David Southwell
Net worth: 2 M $ as of 31/05/2026
Net worth: 2 M $ as of 31/05/2026
Mr. David P.
Southwell is a Chief Executive Officer at Volastra Therapeutics, Inc., an Independent Director at Rocket Pharmaceuticals, Inc., an Independent Director at PTC Therapeutics, Inc. and an Independent Director at THL Credit Secured Floating Rate Debt Ltd. He is on the Board of Directors at Sensorium Therapeutics, Inc., Rocket Pharmaceuticals Ltd., Rocket Pharmaceuticals, Inc., PTC Therapeutics, Inc., Panel Intelligence LLC and THL Credit Secured Floating Rate Debt Ltd. Mr. Southwell was previously employed as a President, Chief Executive Officer & Director by TScan Therapeutics, Inc., a President, Chief Executive Officer & Director by Inotek Pharmaceuticals Corp., a Chief Financial Officer, Director & Executive VP by Human Genome Sciences, Inc., an Independent Director by First Eagle Alternative Capital BDC, Inc., a Chairman by BioSphere Medical, Inc., a Chief Financial Officer & Executive Vice President by Sunovion Pharmaceuticals, Inc., a Vice President-Investment Banking by Lehman Brothers, Inc., and a Chief Financial Officer by Bionevia Pharmaceuticals, Inc. He also served on the board at Spero Therapeutics, Inc., inVentiv Health, Inc. and MedPanel, Inc. He received his undergraduate degree from William Marsh Rice University and an MBA from Tuck School of Business at Dartmouth.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 10/04/2026 | 22,500 ( 0.03% ) | 2 M $ | 31/05/2026 | |
| 24/03/2026 | 95,160 ( 0.09% ) | 292 141 $ | 31/05/2026 |
| Companies | Position | Start |
|---|---|---|
| PTC THERAPEUTICS, INC. | Director/Board Member | 01/12/2005 |
| ROCKET PHARMACEUTICALS, INC. | Director/Board Member | 01/01/2018 |
THL Credit Secured Floating Rate Debt Ltd.
THL Credit Secured Floating Rate Debt Ltd. Financial ConglomeratesFinance Provides investment and management services | Director/Board Member | - |
Sensorium Therapeutics, Inc.
Sensorium Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Develops medicines for mental illness | Director/Board Member | 12/09/2023 |
Rocket Pharmaceuticals Ltd.
Rocket Pharmaceuticals Ltd. Pharmaceuticals: MajorHealth Technology Provides gene therapy services | Director/Board Member | 05/01/2018 |
Panel Intelligence LLC
Panel Intelligence LLC Internet Software/ServicesTechnology Services Offers a powerful online health care and medical research platform providing clients greater strategic direction for investment decisions, product development, and marketing | Director/Board Member | 13/06/2009 |
Volastra Therapeutics, Inc.
Volastra Therapeutics, Inc. BiotechnologyHealth Technology Operates as a clinical stage biotechnology company that engages in discovery and development of oncology therapeutics | Chief Executive Officer | 27/05/2025 |
| Companies | Position | End |
|---|---|---|
| TSCAN THERAPEUTICS, INC. | Chief Executive Officer | 27/03/2023 |
| SPERO THERAPEUTICS, INC. | Director/Board Member | 01/04/2019 |
| ░░░░░░ ░░░░░░░░░░░░░░░ ░░░░░ | ░░░░░ ░░░░░░░░░ ░░░░░░░ | ░░░░░░░░░░ |
| ░░░░░░░░ ░░░░░░░ ░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | ░░░░░░░░░░ |
| ░░░░░ ░░░░░ ░░░░░░░░░░░ ░░░░░░░ ░░░░ ░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | ░░░░░░░░░░ |
Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 20 |
|---|---|
Lehman Brothers, Inc.
Lehman Brothers, Inc. Investment Banks/BrokersFinance Provides investment banking services | Finance |
Sumitomo Pharma America, Inc.
Sumitomo Pharma America, Inc. Pharmaceuticals: MajorHealth Technology Manufactures pharmaceuticals for oncology, CNS, urology and rare diseases | Health Technology |
Human Genome Sciences, Inc.
Human Genome Sciences, Inc. Medical SpecialtiesHealth Technology Provides pharmaceutical and diagnostic products | Health Technology |
BioSphere Medical, Inc.
BioSphere Medical, Inc. Medical SpecialtiesHealth Technology Develops, manufactures and markets microsphere technology to medical applications | Health Technology |
Inotek Pharmaceuticals Corp.
Inotek Pharmaceuticals Corp. Pharmaceuticals: MajorHealth Technology Engages in the development, discovery and commercialization of therapies for glaucoma and other diseases of the eye | Health Technology |
PTC Therapeutics, Inc.
PTC Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Develops, manufactures and markets clinically differentiated medicines for neurodegenerative diseases | Health Technology |
MedPanel, Inc.
MedPanel, Inc. Internet Software/ServicesTechnology Services Offers a powerful online health care and medical research platform providing clients greater strategic direction for investment decisions, product development and marketing | Technology Services |
First Eagle Alternative Capital BDC, Inc.
First Eagle Alternative Capital BDC, Inc. Financial ConglomeratesFinance Operates as an investment company | Finance |
THL Credit Secured Floating Rate Debt Ltd.
THL Credit Secured Floating Rate Debt Ltd. Financial ConglomeratesFinance Provides investment and management services | Finance |
Rice University
Rice University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
inVentiv Health, Inc.
inVentiv Health, Inc. Miscellaneous Commercial ServicesCommercial Services Provides outsourcing services to the pharmaceutical, biotechnology, medical device and diagnostics and healthcare industries | Commercial Services |
Panel Intelligence LLC
Panel Intelligence LLC Internet Software/ServicesTechnology Services Offers a powerful online health care and medical research platform providing clients greater strategic direction for investment decisions, product development, and marketing | Technology Services |
Bionevia Pharmaceuticals, Inc.
Bionevia Pharmaceuticals, Inc. Hospital/Nursing ManagementHealth Services Operates as a chronic disease hospital | Health Services |
Tuck School of Business at Dartmouth
Tuck School of Business at Dartmouth Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Spero Therapeutics, Inc.
Spero Therapeutics, Inc. BiotechnologyHealth Technology Develops therapies for the treatment of bacterial infections | Health Technology |
Rocket Pharmaceuticals Ltd.
Rocket Pharmaceuticals Ltd. Pharmaceuticals: MajorHealth Technology Provides gene therapy services | Health Technology |
Rocket Pharmaceuticals, Inc.
Rocket Pharmaceuticals, Inc. BiotechnologyHealth Technology Provides gene therapy services | Health Technology |
TScan Therapeutics, Inc.
TScan Therapeutics, Inc. BiotechnologyHealth Technology Develops T-cell therapies for cancer patients | Health Technology |
Volastra Therapeutics, Inc.
Volastra Therapeutics, Inc. BiotechnologyHealth Technology Operates as a clinical stage biotechnology company that engages in discovery and development of oncology therapeutics | Health Technology |
Sensorium Therapeutics, Inc.
Sensorium Therapeutics, Inc. Pharmaceuticals: MajorHealth Technology Develops medicines for mental illness | Health Technology |
Select your edition
All financial news and data tailored to specific country editions