![David Horn](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
David Horn
Director of Finance/CFO at
SEER, INC.
Net worth: 996 534 $ as of 2026-08-30
Profile
David R.
Horn is an Independent Director at EDAP TMS SA since 2026.
Since 2023, holds the roles of President, Chief Financial Officer, and Treasurer at Seer, Inc. (California), where employment began in 2020.
Formerly, served as Managing Director-Global Healthcare Group at Morgan Stanley from 2007 to 2020.
Worked as Principal at Montgomery & Co. LLC from 2003 to 2007.
Held the position of Vice President-Business Development at Ventro Corp.
from 2000 to 2001 and at RITA Medical Systems, Inc. from 2001 to 2003.
Education includes undergraduate studies at Princeton University and an MBA from Stanford Graduate School of Business.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
SEER, INC. CLASS A 0.88% | 2026-08-17 | 486,650 ( 0.88% ) | 953 834 $ | 2026-08-30 |
EDAP TMS SA 0.03% | 2026-08-13 | 10,000 ( 0.03% ) | 42 700 $ | 2026-08-30 |
David Horn active positions
| Companies | Position | Start |
|---|---|---|
| SEER, INC. | Director of Finance/CFO | 2020-04-30 |
| EDAP TMS S.A. | Director/Board Member | 2026-02-10 |
Former positions of David Horn
| Companies | Position | End |
|---|---|---|
| MORGAN STANLEY | Corporate Officer/Principal | 2020-04-30 |
Montgomery & Co. LLC
 Montgomery & Co. LLC Investment Banks/BrokersFinance Provides brokerage services | Corporate Officer/Principal | 2007-04-30 |
RITA Medical Systems, Inc.
 RITA Medical Systems, Inc. Medical SpecialtiesHealth Technology Develops and manufactures electrodes and generators for radiofrequency interstitial tissue ablation | Corporate Officer/Principal | 2003-04-30 |
Ventro Corp.
 Ventro Corp. Information Technology ServicesTechnology Services Provides e-commerce solutions. | Corporate Officer/Principal | 2000-12-31 |
Training of David Horn
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
96
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
Morgan Stanley
 Morgan Stanley Investment ManagersFinance Provides wealth and asset management, trading & investment banking services | Finance |
EDAP TMS SA
 EDAP TMS SA Medical SpecialtiesHealth Technology Develops, produces and markets minimally invasive medical devices for urological diseases | Health Technology |
Ventro Corp.
Ventro Corp. Information Technology ServicesTechnology Services Provides e-commerce solutions. | Technology Services |
RITA Medical Systems, Inc.
RITA Medical Systems, Inc. Medical SpecialtiesHealth Technology Develops and manufactures electrodes and generators for radiofrequency interstitial tissue ablation | Health Technology |
Montgomery & Co. LLC
Montgomery & Co. LLC Investment Banks/BrokersFinance Provides brokerage services | Finance |
Princeton University
 Princeton University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Stanford Graduate School of Business
 Stanford Graduate School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Seer, Inc. (California)
 Seer, Inc. (California) BiotechnologyHealth Technology Provides research and development services for biotechnology | Health Technology |
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