A detailed history of Rhumbline Advisers transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Rhumbline Advisers holds 86,114 shares of AMPH stock, worth $3.8 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
86,114
Previous 90,587 4.94%
Holding current value
$3.8 Million
Previous $3.62 Million 15.35%
% of portfolio
0.0%
Previous 0.0%

Shares

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

Nov 12, 2024

SELL
$36.99 - $50.09 $165,456 - $224,052
-4,473 Reduced 4.94%
86,114 $4.18 Million
Q2 2024

Aug 01, 2024

BUY
$38.65 - $43.48 $53,878 - $60,611
1,394 Added 1.56%
90,587 $3.62 Million
Q1 2024

May 09, 2024

SELL
$42.85 - $63.45 $194,838 - $288,507
-4,547 Reduced 4.85%
89,193 $3.92 Million
Q4 2023

Feb 08, 2024

BUY
$44.49 - $62.93 $10,143 - $14,348
228 Added 0.24%
93,740 $5.8 Million
Q3 2023

Nov 09, 2023

BUY
$45.51 - $65.0 $116,460 - $166,335
2,559 Added 2.81%
93,512 $4.3 Million
Q2 2023

Aug 08, 2023

SELL
$35.77 - $58.38 $500 - $817
-14 Reduced 0.02%
90,953 $5.23 Million
Q1 2023

May 11, 2023

BUY
$27.99 - $37.92 $184,985 - $250,613
6,609 Added 7.83%
90,967 $3.41 Million
Q4 2022

Feb 14, 2023

SELL
$27.93 - $31.27 $6,368 - $7,129
-228 Reduced 0.27%
84,358 $2.36 Million
Q3 2022

Nov 10, 2022

BUY
$27.56 - $37.75 $148,796 - $203,812
5,399 Added 6.82%
84,586 $2.38 Million
Q2 2022

Aug 11, 2022

SELL
$29.79 - $42.29 $24,070 - $34,170
-808 Reduced 1.01%
79,187 $2.76 Million
Q1 2022

May 12, 2022

BUY
$22.96 - $36.45 $46,356 - $73,592
2,019 Added 2.59%
79,995 $2.87 Million
Q4 2021

Feb 10, 2022

SELL
$18.14 - $23.29 $8,163 - $10,480
-450 Reduced 0.57%
77,976 $1.82 Million
Q3 2021

Nov 12, 2021

SELL
$17.83 - $21.49 $230,006 - $277,221
-12,900 Reduced 14.13%
78,426 $1.49 Million
Q2 2021

Aug 05, 2021

BUY
$17.11 - $20.92 $120,967 - $147,904
7,070 Added 8.39%
91,326 $1.84 Million
Q1 2021

May 06, 2021

BUY
$17.21 - $20.65 $28,826 - $34,588
1,675 Added 2.03%
84,256 $1.54 Million
Q4 2020

Feb 10, 2021

SELL
$17.76 - $21.24 $17 - $21
-1 Reduced -0.0%
82,581 $1.66 Million
Q3 2020

Nov 12, 2020

SELL
$17.99 - $22.22 $90,849 - $112,211
-5,050 Reduced 5.76%
82,582 $1.55 Million
Q2 2020

Aug 13, 2020

SELL
$14.25 - $22.46 $81,609 - $128,628
-5,727 Reduced 6.13%
87,632 $1.97 Million
Q1 2020

May 06, 2020

SELL
$12.66 - $20.08 $267,771 - $424,712
-21,151 Reduced 18.47%
93,359 $1.39 Million
Q4 2019

Feb 05, 2020

BUY
$17.07 - $20.64 $95,233 - $115,150
5,579 Added 5.12%
114,510 $2.21 Million
Q3 2019

Oct 23, 2019

BUY
$19.12 - $22.62 $25,964 - $30,717
1,358 Added 1.26%
108,931 $2.16 Million
Q2 2019

Aug 14, 2019

BUY
$18.92 - $22.96 $27,490 - $33,360
1,453 Added 1.37%
107,573 $2.27 Million
Q1 2019

May 01, 2019

BUY
$19.46 - $25.28 $42,364 - $55,034
2,177 Added 2.09%
106,120 $2.17 Million
Q4 2018

Jan 31, 2019

BUY
$17.72 - $22.51 $284,937 - $361,960
16,080 Added 18.3%
103,943 $2.07 Million
Q3 2018

Nov 07, 2018

SELL
$15.39 - $19.38 $22,777 - $28,682
-1,480 Reduced 1.66%
87,863 $1.69 Million
Q2 2018

Aug 06, 2018

BUY
$14.63 - $19.6 $90,574 - $121,343
6,191 Added 7.45%
89,343 $1.36 Million
Q1 2018

May 02, 2018

BUY
$17.23 - $20.35 $42,454 - $50,142
2,464 Added 3.05%
83,152 $1.56 Million
Q4 2017

Feb 09, 2018

BUY
$17.76 - $19.75 $167,920 - $186,736
9,455 Added 13.27%
80,688 $1.55 Million
Q3 2017

Nov 06, 2017

BUY
$14.73 - $17.99 $1.05 Million - $1.28 Million
71,233
71,233 $1.27 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 $2.16B
  • 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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