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AMPH

Amphastar Pharmaceuticals, Inc.NASDAQHealthcare
$20.45+1.04%ClosedMarket Cap: $939.7M

As of 2026-04-06

Insider Statistics (Q1 2026)

Purchases

10

Sales

20

Buy/Sell Ratio

0.50

Total Bought

$0.00

Total Sold

$0.00

Recent Insider Trades
Filing DateNameTypeActionSharesPriceShares After
Tue Mar 17Liawatidewi Yakobdirector, officer: EVP CORP ADMIN CENTERSell1,033$18.18121,892
Tue Mar 17Zhou Rongofficer: SENIOR EVP, PRODUCTION CENTERSell1,225$18.18171,554
Tue Mar 17PETERS WILLIAM Jdirector, officer: CFO, EVP & TREASURERSell1,973$18.18175,063
Tue Mar 17Zhang Jack Y.director, 10 percent owner, officer: CEO & CHIEF SCIENTIFIC OFFICERSell9,784$18.182,990,052
Tue Mar 17Zhang Jack Y.director, 10 percent owner, officer: CEO & CHIEF SCIENTIFIC OFFICERSell2,908$18.181,245,125
Wed Mar 11PETERS WILLIAM Jdirector, officer: CFO, EVP & TREASURERSell58,693$0.00180,333
Wed Mar 11PETERS WILLIAM Jdirector, officer: CFO, EVP & TREASURERSell3,297$18.91177,036
Wed Mar 11PETERS WILLIAM Jdirector, officer: CFO, EVP & TREASURERSell121,071$19.21121,071
Wed Mar 11Zhou Rongofficer: SENIOR EVP, PRODUCTION CENTERSell39,432$0.00174,994
Wed Mar 11Zhou Rongofficer: SENIOR EVP, PRODUCTION CENTERSell2,215$18.91172,779