Shares

22 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q1 2023

May 09, 2023

BUY
$27.99 - $37.92 $9.72 Million - $13.2 Million
347,212 New
347,212 $13 Billion
Q4 2022

Feb 14, 2023

BUY
$27.93 - $31.27 $9.66 Million - $10.8 Million
346,016 New
346,016 $9.7 Million
Q3 2022

Nov 14, 2022

SELL
$27.56 - $37.75 $81,880 - $112,155
-2,971 Reduced 0.81%
362,875 $10.2 Million
Q2 2022

Aug 15, 2022

SELL
$29.79 - $42.29 $1.06 Million - $1.5 Million
-35,559 Reduced 8.86%
365,846 $12.7 Million
Q1 2022

May 11, 2022

BUY
$22.96 - $36.45 $699,407 - $1.11 Million
30,462 Added 8.21%
401,405 $14.4 Million
Q4 2021

Feb 11, 2022

BUY
$18.14 - $23.29 $125,946 - $161,702
6,943 Added 1.91%
370,943 $8.64 Million
Q3 2021

Nov 12, 2021

BUY
$17.83 - $21.49 $150,699 - $181,633
8,452 Added 2.38%
364,000 $6.92 Million
Q2 2021

Aug 11, 2021

SELL
$17.11 - $20.92 $395,839 - $483,984
-23,135 Reduced 6.11%
355,548 $7.17 Million
Q1 2021

May 13, 2021

SELL
$17.21 - $20.65 $131,983 - $158,364
-7,669 Reduced 1.98%
378,683 $6.94 Million
Q4 2020

Feb 09, 2021

BUY
$17.76 - $21.24 $5,807 - $6,945
327 Added 0.08%
386,352 $7.77 Million
Q3 2020

Nov 12, 2020

BUY
$17.99 - $22.22 $151,493 - $187,114
8,421 Added 2.23%
386,025 $7.24 Million
Q2 2020

Aug 12, 2020

BUY
$14.25 - $22.46 $65,892 - $103,855
4,624 Added 1.24%
377,604 $8.48 Million
Q1 2020

May 06, 2020

SELL
$12.66 - $20.08 $199,838 - $316,962
-15,785 Reduced 4.06%
372,980 $5.54 Million
Q4 2019

Feb 14, 2020

BUY
$17.07 - $20.64 $92,929 - $112,364
5,444 Added 1.42%
388,765 $7.5 Million
Q3 2019

Nov 07, 2019

SELL
$19.12 - $22.62 $125,752 - $148,771
-6,577 Reduced 1.69%
383,321 $7.6 Million
Q2 2019

Aug 12, 2019

SELL
$18.92 - $22.96 $198,319 - $240,666
-10,482 Reduced 2.62%
389,898 $8.23 Million
Q1 2019

May 14, 2019

SELL
$19.46 - $25.28 $909,716 - $1.18 Million
-46,748 Reduced 10.46%
400,380 $8.18 Million
Q4 2018

Feb 11, 2019

BUY
$17.72 - $22.51 $500,146 - $635,344
28,225 Added 6.74%
447,128 $8.9 Million
Q3 2018

Nov 09, 2018

BUY
$15.39 - $19.38 $166,781 - $210,021
10,837 Added 2.66%
418,903 $0
Q2 2018

Aug 06, 2018

SELL
$14.63 - $19.6 $92,490 - $123,911
-6,322 Reduced 1.53%
408,066 $6.23 Million
Q1 2018

May 15, 2018

BUY
$17.23 - $20.35 $165,390 - $195,339
9,599 Added 2.37%
414,388 $7.77 Million
Q4 2017

Feb 09, 2018

BUY
$17.76 - $19.75 $7.19 Million - $7.99 Million
404,789
404,789 $7.79 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 $1.64B
  • 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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