Liawatidewi Yakob

CIK 00017439271 companyRANCHO CUCAMONGA, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001743927

Recent Transactions

50 trades

Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-03-17$27.69/sh−1,731→ 90,909 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-03-15$26.66/sh−1,031→ 92,640 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-03-10+20,837→ 93,671 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2025-03-10+44,253→ 44,253 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-03-06$28.32/sh−1,141→ 72,834 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2025-03-04$27.62/sh−963→ 73,975 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-11-06$13.03/sh+5,214→ 80,152 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-11-06$52.05/sh−5,214→ 74,938 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2024-11-06−5,214→ 10,962 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-06-04$42.22/sh−272→ 74,938 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-03-17$43.05/sh−1,726→ 74,778 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-03-16$43.05/sh−1,671→ 76,504 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-03-15$43.05/sh−1,027→ 78,175 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-03-06$46.31/sh−1,221→ 79,202 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2024-03-04+10,754→ 80,423 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2024-03-04+22,655→ 22,655 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-08-28$53.13/sh−28,816→ 69,669 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-08-28$16.96/sh+3,319→ 72,988 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2023-08-28−20,000→ 16,176 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2023-08-28−3,319→ 0 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-08-28$20.23/sh+5,497→ 78,485 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-08-28$13.03/sh+20,000→ 98,485 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2023-08-28−5,497→ 0 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-06-04$46.70/sh−378→ 69,669 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-04-13$41.00/sh−5,000→ 75,709 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2023-04-13−11,494→ 5,497 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-04-13$20.23/sh+11,494→ 80,709 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-04-13$42.00/sh−6,494→ 69,215 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-04-10$20.23/sh+5,000→ 74,215 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-04-10$40.00/sh−5,000→ 69,215 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2023-04-10−5,000→ 16,991 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-03-17$36.29/sh−1,673→ 69,215 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-03-16$37.60/sh−1,620→ 70,888 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-03-15$36.84/sh−1,851→ 72,508 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2023-03-06+12,752→ 74,359 total
Award
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2023-03-06+26,873→ 26,873 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-08-09$19.79/sh+3,055→ 64,662 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-08-09$39.00/sh−3,055→ 61,607 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2022-08-09−3,055→ 0 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2022-08-08−5,000→ 3,055 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-08-08$38.00/sh−5,000→ 61,607 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-08-08$19.79/sh+5,000→ 66,607 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-07-15$19.79/sh+10,837→ 72,444 total
Exercise/Conversion
Amphastar Pharmaceuticals, Inc.$AMPH
Employee Stock Option (right to buy)
2022-07-15−10,837→ 8,055 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-07-15$35.94/sh−3,478→ 68,966 total
Sale
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-07-15$36.97/sh−7,359→ 61,607 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-06-14$31.02/sh−128→ 61,607 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-06-04$37.77/sh−264→ 61,735 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-03-17$34.18/sh−1,673→ 60,740 total
Tax Payment
Amphastar Pharmaceuticals, Inc.$AMPH
Common Stock
2022-03-16$34.22/sh−1,619→ 62,413 total

Companies

Amphastar Pharmaceuticals, Inc.
Director, EVP CORP ADMIN CENTER
$AMPH

Recent Filings

Address

C/O AMPHASTAR PHARMACEUTICALS, INC. 11570 6TH STREET

RANCHO CUCAMONGA, CA, 91730

View on SEC.gov