Diane G. Gerst is of Amphastar Pharmaceuticals, Inc.. Currently has a direct ownership of 18,634 shares of AMPH, which is worth approximately $603,182. The most recent transaction as insider was on Jun 03, 2024, when has been sold 3,076 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 18.6K
0% 3M change
19.77% 12M change
Total Value Held $603,182

Diane G. Gerst Transaction History

Date Transaction Value Shares Traded Shares Held Form
Jun 03 2024
BUY
Grant, award, or other acquisition
-
3,076 Added 14.17%
18,634 Common Stock
Jun 05 2023
BUY
Grant, award, or other acquisition
-
2,716 Added 14.86%
15,558 Common Stock
Jul 18 2022
SELL
Open market or private sale
$56,590 $37.23 p/Share
1,520 Reduced 10.58%
12,842 Common Stock
Jul 18 2022
BUY
Exercise of conversion of derivative security
$30,522 $20.08 p/Share
1,520 Added 9.57%
14,362 Common Stock
Jul 11 2022
SELL
Open market or private sale
$55,151 $36.26 p/Share
1,521 Reduced 10.59%
12,842 Common Stock
Jul 11 2022
BUY
Exercise of conversion of derivative security
$30,542 $20.08 p/Share
1,521 Added 9.58%
14,363 Common Stock
Jul 05 2022
SELL
Open market or private sale
$63,455 $35.0 p/Share
1,813 Reduced 12.37%
12,842 Common Stock
Jul 05 2022
BUY
Exercise of conversion of derivative security
$36,405 $20.08 p/Share
1,813 Added 11.01%
14,655 Common Stock
Jun 30 2022
SELL
Open market or private sale
$180,110 $35.0 p/Share
5,146 Reduced 28.61%
12,842 Common Stock
Jun 30 2022
BUY
Exercise of conversion of derivative security
$103,229 $20.06 p/Share
5,146 Added 22.24%
17,988 Common Stock
Jun 10 2022
BUY
Grant, award, or other acquisition
-
4,163 Added 24.48%
12,842 Common Stock
Jun 07 2021
BUY
Grant, award, or other acquisition
-
3,009 Added 25.74%
8,679 Common Stock
DGG

Diane G. Gerst

Rancho Cucamonga, CA

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