Insider Transactions in Q4 2023 at Amphastar Pharmaceuticals, Inc. (AMPH)
Insider Transaction List (Q4 2023)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Dec 04
2023
|
Rong Zhou SENIOR EVP, PRODUCTION CENTER |
SELL
Open market or private sale
|
Direct |
3,514
-3.03%
|
$207,326
$59.58 P/Share
|
|
Dec 04
2023
|
Rong Zhou SENIOR EVP, PRODUCTION CENTER |
BUY
Exercise of conversion of derivative security
|
Direct |
3,514
+2.94%
|
$56,224
$16.19 P/Share
|
|
Dec 01
2023
|
Rong Zhou SENIOR EVP, PRODUCTION CENTER |
SELL
Open market or private sale
|
Direct |
4,316
-3.7%
|
$250,328
$58.58 P/Share
|
|
Dec 01
2023
|
Rong Zhou SENIOR EVP, PRODUCTION CENTER |
BUY
Exercise of conversion of derivative security
|
Direct |
4,316
+3.57%
|
$60,424
$14.4 P/Share
|
|
Dec 01
2023
|
Floyd F. Petersen |
SELL
Open market or private sale
|
Direct |
500
-0.31%
|
$28,500
$57.7 P/Share
|
|
Nov 17
2023
|
Richard K Prins |
SELL
Bona fide gift
|
Direct |
1,000
-3.14%
|
-
|
|
Nov 17
2023
|
Richard K Prins |
SELL
Open market or private sale
|
Direct |
4,000
-11.14%
|
$220,000
$55.86 P/Share
|
|
Nov 14
2023
|
William J Peters CFO, EVP & TREASURER |
SELL
Open market or private sale
|
Direct |
59,250
-14.08%
|
$3,258,750
$55.65 P/Share
|
|
Nov 14
2023
|
William J Peters CFO, EVP & TREASURER |
BUY
Exercise of conversion of derivative security
|
Direct |
59,250
+16.95%
|
$948,000
$16.63 P/Share
|
|
Nov 14
2023
|
Gayle Deflin |
SELL
Open market or private sale
|
Direct |
4,163
-60.52%
|
$228,965
$55.45 P/Share
|
|
Nov 13
2023
|
Richard K Prins |
SELL
Open market or private sale
|
Direct |
5,000
-12.23%
|
$260,000
$52.5 P/Share
|
|
Nov 01
2023
|
Floyd F. Petersen |
SELL
Open market or private sale
|
Direct |
500
-0.61%
|
$22,500
$45.3 P/Share
|
|
Oct 02
2023
|
Floyd F. Petersen |
SELL
Open market or private sale
|
Direct |
500
-0.6%
|
$22,500
$45.78 P/Share
|