INSTITUTE OF MATHEMATICAL STATISTICS

WAITE HILL, OH, 44094-9638 (216) 295-2340 Est. 1935 EIN 94-1317787

U34Z - Science & Technology 990 - Public charity return 501(c)(3)

www.imstat.org

Mission

THE INSTITUTE OF MATHEMATICAL STATISTICS IS AN INTERNATIONAL PROFESSIONAL SOCIETY DEVOTED TO THE DEVELOPMENT AND DISSEMINATION OF THE THEORY AND APPLICATION OF STATISTICS AND PROBABILITY. ITS ACTIVITIES INCLUDE (CONTINUED ON SCHEDULE O)SPONSORSHIP OF JOURNALS AND OTHER SCIENTIFIC PUBLICATIONS, ORGANIZATION OF SCIENTIFIC MEETINGS AND COOPERATION WITH OTHER SCIENTIFIC ORGANIZATIONS.

Financials

Total Revenue

$2,943,733

Total Expenses

$2,352,063

Net Assets

$15,168,792

1 employees 275 volunteers

From latest filing (tax period ending 2024-12-31)

Financial Health

Operating Reserve

6.5 years Healthy

Net assets / monthly expenses

Year-over-Year Change

Revenue ↓ 1.5%

Expenses ↓ 0.7%

Revenue Sources

Contributions 2.9% Earned revenue 82.1% Investment 13.6% Other 1.0%

Expense Breakdown

Program 91.3% Management 8.7%

Officers & Key Employees (29)

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Grants Received (8)

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Filing History (6 filings)

Year	Revenue	Expenses	Net Assets
2024 990 - Public charity return Jan 1, 2024 to Dec 31, 2024	$2,943,733 ↓	$2,352,063	$15,168,792
2023 990 - Public charity return Jan 1, 2023 to Dec 31, 2023	$2,988,511 ↑	$2,367,704	$13,121,706
2022 990 - Public charity return Jan 1, 2022 to Dec 31, 2022	$2,546,102 ↑	$2,261,742	$10,887,650
2020 990 - Public charity return Jan 1, 2020 to Dec 31, 2020	$2,374,226 ↓	$1,876,123	$11,074,877
2019 990 - Public charity return Jan 1, 2019 to Dec 31, 2019	$2,449,129 ↓	$1,953,633	$9,435,719
2018 990 - Public charity return Jan 1, 2018 to Dec 31, 2018	$2,577,008	$1,963,954	$7,564,185