The David H. Koch Charitable Foundation concentrates its giving on science and STEM public institutions, with a dominant multi-million-dollar investment in a local science museum expansion. It also supports biomedical research and higher education, particularly pediatric inflammation research and university general operating funds. Grants are few but large and targeted, with a tendency to make repeat awards to signature beneficiaries.
David H Koch Charitable Foundation’s clearest recent pattern is a large, repeated commitment to Cox Science Center and Aquarium in West Palm Beach, including a $3,000,000 grant in 2023 for science center and aquarium expansion and a $2,000,000 grant in 2025 for general operating support. That pairing shows a mix of capital investment and ongoing institutional support rather than one-off project funding. The foundation also backs biomedical research and higher education with smaller but targeted awards, such as a $500,000 grant to the Lucile Packard Foundation for Children’s Health for a Pediatric Inflammation Research Fund. Its giving profile is institutional: grants go to museums, universities, health foundations, and research-oriented nonprofits, with a strong emphasis on science, medicine, and education. The recent record also includes support for Duke University and the Prostate Cancer Foundation, indicating that the foundation uses philanthropy to sustain both research infrastructure and specific research agendas. Grantmaking is selective, with relatively few awards and a concentration on organizations that can absorb sizable institutional funding.
Science center and aquarium work is a clear focus. The foundation gave $3,000,000 to Cox Science Center and Aquarium Inc for science center and aquarium expansion, then returned with $2,000,000 for general operating support. That combination suggests interest in both facilities and ongoing operations. In health research, the foundation supported pediatric inflammation through a $500,000 grant to the Lucile Packard Foundation for Children’s Health for a Pediatric Inflammation Research Fund. It also supported prostate cancer through a $100,000 grant to the Prostate Cancer Foundation for general operating support. Higher education appears as sustaining support rather than restricted program funding. Duke University received $100,000 for the Trinity Annual Fund for general operating purposes in 2024 and another $100,000 in 2023 for general support.
Typical grants are large: the 25th percentile is $100,000, the median is $300,000, and the 75th percentile is $1,125,000. The recent record shows a small number of substantial awards rather than many small ones. One recipient, Cox Science Center and Aquarium Inc, appears across multiple years with both capital and operating support, which points to repeat institutional funding. The foundation is a private charitable foundation and does not make program-related investments. It also does not accept unsolicited applications under the active grant programs listed.
$2.3M
$1.5M
$154K
$2.3M
Most grants fall between $100K and $1.1M, with a median of $300K.
25th Percentile
$100K
Median
$300K
75th Percentile
$1.1M
About 0% of grants go to recipients in CA.
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Highly concentrated: a small number of sizable grants (one dominant multi‑million gift), repeated support for select institutions rather than many small donations.
Notable grantees: Cox Science Center and Aquarium, Inc., Lucile Packard Foundation for Children's Health, Duke University, Prostate Cancer Foundation
Grantmaking is regional and entirely U.S.-based in the recent sample. Florida is the top state by grant count, driven by West Palm Beach. Other recipient cities in the record include Palo Alto and Santa Monica in California, and Durham in North Carolina. No grants in the provided sample went to Kansas recipients, despite the foundation’s headquarters in Wichita.
The foundation gives direct grants to nonprofit organizations, medical centers, research centers, universities, and cultural institutions. In the recent grants list, that includes a science center and aquarium, a children’s health foundation, a university, and a prostate cancer nonprofit.
The active grant programs emphasize science and medical research, education, public policy, and the arts. The recent grants also show specific attention to science center and aquarium expansion, pediatric inflammation research, university general support, and prostate cancer.
No. Both active grant programs listed say they do not accept unsolicited requests.
The typical grant size is substantial: the 25th percentile is $100,000, the median is $300,000, and the 75th percentile is $1,125,000. The recent grants sample includes awards from $100,000 up to $3,000,000.
2025
Source: IRS Form 990-PF, fiscal year 2025.
Most recent grants reported to the IRS.
| Recipient | Location | Amount | Year | Purpose |
|---|---|---|---|---|
| Cox Science Center and Aquarium Inc | West Palm Beach, FL | $2,000,000 | 2025 | General Operating Support |
| Prostate Cancer Foundation | Santa Monica, CA | $100,000 | 2025 | General Operating Support |
| Lucile Packard Foundation for Children's Health | Palo Alto, CA | $500,000 | 2024 | Pediatric Inflammation Research Fund |
| Duke University | Durham, NC | $100,000 | 2024 | Trinity Annual Fund for general operating purposes |
| COX SCIENCE CENTER AND AQUARIUM INC | WEST PALM BEACH, FL | $3,000,000 | 2023 | SCIENCE CENTER AND AQUARIUM EXPANSION |
| DUKE UNIVERSITY | DURHAM, NC | $100,000 | 2023 | GENERAL SUPPORT |
Pediatric Inflammation Research Fund
COX SCIENCE CENTER AND AQUARIUM INC
$3,000,000SCIENCE CENTER AND AQUARIUM EXPANSION