Pro Share Advisors LLC Amphastar Pharmaceuticals, Inc. Transaction History

Pro Share Advisors LLC

  • $46.4 Billion
  • Q3 2025

A detailed history of Pro Share Advisors LLC transactions in Amphastar Pharmaceuticals, Inc. stock. As of the latest transaction made, Pro Share Advisors LLC holds 8,626 shares of AMPH stock, worth $224,793. This represents 0.0% of its overall portfolio holdings.

Number of Shares
8,626
Previous 10,039 14.08%
Holding current value
$224,793
Previous $230,000 0.43%
% of portfolio
0.0%
Previous 0.0%

Shares

34 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 05, 2025
SELL
$20.62 - $30.81 $29,136 - $43,534
-1,413 Reduced 14.08%
8,626 $229,000
Q2 2025

Aug 07, 2025
SELL
$22.96 - $28.29 $23,832 - $29,365
-1,038 Reduced 9.37%
10,039 $230,000
Q1 2025

May 08, 2025
SELL
$26.24 - $38.48 $72,816 - $106,781
-2,775 Reduced 20.03%
11,077 $321,000
Q4 2024

Feb 13, 2025
BUY
$36.84 - $53.4 $108,972 - $157,957
2,958 Added 27.15%
13,852 $514,000
Q3 2024

Nov 13, 2024
BUY
$36.99 - $50.09 $75,977 - $102,884
2,054 Added 23.24%
10,894 $528,000
Q2 2024

Aug 13, 2024
SELL
$38.65 - $43.48 $82,440 - $92,742
-2,133 Reduced 19.44%
8,840 $353,000
Q1 2024

May 08, 2024
BUY
$42.85 - $63.45 $30,337 - $44,922
708 Added 6.9%
10,973 $481,000
Q4 2023

Feb 14, 2024
BUY
$44.49 - $62.93 $57,214 - $80,927
1,286 Added 14.32%
10,265 $634,000
Q3 2023

Nov 13, 2023
SELL
$45.51 - $65.0 $3,140 - $4,485
-69 Reduced 0.76%
8,979 $412,000
Q2 2023

Aug 10, 2023
BUY
$35.77 - $58.38 $5,758 - $9,399
161 Added 1.81%
9,048 $519,000
Q1 2023

May 11, 2023
SELL
$27.99 - $37.92 $31,796 - $43,077
-1,136 Reduced 11.33%
8,887 $333,000
Q4 2022

Feb 02, 2023
BUY
$27.93 - $31.27 $17,791 - $19,918
637 Added 6.79%
10,023 $280,000
Q3 2022

Nov 04, 2022
BUY
$27.56 - $37.75 $5,622 - $7,701
204 Added 2.22%
9,386 $264,000
Q2 2022

Aug 01, 2022
SELL
$29.79 - $42.29 $118,981 - $168,906
-3,994 Reduced 30.31%
9,182 $319,000
Q1 2022

May 10, 2022
SELL
$22.96 - $36.45 $64,356 - $102,169
-2,803 Reduced 17.54%
13,176 $473,000
Q4 2021

Feb 08, 2022
BUY
$18.14 - $23.29 $362 - $465
20 Added 0.13%
15,979 $372,000
Q3 2021

Nov 12, 2021
SELL
$17.83 - $21.49 $57,038 - $68,746
-3,199 Reduced 16.7%
15,959 $303,000
Q2 2021

Aug 13, 2021
BUY
$17.11 - $20.92 $30,250 - $36,986
1,768 Added 10.17%
19,158 $386,000
Q1 2021

May 14, 2021
BUY
$17.21 - $20.65 $22,200 - $26,638
1,290 Added 8.01%
17,390 $319,000
Q4 2020

Feb 09, 2021
BUY
$17.76 - $21.24 $59,034 - $70,601
3,324 Added 26.02%
16,100 $324,000
Q3 2020

Nov 13, 2020
BUY
$17.99 - $22.22 $125 - $155
7 Added 0.05%
12,776 $240,000
Q2 2020

Aug 03, 2020
BUY
$14.25 - $22.46 $181,958 - $286,791
12,769 New
12,769 $287,000
Q1 2020

May 15, 2020
SELL
$12.66 - $20.08 $202,002 - $320,396
-15,956 Closed
0 $0
Q4 2019

Feb 12, 2020
SELL
$17.07 - $20.64 $30,469 - $36,842
-1,785 Reduced 10.06%
15,956 $308,000
Q3 2019

Nov 12, 2019
SELL
$19.12 - $22.62 $14,014 - $16,580
-733 Reduced 3.97%
17,741 $352,000
Q2 2019

Aug 13, 2019
SELL
$18.92 - $22.96 $37,934 - $46,034
-2,005 Reduced 9.79%
18,474 $390,000
Q1 2019

May 15, 2019
BUY
$19.46 - $25.28 $2,646 - $3,438
136 Added 0.67%
20,479 $418,000
Q4 2018

Feb 14, 2019
SELL
$17.72 - $22.51 $66,379 - $84,322
-3,746 Reduced 15.55%
20,343 $405,000
Q3 2018

Nov 14, 2018
SELL
$15.39 - $19.38 $20,668 - $26,027
-1,343 Reduced 5.28%
24,089 $463,000
Q2 2018

Aug 13, 2018
SELL
$14.63 - $19.6 $22,837 - $30,595
-1,561 Reduced 5.78%
25,432 $388,000
Q1 2018

May 14, 2018
SELL
$17.23 - $20.35 $73,037 - $86,263
-4,239 Reduced 13.57%
26,993 $506,000
Q4 2017

Feb 14, 2018
BUY
$17.76 - $19.75 $35,964 - $39,993
2,025 Added 6.93%
31,232 $601,000
Q3 2017

Nov 13, 2017
BUY
$14.73 - $17.99 $29,342 - $35,836
1,992 Added 7.32%
29,207 $522,000
Q2 2017

Aug 11, 2017
BUY
N/A
27,215
27,215 $486,000

Others Institutions Holding AMPH

# of Institutions
262
Shares Held
33.5M
Call Options Held
73.4K
Put Options Held
12.6K
View Full List

About Amphastar Pharmaceuticals, Inc.

AMPH Quotes by TradingView
  • Ticker AMPH
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Drug Manufacturers—Specialty & Generic
  • Shares Outstandng 49,015,200
  • Market Cap $1.28B
  • 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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