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Z

Zhou Rong

SENIOR EVP, PRODUCTION CENTER

Open-market buys
0
$0 total
Open-market sells
3
$571K total
Tracking since
Dec 2025
Activity timeline
Open-market sale — $239K
Amphastar Pharmaceuticals, Inc. · Sep 16, 2026
Open-market sale — $75K
Amphastar Pharmaceuticals, Inc. · Sep 2, 2026
Open-market trades from the last two years.

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Holdings as last reported
174,994 Common Srock in AMPH
Held directly · as of 2026-03-09
169,203 Common Stock in AMPH
Held directly · as of 2026-09-16

3 more holdings. A free account shows you more; Premium shows every one.

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Companies touched
Amphastar Pharmaceuticals, Inc.
CIK 0001297184