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William Peters
Director of Finance/CFO at
AMPHASTAR PHARMACEUTICALS, INC.
Net worth: 3 M $ as of 2026-07-30
Profile
William J.
Peters is Chief Financial Officer, Treasurer, Director, and EVP at Amphastar Pharmaceuticals, Inc. since 2022.
Mr. Peters is Director at International Medication Systems (UK) Ltd. Mr. Peters is Director at Amphastar UK Ltd. since 2016.
Mr. Peters is Member-Supervisory Board at Amphastar Nanjing Pharmaceuticals, Inc. Former roles include Director-Financial Evaluations at Medco Health Solutions, Inc. from 2001 to 2003.
Manager-Financial Analysis & Pharmaceutical at Merck & Co., Inc. from 1998 to 2001.
Chief Financial Officer & Executive VP at Hi-Tech Pharmacal Co., Inc. from 2013 to 2014.
President at International Medication Systems Ltd. Education includes an undergraduate degree from Bucknell University in 1989 and an MBA from The Wharton School of the University of Pennsylvania in 1996.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-08-06 | 172,846 ( 0.39% ) | 3 M $ | 2026-07-30 |
William Peters active positions
| Companies | Position | Start |
|---|---|---|
| AMPHASTAR PHARMACEUTICALS, INC. | Director of Finance/CFO | 2014-03-31 |
Amphastar UK Ltd.
 Amphastar UK Ltd. Pharmaceuticals: MajorHealth Technology Manufactures and distributes of pharmaceutical products. | Director/Board Member | 2016-04-21 |
International Medication Systems (UK) Ltd.
 International Medication Systems (UK) Ltd. Pharmaceuticals: MajorHealth Technology Manufactures and distributes of pharmaceutical products | Director/Board Member | 2016-07-27 |
Amphastar Nanjing Pharmaceuticals, Inc.
 Amphastar Nanjing Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Director/Board Member | - |
Former positions of William Peters
| Companies | Position | End |
|---|---|---|
| HI-TECH PHARMACAL CO. | Director of Finance/CFO | 2014-03-31 |
Medco Health Solutions, Inc.
 Medco Health Solutions, Inc. Medical/Nursing ServicesHealth Services Provides healthcare, pharmacy and mobile application services | Corporate Officer/Principal | 2003-08-31 |
| MERCK & CO., INC. | Corporate Officer/Principal | 2000-12-31 |
International Medication Systems Ltd.
 International Medication Systems Ltd. Pharmaceuticals: MajorHealth Technology Manufactures and supplies sterile injectable pharmaceutical products | President | - |
Training of William Peters
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
85
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
Merck & Co., Inc.
 Merck & Co., Inc. Pharmaceuticals: MajorHealth Technology Manufactures human and animal health pharmaceutical products & vaccines | Health Technology |
Hi-Tech Pharmacal Co., Inc.
 Hi-Tech Pharmacal Co., Inc. Pharmaceuticals: MajorHealth Technology Manufactures specialty pharmaceutical products | Health Technology |
Medco Health Solutions, Inc.
Medco Health Solutions, Inc. Medical/Nursing ServicesHealth Services Provides healthcare, pharmacy and mobile application services | Health Services |
Amphastar Pharmaceuticals, Inc.
 Amphastar Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Manufactures proprietary injectable and inhalation products | Health Technology |
International Medication Systems Ltd.
International Medication Systems Ltd. Pharmaceuticals: MajorHealth Technology Manufactures and supplies sterile injectable pharmaceutical products | Health Technology |
Bucknell University
 Bucknell University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
The Wharton School of the University of Pennsylvania
 The Wharton School of the University of Pennsylvania Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
International Medication Systems (UK) Ltd.
International Medication Systems (UK) Ltd. Pharmaceuticals: MajorHealth Technology Manufactures and distributes of pharmaceutical products | Health Technology |
Amphastar UK Ltd.
Amphastar UK Ltd. Pharmaceuticals: MajorHealth Technology Manufactures and distributes of pharmaceutical products. | Health Technology |
Amphastar Nanjing Pharmaceuticals, Inc.
Amphastar Nanjing Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Health Technology |
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