![Kari Firestone](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>)
Kari Firestone
Director/Board Member at
AMYLYX PHARMACEUTICALS, INC.
Net worth: 960 015 $ as of 31/05/2026
Profile
Karen Mindy Firestone is the founder of Aureus Asset Management LLC, founded in 2005, and holds the title of Chair Emerita since 2025.
Current jobs include Independent Director at Amylyx Pharmaceuticals, Inc. since 2023, Trustee at The Boys & Girls Clubs of Boston, Inc., Member at Boston Athletic Association, and Trustee at Beth Israel Deaconess Medical Center, Inc. Former jobs include Independent Director at Hamilton Thorne Ltd., Portfolio Manager at Fidelity Management & Research Co. LLC from 1983 to 2004, and Principal at Harvard University.
Education includes an MBA from Harvard Business School and an undergraduate degree from Harvard College.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 04/06/2026 | 66,900 ( 0.06% ) | 960 015 $ | 31/05/2026 |
Kari Firestone active positions
| Companies | Position | Start |
|---|---|---|
| AMYLYX PHARMACEUTICALS, INC. | Director/Board Member | 16/03/2023 |
Aureus Asset Management LLC
 Aureus Asset Management LLC Investment ManagersFinance Aureus takes an active management approach informed by rigorous research and focused on long-term performance. The firm applies a global investing philosophy, incorporating a comprehensive view of geographies and asset classes. Portfolios consist of one or more of the following: individual equities, individual bonds, mutual funds, ETFs, non-traditional assets, and other investment vehicles including private partnerships. | Founder | 01/01/2005 |
The Boys & Girls Clubs of Boston, Inc.
 The Boys & Girls Clubs of Boston, Inc. Miscellaneous Commercial ServicesCommercial Services Operates nonprofit organization which helps young people | Corporate Officer/Principal | - |
Beth Israel Deaconess Medical Center, Inc.
 Beth Israel Deaconess Medical Center, Inc. Hospital/Nursing ManagementHealth Services Provides healthcare services | Director/Board Member | - |
Boston Athletic Association
 Boston Athletic Association Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization that promotes healthy lifestyle through sports | Corporate Officer/Principal | - |
Former positions of Kari Firestone
| Companies | Position | End |
|---|---|---|
Fidelity Management & Research Co. LLC
 Fidelity Management & Research Co. LLC Investment ManagersFinance FMR invests in securities of companies engaged in a variety of economic sectors and industries that are domiciled in the US and outside the US (in developed, emerging and frontier markets); in stocks with growth or value characteristics; and in companies with market capitalizations of all sizes. The firm invests across different asset classes, market sectors, maturities, and regions. | Portfolio Manager-Equities | 31/12/2004 |
| HAMILTON THORNE LTD. | Director/Board Member | - |
Harvard University
 Harvard University Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | - |
Training of Kari Firestone
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
70
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
Fidelity Management & Research Co. LLC
Fidelity Management & Research Co. LLC Investment ManagersFinance FMR invests in securities of companies engaged in a variety of economic sectors and industries that are domiciled in the US and outside the US (in developed, emerging and frontier markets); in stocks with growth or value characteristics; and in companies with market capitalizations of all sizes. The firm invests across different asset classes, market sectors, maturities, and regions. | Finance |
Harvard University
Harvard University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Beth Israel Deaconess Medical Center, Inc.
Beth Israel Deaconess Medical Center, Inc. Hospital/Nursing ManagementHealth Services Provides healthcare services | Health Services |
Aureus Asset Management LLC
Aureus Asset Management LLC Investment ManagersFinance Aureus takes an active management approach informed by rigorous research and focused on long-term performance. The firm applies a global investing philosophy, incorporating a comprehensive view of geographies and asset classes. Portfolios consist of one or more of the following: individual equities, individual bonds, mutual funds, ETFs, non-traditional assets, and other investment vehicles including private partnerships. | Finance |
The Boys & Girls Clubs of Boston, Inc.
The Boys & Girls Clubs of Boston, Inc. Miscellaneous Commercial ServicesCommercial Services Operates nonprofit organization which helps young people | Commercial Services |
Boston Athletic Association
Boston Athletic Association Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization that promotes healthy lifestyle through sports | Commercial Services |
Hamilton Thorne Ltd.
 Hamilton Thorne Ltd. Medical SpecialtiesHealth Technology Manufactures and markets precision laser systems | Health Technology |
Harvard Business School
 Harvard Business School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Harvard College
 Harvard College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Amylyx Pharmaceuticals, Inc.
 Amylyx Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Manufactures biopharmaceutical products to cure neurodegenerative diseases | Health Technology |
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