Anthony T. Pierce
CIK: 0002141303
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)0 (0.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)1 (100.0%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
AMPH
Amphastar Pharmaceuticals, Inc.
Director
Discretionary Trading P&L
Holdings
About Pierce Anthony T
Pierce Anthony T (SEC CIK 0002141303) files insider reports with the SEC as Director of Amphastar Pharmaceuticals, Inc. (AMPH).
Signal8 holds 2 ownership filings by Pierce Anthony T (1 Form 3, 1 Form 4), filed on Jul 13, 2026. Those filings report 1 transaction, the latest on Jul 9, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Pierce Anthony T's filings is in RANCHO CUCAMONGA, CA.
Recent filings by Pierce Anthony T
- Jul 9, 2026: Grant or award of AMPH shares (Form 4, code A).
Other insiders filing for Amphastar Pharmaceuticals, Inc. (AMPH)
- PETERS WILLIAM J, CFO, EVP & TREASURER
- Zhou Rong, SENIOR EVP, PRODUCTION CENTER
- PRINS RICHARD K, Director
- Lee Howard, Director
- ZASLOFF MICHAEL A, Director
- Gerst Diane G., Director