William S & Ann Atherton Foundation is a 501(c)(3) organization based in Tulsa, Oklahoma, registered in 1998, with $1,603,869 in FY2024 revenue. CharityIndex grades it C.
Revenue (FY2024)
$1.6M
▼ 26.4% vs prior year
Education median: $200K
Expenses (FY2024)
$2.0M
Net assets
$15.4M
Employees
—
Measures how much of every dollar spent actually reaches programs, plus what it costs to raise $100 of donations. The worse of the two measures sets the letter (85%+ to programs is an A; under $15 to raise $100 is an A), averaged over the three most recent filings. Not scored for William S & Ann Atherton Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
Measures whether the organization is built to last: how many months its reserves would cover expenses (3+ months earns an A-range score, but hoarding 5+ years of budget is capped) and whether it runs a surplus or a deficit. For William S & Ann Atherton Foundation: 93 mo reserves · -24% margin earns a C+ on this criterion. See the exact thresholds →
Checks how the organization is run, from its own Form 990: an independent board majority, a board of five or more, conflict-of-interest, whistleblower and document-retention policies, and independently audited financials. The share of disclosed checks that pass sets the letter. Not scored for William S & Ann Atherton Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
Counts five disclosure signals: a recent filing, a mission statement, program descriptions, a listed website, and the full expense breakdown. More disclosure, better letter. For William S & Ann Atherton Foundation: 1 of 5 disclosure signals earns a D on this criterion. See the exact thresholds →
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Revenue declined from $8.5M (FY2014) to $1.6M (FY2024) across 11 reported years.
Financial snapshot
Operating margin
-23.8%
Spent more than it raised in the latest fiscal year.
Total assets
$15.4M
Total liabilities
$121
Net assets
$15.4M
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2024 | $1,603,869▼26.4% | $1,986,382▼50.2% | $15,401,247▼2.3% | $15,401,368▼2.3% | 990PF |
| 2023 | $2,178,382▼71.2% | $3,987,407▲59.9% | $15,758,368▼10.2% | $15,758,477▼10.2% | 990PF |
| 2022 | $7,559,533▲388% | $2,493,974▲19.4% | $17,549,225▲40.9% | $17,549,318▲40.9% | 990PF |
| 2021 | $1,549,732▼26.6% | $2,088,223▲47.0% | $12,458,261▼4.0% | $12,458,261▼4.0% | 990PF |
| 2020 | $2,112,059▲38.4% | $1,420,891▲4.4% | $12,971,274▲5.7% | $12,971,274▲5.7% | 990PF |
| 2019 | $1,526,238▲150% | $1,361,619▲43.7% | $12,269,808▲1.4% | $12,269,808▲1.4% | 990PF |
| 2018 | $610,765▼11.3% | $947,614▼11.6% | $12,097,061▼2.6% | $12,097,061▼2.6% | 990PF |
| 2017 | $688,503▲56.0% | $1,071,958▲13.2% | $12,425,635▼2.8% | $12,426,107▼2.8% | 990PF |
| 2016 | $441,413▼70.7% | $946,852▲9.5% | $12,789,492▼3.6% | $12,789,492▼3.6% | 990PF |
| 2015 | $1,505,872▼82.4% | $864,942▲107% | $13,272,132▲5.1% | $13,272,132▲5.1% | 990PF |
| 2014 | $8,538,721 | $417,169 | $12,631,202 | $12,631,202 | 990PF |
Original Form 990 PDFs (the Form column) are served by ProPublica Nonprofit Explorer, as filed with the IRS. Create a free account to download the CSV report.
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Data for William S & Ann Atherton Foundation (EIN 73-1520309) comes from the IRS Business Master File and e-filed Form 990 returns, via CharityIndex. Figures reflect what the organization reported to the IRS for each fiscal year.