David Brennan
Net worth: 11 M $ as of 2026-09-29
Net worth: 11 M $ as of 2026-09-29
David Richard Brennan is a businessperson who has been the head of 6 different companies. He is Chairman for Alexion Pharmaceuticals, Inc. He is also on the board of Insmed, Inc., Gettysburg College and The Philadelphia Orchestra Association. In the past Mr. Brennan occupied the position of Chief Executive Officer & Executive Director at AstraZeneca Plc Chief Executive Officer at AstraZeneca AB, President & Chief Executive Officer for AstraZeneca LP and Senior VP-Business Planning & Development at Astra Pharmaceuticals LP (which are all subsidiaries of AstraZeneca Plc), General Manager-Chibret International at Merck & Co., Inc., Member of European Round Table of Industrialists, Commissioner for UK Commission for Employment & Skills, Chairman-Southeastern Pennsylvania Chapter at American Heart Association (New York), Chairman & Treasurer at Pharmaceutical Research & Manufacturers of America, Vice President at International Federation of Pharmaceutical Manufacturers and Member-Executive Board at European Federation of Pharmaceutical Industries & Assns. Mr. Brennan received an undergraduate degree from Gettysburg College.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
INSMED INCORPORATED 0.05% | 2026-09-08 | 99,238 ( 0.05% ) | 11 M $ | 2026-09-29 |
| Companies | Position | Start |
|---|---|---|
| INSMED INCORPORATED | Director/Board Member | 2014-05-28 |
Gettysburg College
Gettysburg College Other Consumer ServicesConsumer Services Functions as a College/University | Director/Board Member | - |
| Companies | Position | End |
|---|---|---|
| ALEXION PHARMACEUTICALS, INC. | Chief Executive Officer | 2017-03-26 |
| ASTRAZENECA PLC | Chief Executive Officer | 2012-05-31 |
AstraZeneca AB
AstraZeneca AB Miscellaneous Commercial ServicesCommercial Services Researches and develops pharmaceutical products | Chief Executive Officer | 2012-05-31 |
International Federation of Pharmaceutical Manufacturers
International Federation of Pharmaceutical Manufacturers BiotechnologyHealth Technology Provides biopharmaceutical research services | President | 2011-12-31 |
AstraZeneca LP
AstraZeneca LP Pharmaceuticals: MajorHealth Technology Part of AstraZeneca PLC, AstraZeneca LP is a pharmaceutical company that focuses on developing and commercializing prescription drugs for various therapeutic areas. The company is based in Wilmington, DE. | Chief Executive Officer | 2011-12-31 |
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Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 19 |
|---|---|
Merck & Co., Inc.
Merck & Co., Inc. Pharmaceuticals: MajorHealth Technology Manufactures human and animal health pharmaceutical products & vaccines | Health Technology |
AstraZeneca PLC
AstraZeneca PLC Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Health Technology |
Alexion Pharmaceuticals, Inc.
Alexion Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Operates as a pharmaceutical company that develops life-changing therapies for people living with rare disorders | Health Technology |
RELX Plc
RELX Plc Miscellaneous Commercial ServicesCommercial Services Provides information-based analytics and decision tools | Commercial Services |
Insmed, Inc.
Insmed, Inc. Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company, which engages in the development and commercialization of therapies for patients with rare diseases | Health Technology |
International Federation of Pharmaceutical Manufacturers
International Federation of Pharmaceutical Manufacturers BiotechnologyHealth Technology Provides biopharmaceutical research services | Health Technology |
AstraZeneca AB
AstraZeneca AB Miscellaneous Commercial ServicesCommercial Services Researches and develops pharmaceutical products | Commercial Services |
Gettysburg College
Gettysburg College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Pharmaceutical Research & Manufacturers of America
Pharmaceutical Research & Manufacturers of America BiotechnologyHealth Technology Provides pharmaceutical research and biotechnology services | Health Technology |
CEO Roundtable on Cancer, Inc.
CEO Roundtable on Cancer, Inc. Miscellaneous Commercial ServicesCommercial Services Engages in discovering and promoting prevention measures and encouraging early detection through cancer screenings | Commercial Services |
European Round Table of Industrialists | |
European Federation of Pharmaceutical Industries & Assns
European Federation of Pharmaceutical Industries & Assns Miscellaneous Commercial ServicesCommercial Services Operates as a trade association which promotes pharmaceutical discovery and development | Commercial Services |
Astra Pharmaceuticals LP | |
UK Commission for Employment & Skills
UK Commission for Employment & Skills Miscellaneous Commercial ServicesCommercial Services Provided advice on skills and employment policy to the UK Government | Commercial Services |
American Heart Association (New York)
American Heart Association (New York) Miscellaneous Commercial ServicesCommercial Services Provides public health educational services | Commercial Services |
AstraZeneca LP
AstraZeneca LP Pharmaceuticals: MajorHealth Technology Part of AstraZeneca PLC, AstraZeneca LP is a pharmaceutical company that focuses on developing and commercializing prescription drugs for various therapeutic areas. The company is based in Wilmington, DE. | Health Technology |
Innocoll, Inc.
Innocoll, Inc. Pharmaceuticals: MajorHealth Technology Develops and manufactures pharmaceutical products and medical devices | Health Technology |
Innocoll AG
Innocoll AG Pharmaceuticals: MajorHealth Technology Manufactures pharmaceuticals | Health Technology |
Innocoll Holdings Plc
Innocoll Holdings Plc Pharmaceuticals: MajorHealth Technology Develops specialty pharmaceuticals | Health Technology |
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