Yakob Liawatidewi

Insider Reports History

Location
Rancho Cucamonga, CA
Signature
/s/ Eva Wen, by power of attorney
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Yakob Liawatidewi:

Company Role Class Num Shares Value Price $ Report Date Ownership
Amphastar Pharmaceuticals, Inc. EVP CORP ADMIN CENTER, Director Common Stock 90,909 $2,517,270 $27.69 17 Mar 2025 Direct
Amphastar Pharmaceuticals, Inc. EVP CORP ADMIN CENTER, Director Common Stock 2,459 $68,090 $27.69 15 Mar 2025 Indirect
Amphastar Pharmaceuticals, Inc. EVP CORP ADMIN CENTER, Director Employee Stock Option (right to buy) 44,253 10 Mar 2025 Direct

Insider Reports Filed by Yakob Liawatidewi

Symbol Company Period Transactions Value $ Form Type Role Filing Time
AMPH Amphastar Pharmaceuticals, Inc. 15 Mar 2025 2 -$75,417 4 EVP CORP ADMIN CENTER, Director 18 Mar 2025, 18:41
AMPH Amphastar Pharmaceuticals, Inc. 10 Mar 2025 2 $0 4 EVP CORP ADMIN CENTER, Director 12 Mar 2025, 16:16
AMPH Amphastar Pharmaceuticals, Inc. 06 Mar 2025 1 -$32,313 4 EVP CORP ADMIN CENTER, Director 10 Mar 2025, 16:05
AMPH Amphastar Pharmaceuticals, Inc. 04 Mar 2025 1 -$26,598 4 EVP CORP ADMIN CENTER, Director 06 Mar 2025, 16:20
AMPH Amphastar Pharmaceuticals, Inc. 06 Nov 2024 3 -$203,450 4 EVP CORP ADMIN CENTER, Director 08 Nov 2024, 19:02
AMPH Amphastar Pharmaceuticals, Inc. 04 Jun 2024 1 -$11,483 4 EVP CORP ADMIN CENTER, Director 05 Jun 2024, 18:00
AMPH Amphastar Pharmaceuticals, Inc. 15 Mar 2024 3 -$190,453 4 EVP CORP ADMIN CENTER, Director 19 Mar 2024, 17:17
AMPH Amphastar Pharmaceuticals, Inc. 06 Mar 2024 1 -$56,544 4 EVP CORP ADMIN CENTER, Director 08 Mar 2024, 16:49
AMPH Amphastar Pharmaceuticals, Inc. 04 Mar 2024 2 $0 4 EVP CORP ADMIN CENTER, Director 06 Mar 2024, 17:54
AMPH Amphastar Pharmaceuticals, Inc. 28 Aug 2023 7 -$1,102,899 4 EVP Corp Admin Center, Director 29 Aug 2023, 19:54
AMPH Amphastar Pharmaceuticals, Inc. 04 Jun 2023 1 -$17,652 4 EVP Corp Admin Center, Director 06 Jun 2023, 18:49
AMPH Amphastar Pharmaceuticals, Inc. 13 Apr 2023 4 -$245,224 4 EVP Corp Admin Center, Director 14 Apr 2023, 17:50
AMPH Amphastar Pharmaceuticals, Inc. 10 Apr 2023 3 -$98,850 4 EVP Corp Admin Center, Director 12 Apr 2023, 17:22
AMPH Amphastar Pharmaceuticals, Inc. 16 Mar 2023 2 -$121,625 4 EVP Corp Admin Center 20 Mar 2023, 20:05
AMPH Amphastar Pharmaceuticals, Inc. 15 Mar 2023 1 -$68,190 4 EVP Corp Admin Center 17 Mar 2023, 19:07
AMPH Amphastar Pharmaceuticals, Inc. 06 Mar 2023 2 $0 4 EVP Corp Admin Center 08 Mar 2023, 15:07
AMPH Amphastar Pharmaceuticals, Inc. 08 Aug 2022 6 -$149,736 4 EVP Corp Admin Center 10 Aug 2022, 17:04
AMPH Amphastar Pharmaceuticals, Inc. 15 Jul 2022 4 -$182,618 4 EVP Corp Admin Center 18 Jul 2022, 18:13
AMPH Amphastar Pharmaceuticals, Inc. 14 Jun 2022 1 -$3,970 4 EVP Corp Admin Center 15 Jun 2022, 16:06
AMPH Amphastar Pharmaceuticals, Inc. 04 Jun 2022 1 -$9,971 4 EVP Corp Admin Center 06 Jun 2022, 16:59
AMPH Amphastar Pharmaceuticals, Inc. 16 Mar 2022 2 -$112,585 4 EVP Corp Admin Center 18 Mar 2022, 19:04
AMPH Amphastar Pharmaceuticals, Inc. 15 Mar 2022 3 -$54,159 4 EVP Corp Admin Center 17 Mar 2022, 17:11
AMPH Amphastar Pharmaceuticals, Inc. 02 Aug 2021 3 -$55,271 4 EVP Corp Admin Center 03 Aug 2021, 16:06
AMPH Amphastar Pharmaceuticals, Inc. 15 Jul 2021 5 -$218,946 4 EVP Corp Admin Center 16 Jul 2021, 18:29
AMPH Amphastar Pharmaceuticals, Inc. 14 Jun 2021 1 -$2,519 4 EVP Corp Admin Center 15 Jun 2021, 16:20
AMPH Amphastar Pharmaceuticals, Inc. 04 Jun 2021 1 -$4,960 4 EVP Corp Admin Center 08 Jun 2021, 19:10
AMPH Amphastar Pharmaceuticals, Inc. 14 May 2021 4 -$146,952 4 SVP Corp Admin Center 18 May 2021, 16:06
AMPH Amphastar Pharmaceuticals, Inc. 11 May 2021 4 -$166,039 4 EVP Corp Admin Center 13 May 2021, 18:39