340 $2.11 Million
Q3 2019

Nov 14, 2019

SELL
$19.12 - $22.62 $157,740 - $186,615
-8,250 Reduced 7.1%
107,940 $2.14 Million
Q2 2019

Aug 14, 2019

BUY
$18.92 - $22.96 $272,448 - $330,624
14,400 Added 14.15%
116,190 $2.45 Million
Q1 2019

May 14, 2019

SELL
$19.46 - $25.28 $410,800 - $533,660
-21,110 Reduced 17.18%
101,790 $2.08 Million
Q4 2018

Feb 13, 2019

SELL
$17.72 - $22.51 $21,264 - $27,012
-1,200 Reduced 0.97%
122,900 $2.45 Million
Q2 2018

Aug 13, 2018

BUY
$14.63 - $19.6 $300,353 - $402,388
20,530 Added 19.82%
124,100 $1.89 Million
Q1 2018

May 14, 2018

SELL
$17.23 - $20.35 $171,438 - $202,482
-9,950 Reduced 8.76%
103,570 $1.94 Million
Q4 2017

Feb 13, 2018

BUY
$17.76 - $19.75 $1.21 Million - $1.34 Million
67,920 Added 148.95%
113,520 $2.18 Million
Q3 2017

Nov 13, 2017

BUY
$14.73 - $17.99 $671,688 - $820,343
45,600
45,600 $815,000

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 $2.2B
  • 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 Alliancebernstein L.P. Portfolio

Follow Alliancebernstein L.P. 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 Alliancebernstein L.P., based on Form 13F filings with the SEC.

News

Stay updated on Alliancebernstein L.P. with notifications on news.