Nathaniel Horwitz

Last updated
Nathaniel Horwitz
Alma mater Harvard University (AB)
OccupationsJournalist
Investor
Known for Mayday Health
Hunterbrook
Parents

Nathaniel Horwitz is an Australian-American investor, entrepreneur, and investigative journalist. [1] He is the co-founder of Mayday Health and Hunterbrook, where he is CEO. [2]

Contents

Early life and education

Horwitz was born in Washington D.C. to Tony Horwitz and Geraldine Brooks, the elder of two sons. [3] The family split time between Sydney, Massachusetts, and Virginia. [4] [5]

As a student, Horwitz worked on biotech startups. [6] [7] While at Harvard, Horwitz met Sam Koppelman, with whom he would later found Mayday Health and Hunterbrook. [8] [9]

Career

After graduating from Harvard, Horwitz joined RA Capital Management, a healthcare-focused investment firm. [10] While at RA Capital, Horwitz launched biotech companies. [11] He left RA Capital in 2023, before founding Hunterbrook. [12]

In 2022 Horwitz co-founded Mayday Health with Koppelman and Liv Raisner. [13] The 501(c)(3) nonprofit educates on abortion access and advocated for laws to shield healthcare providers who send abortion medicine to people in states with abortion bans. [14]

In 2023, Horwitz and Koppelman founded Hunterbrook, an investment fund and investigative journalism outlet, [15] [16] with Horwitz as CEO. Hunterbrook later raised $100 million in 2024 "to make trades based on articles by its affiliated newsroom.” [17] [18] The company's name is partially derived from Horwitz's mother's last name. [19]

References

  1. Rudegeair, Peter (2026-01-05). "Exclusive | Journalism-Powered Hedge Fund Finds Good News Can Be Profitable". The Wall Street Journal. Retrieved 2026-02-04.
  2. Malone, Clare (2024-05-02). "Is Hunterbrook Media a News Outlet or a Hedge Fund?". The New Yorker. ISSN   0028-792X . Retrieved 2026-02-04.
  3. Brooks, Geraldine (2023-03-10). "I have two sons and love them equally. But my homeland does not". The Sydney Morning Herald. Retrieved 2025-10-10.
  4. Duguid, Kate; Franklin, Joshua (2024-04-03). "News-powered hedge fund raises $100m to trade on reporters' scoops". Australian Financial Review. Retrieved 2025-10-10.
  5. PhD, Allison Rosenzweig (2019-02-25). "What a Researcher Learned Developing a New Drug for Pancreatic Cancer". Pancreatic Cancer Action Network. Retrieved 2025-10-30.
  6. "Bringing breakthroughs to life". seas.harvard.edu. Retrieved 2025-08-22.
  7. Daso, Frederick. "Two Harvard Biotech Entrepreneurs Are Creating The "Trojan Horse" Of Cancer Treatment". Forbes. Retrieved 2025-10-10.
  8. Malone, Clare (2024-05-02). "Is Hunterbrook Media a News Outlet or a Hedge Fund?". The New Yorker. ISSN   0028-792X . Retrieved 2025-08-22.
  9. "A new kind of activist journalism: Hunterbrook investigates corporations (and hopes to make bank trading off its reporting)". Nieman Lab. Archived from the original on 2025-09-17. Retrieved 2025-10-10.
  10. Primack, Dan (2023-11-02). "New hedge fund is hiring journalists to not do journalism". Axios. Retrieved 2025-10-10.
  11. "Mayday in America". Unitarian Universalist Society of Martha's Vineyard. 2022-08-09. Retrieved 2025-08-22.
  12. "The Big Bet — $100 Million — To Make Journalism Profitable Again". The New York Sun. 2024-04-11. Retrieved 2025-10-10.
  13. Alter, Charlotte. "This Group Wants to Teach You How to Get Abortions Even Where They're Banned". TIME. Archived from the original on 2025-09-29. Retrieved 2025-10-10.
  14. Aymond, Natalie (2022-08-17). "Mayday, mayday, mayday: Abortion pills to the rescue". The Martha's Vineyard Times. Retrieved 2025-08-22.
  15. Sachs, Matt LevineMatt Levine is a Bloomberg Opinion columnist A. former investment banker at Goldman; Mergers, He Was a; Wachtell, acquisitions lawyer at; Lipton; Rosen; Circuit, Katz; a clerk for the U. S. Court of Appeals for the 3rd; Dealbreaker, an editor of (2024-04-02). "A Hedge Fund That's Also a Newspaper". Bloomberg.com. Retrieved 2025-10-10.{{cite news}}: |first7= has generic name (help)CS1 maint: multiple names: authors list (link) CS1 maint: numeric names: authors list (link)
  16. "Client Challenge". www.ft.com. Retrieved 2025-10-10.
  17. "This Hedge Fund Wants to Save Investigative Journalism — By Using It to Game the Market". POLITICO. 2024-05-25. Retrieved 2025-08-22.
  18. "Client Challenge". www.ft.com. Retrieved 2025-08-22.
  19. Malone, Clare (2024-05-02). "Is Hunterbrook Media a News Outlet or a Hedge Fund?". The New Yorker. ISSN   0028-792X . Retrieved 2025-08-22.