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New York · Nonprofit
MEMORIAL SLOAN-KETTERING CANCER CENTER (New York) is funded by 613 grantmakers whose IRS filings report $509,937,339 in grants to it, the largest being DRUCKENMILLER FOUNDATION ($70,510,000). 347 of them have funded it in more than one year.
Against its field
MEMORIAL SLOAN-KETTERING CANCER CENTER runs a healthier operating margin than three-quarters of the 1,388 health nonprofits its size.
this organization peer median middle 50% of peers· 1,388 health nonprofits over $100M, FY2024
Revenue, expenses and net assets — each indexed to 100 at its first filing year, so you read the trajectory, not the magnitude. The shaded band is where the middle 50% of its peers' revenue would sit, given their growth.
The funding model — what share of revenue comes from contributions, programs, investments and other sources — and whether it's shifting.
13% of MEMORIAL SLOAN-KETTERING CANCER CENTER’s revenue is contributions — more reliant on donations than three-quarters of its peers (1% for the typical peer).
Operating surplus or deficit each year, and months of liquidity in hand. 1 of the last 8 reported years ran a deficit.
$4.7M from 35 funders in 2025, up from $12M and 109 in 2017.
98 of 613 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 29% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.
From the IRS filings of MEMORIAL SLOAN-KETTERING CANCER CENTER’s funders (the co-funder graph). Top 30 of 613 funders by total. Association, not causation.
MEMORIAL SLOAN-KETTERING CANCER CENTER has a broad base — no single funder exceeds 14% of grant income, and it takes 9 funders to reach half.
the vertical line marks half of all grant income — 9 funders to its left
Largest funder’s share by year: 2017 25% · 2018 19% · 2019 13% · 2020 10% · 2021 12% · 2022 20% · 2023 22% · 2024 22% · 2025 46% — growing more concentrated.
“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration.
34% of MEMORIAL SLOAN-KETTERING CANCER CENTER's funders are still giving 3 years after their first grant; 57% give in more than one year at all.
Share of funders still giving k years after their first recorded grant, pooled across every acquisition cohort. A funder counts as retained in a year only if it made a grant that year.
MEMORIAL SLOAN-KETTERING CANCER CENTER draws 57% of its grant income from funders outside New York — its reputation reaches beyond the state, across 40 states in all.
In-state vs out-of-state, by year
Grantmakers that don’t fund you yet, surfaced two ways: they back organizations that share your funders, or their grantees resemble your mission. The ones both signals agree on come first. Your 613 funders put you typical among the 400 organizations that share them.
From the co-funder graph (funders backing at least two comparable organizations, shrunk for grantee count, donor-advised and mega-funds excluded) and the universe embeddings. A research starting point; overlap is association, not a guarantee of fit.
Nonprofits whose mission and program text most resemble this one, by semantic similarity over the universe of US filings — the closest peers, and often the clearest route to shared or prospective funders.
Read directly from this organization’s own Form 990, as neutral context.
91% of spending goes to programs.
65%
Share of support from the public (Schedule A) — the basis for its public-charity status.
Operates in 50 states
Part of a family of 37 related entities
Every figure is read directly from IRS Form 990 / 990-PF e-file XML — this organization’s own return for FY2024 (financials across 2017–2024), and the filings of 613funders that report grants to it. “On record” means captured in the filings we have parsed — a funder that does not e-file, or whose grant detail is not itemized, will not appear. Filings run roughly 12–24 months behind. view filing