A detailed history of Northern Trust Corp transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Northern Trust Corp holds 583,362 shares of AMPH stock, worth $19.5 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
583,362
Previous 564,123 3.41%
Holding current value
$19.5 Million
Previous $22.6 Million 25.47%
% of portfolio
0.0%
Previous 0.0%

Shares

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

Nov 13, 2024

BUY
$36.99 - $50.09 $711,650 - $963,681
19,239 Added 3.41%
583,362 $28.3 Million
Q2 2024

Aug 14, 2024

BUY
$38.65 - $43.48 $129,129 - $145,266
3,341 Added 0.6%
564,123 $22.6 Million
Q1 2024

May 14, 2024

SELL
$42.85 - $63.45 $627,109 - $928,590
-14,635 Reduced 2.54%
560,782 $24.6 Million
Q4 2023

Feb 13, 2024

BUY
$44.49 - $62.93 $711,573 - $1.01 Million
15,994 Added 2.86%
575,417 $35.6 Million
Q3 2023

Nov 13, 2023

SELL
$45.51 - $65.0 $3.46 Million - $4.94 Million
-76,020 Reduced 11.96%
559,423 $25.7 Million
Q2 2023

Aug 11, 2023

SELL
$35.77 - $58.38 $493,089 - $804,768
-13,785 Reduced 2.12%
635,443 $36.5 Million
Q1 2023

May 15, 2023

BUY
$27.99 - $37.92 $5.91 Million - $8.01 Million
211,281 Added 48.24%
649,228 $24.3 Million
Q4 2022

Feb 13, 2023

BUY
$27.93 - $31.27 $637,641 - $713,894
22,830 Added 5.5%
437,947 $12.3 Million
Q3 2022

Nov 14, 2022

SELL
$27.56 - $37.75 $716 - $981
-26 Reduced 0.01%
415,117 $11.7 Million
Q2 2022

Aug 12, 2022

BUY
$29.79 - $42.29 $327,719 - $465,232
11,001 Added 2.72%
415,143 $14.4 Million
Q1 2022

May 13, 2022

SELL
$22.96 - $36.45 $408,894 - $649,138
-17,809 Reduced 4.22%
404,142 $14.5 Million
Q4 2021

Feb 08, 2022

SELL
$18.14 - $23.29 $26,012 - $33,397
-1,434 Reduced 0.34%
421,951 $9.83 Million
Q3 2021

Nov 15, 2021

SELL
$17.83 - $21.49 $182,186 - $219,584
-10,218 Reduced 2.36%
423,385 $8.05 Million
Q2 2021

Aug 13, 2021

SELL
$17.11 - $20.92 $458,667 - $560,802
-26,807 Reduced 5.82%
433,603 $8.74 Million
Q1 2021

May 12, 2021

SELL
$17.21 - $20.65 $497,541 - $596,991
-28,910 Reduced 5.91%
460,410 $8.44 Million
Q4 2020

Feb 11, 2021

SELL
$17.76 - $21.24 $384,628 - $459,994
-21,657 Reduced 4.24%
489,320 $9.84 Million
Q3 2020

Nov 16, 2020

SELL
$17.99 - $22.22 $191,737 - $236,820
-10,658 Reduced 2.04%
510,977 $9.58 Million
Q2 2020

Aug 14, 2020

BUY
$14.25 - $22.46 $301,473 - $475,163
21,156 Added 4.23%
521,635 $11.7 Million
Q1 2020

May 14, 2020

BUY
$12.66 - $20.08 $60,919 - $96,624
4,812 Added 0.97%
500,479 $7.43 Million
Q4 2019

Feb 14, 2020

SELL
$17.07 - $20.64 $632,187 - $764,402
-37,035 Reduced 6.95%
495,667 $9.56 Million
Q3 2019

Nov 13, 2019

BUY
$19.12 - $22.62 $1.01 Million - $1.19 Million
52,653 Added 10.97%
532,702 $10.6 Million
Q2 2019

Aug 13, 2019

BUY
$18.92 - $22.96 $118,439 - $143,729
6,260 Added 1.32%
480,049 $10.1 Million
Q1 2019

May 13, 2019

BUY
$19.46 - $25.28 $6,849 - $8,898
352 Added 0.07%
473,789 $9.68 Million
Q4 2018

Feb 12, 2019

SELL
$17.72 - $22.51 $123,915 - $157,412
-6,993 Reduced 1.46%
473,437 $9.42 Million
Q3 2018

Nov 14, 2018

BUY
$15.39 - $19.38 $405,218 - $510,275
26,330 Added 5.8%
480,430 $9.24 Million
Q2 2018

Sep 18, 2018

SELL
$14.63 - $19.6 $40,408 - $54,135
-2,762 Reduced 0.6%
454,100 $6.93 Million
Q2 2018

Aug 14, 2018

SELL
$14.63 - $19.6 $153,512 - $205,662
-10,493 Reduced 2.25%
456,862 $6.97 Million
Q1 2018

May 09, 2018

SELL
$17.23 - $20.35 $35,786 - $42,266
-2,077 Reduced 0.44%
467,355 $8.76 Million
Q4 2017

Feb 14, 2018

SELL
$17.76 - $19.75 $180,903 - $201,173
-10,186 Reduced 2.12%
469,432 $9.03 Million
Q3 2017

Nov 13, 2017

BUY
$14.73 - $17.99 $7.06 Million - $8.63 Million
479,618
479,618 $8.57 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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