Liawatidewi Yakob

CIK: 0001743927EVP CORP ADMIN CENTER
OfficerDirector

Liawatidewi Yakob is a corporate insider (EVP CORP ADMIN CENTER) at Amphastar Pharmaceuticals, Inc. (AMPH) filing SEC Form 4 transactions. 147 transactions, totaling $0 in purchases and $7,136,750 in sales. Source: SEC EDGAR.

Total Transactions
147
Total Buy Value
$0
Total Sell Value
$7.14M
Net Activity
$-7.14M
Last Transaction
Mar 2026
Companies
1

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Tax Payment
Shares
1,033
Price
$18.18
Value
$19K
Type
Tax Payment
Shares
965
Price
$19.96
Value
$19K
Type
Tax Payment
Shares
1,731
Price
$27.69
Value
$48K
Type
Tax Payment
Shares
1,031
Price
$26.66
Value
$27K
Type
Award
Shares
44,253
Price
$28.41
Value
$1.26M
Type
Award
Shares
20,837
Price
-
Value
-
Type
Tax Payment
Shares
1,141
Price
$28.32
Value
$32K
Type
Tax Payment
Shares
963
Price
$27.62
Value
$27K
Type
Exercise
Shares
5,214
Price
-
Value
-
Type
Sale
Shares
5,214
Price
$52.05
Value
$271K
Type
Exercise
Shares
5,214
Price
$13.03
Value
$68K
Type
Tax Payment
Shares
272
Price
$42.22
Value
$11K
Type
Tax Payment
Shares
1,726
Price
$43.05
Value
$74K
Type
Tax Payment
Shares
1,671
Price
$43.05
Value
$72K
Type
Tax Payment
Shares
1,027
Price
$43.05
Value
$44K
Type
Tax Payment
Shares
1,221
Price
$46.31
Value
$57K
Type
Award
Shares
22,655
Price
-
Value
-
Type
Award
Shares
10,754
Price
-
Value
-
Type
Exercise
Shares
20,000
Price
$0.00
Value
$0
Type
Exercise
Shares
5,497
Price
$0.00
Value
$0