Amphastar Pharmaceuticals, Inc.

AMPHCIK 0001297184 · Every Form 4 filed by insiders at this issuer.

Filings

18

Latest Mar 19, 2024

Unique insiders

7

Showing

18 of 18

Page 1

Top insiders

Most active reporters at Amphastar Pharmaceuticals, Inc.

NameRolesFilings
Luo Mary Z.
OfficerDirector10% Owner
5
Zhang Jack Y.
OfficerDirector10% Owner
5
Liawatidewi Yakob
OfficerDirector
3
PETERS WILLIAM J
OfficerDirector
3
Petersen Floyd F.
Director
3
Zhou Rong
Officer
3
ZASLOFF MICHAEL A
Director
1

All filings

18 Form 4 / 4-A filings, newest first

FiledInsiderTop transactionSharesPriceValue
Mar 19, 2024
Zhang Jack Y.
CEO & Chief Scientific Officer · Director · 10% Owner
F408,721$43.05$17,595,439
Mar 19, 2024
PETERS WILLIAM J
CFO, EVP & TREASURER · Director
F5,105$43.05$219,770
Mar 19, 2024
Zhou Rong
SENIOR EVP, PRODUCTION CENTER
F2,355$43.05$101,383
Mar 19, 2024
Liawatidewi Yakob
EVP CORP ADMIN CENTER · Director
F1,726$43.05$74,304
Mar 8, 2024
Zhang Jack Y.
CEO & Chief Scientific Officer · Director · 10% Owner
F7,031$46.31$325,606
Mar 8, 2024
Zhou Rong
SENIOR EVP, PRODUCTION CENTER
F1,390$46.31$64,371
Mar 8, 2024
Liawatidewi Yakob
EVP CORP ADMIN CENTER · Director
F1,221$46.31$56,545
Mar 8, 2024
PETERS WILLIAM J
CFO, EVP & TREASURER · Director
S13,404$46.2951$620,540
Mar 6, 2024
PETERS WILLIAM J
CFO, EVP & TREASURER · Director
A19,440$0.00$0
Mar 6, 2024
Zhou Rong
SENIOR EVP, PRODUCTION CENTER
A12,521$0.00$0
Mar 6, 2024
Liawatidewi Yakob
EVP CORP ADMIN CENTER · Director
A10,754$0.00$0
Mar 6, 2024
ZASLOFF MICHAEL A
Director
S9,389$47.0626$441,871
Mar 6, 2024
Zhang Jack Y.
CEO & CHIEF SCIENTIFIC OFFICER · Director · 10% Owner
A64,310$0.00$0
Mar 4, 2024
Petersen Floyd F.
Director
S451$45.6041$20,567
Feb 2, 2024
Petersen Floyd F.
Director
S474$53.067$25,154
Jan 11, 2024
Luo Mary Z.
COO,Chief Scientist & Chairman · Director · 10% Owner
S78,236$54.3224$4,249,967
Jan 10, 2024
Luo Mary Z.
COO,Chief Scientist & Chairman · Director · 10% Owner
S50,678$56.7039$2,873,640
Jan 3, 2024
Petersen Floyd F.
Director
S353$61.7021$21,781

Showing 118 of 18

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