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The 990 read · EIN 98-0413360 · IS · Fiscal year FY ending Sep 2025

Weizmann Institute of Science

Weizmann Institute of Science: CEO salary, finances and where donations go

In its own words

“institutions in the world, noted for its wide-ranging exploration of the sciences and technology.”

Data only Figures straight from the filing, screened by our rules. Not yet reviewed in depth by a CPA.

Methodology by Amir Arani, CPA, CA · Updated

Top pay
$360K Prof Alon Chen, 0% of spending
Revenue
$891.1M 55.5% from donations and grants
Spent
$738.4M 60.6% on programs, as reported
Net assets
$5.61B end of FY ending Sep 2025
Savings
91.1 months of spending, net assets ÷ spending
Form 990 (FY ending Sep 2025), Parts I, VII, IX, X
01 · Red flags

No red flags in its latest filing.

We screen every filing against twelve rules. A flag is a prompt for a closer look, not a finding of wrongdoing.

No reported asset diversions, no insider transactions, no fundraisers keeping most of the money, and the governance policies we check for are in place.

02 · Where $1 goes · FY ending Sep 2025

Of each dollar it spent, 60.6¢ went to programs, as reported.

The split the charity filed.
60.6¢
Programs, $447.4M
1.4¢
Fundraising, $10.3M
38.0¢
Admin, $280.8M
Form 990 (FY ending Sep 2025), Part IX, line 25
Cost to raise $1
2¢
as reported

For each dollar donated, Weizmann Institute of Science spent 2¢ on fundraising.

Fundraising ÷ $494.8M contributions · Form 990 Parts VIII, IX
03 · The savings

Net assets: $1.98B to $5.61B in 11 years.

Net assets at each fiscal year end, 2013 to 2025.

Net assets at year end, $ millions
1979
2278
2636
2950
3499
3737
3889
4120
4875
4232
4425
5606
Form 990 history via ProPublicaForm 990 (FY ending Sep 2025)
04 · Who gets paid

The 8 highest-paid people.

Reportable pay in FY ending Sep 2025, from the charity and related organizations.

Prof Alon Chen
President
$360,125
Alon Weingarten
VP-Admin
$321,958
Prof Ziv Reich
Vice President
$317,323
Elia Zeldov
Academic Staff
$310,815
Eldar Yonina
Academic Staff
$299,985
Malka Victor
Academic Staff
$297,411
Lubotzky Alexander
Academic Staff
$291,751
Prof Irit Sagi
VP - Tech. Transfer
$291,239
Form 990 (FY ending Sep 2025), Part VII, Section A
Largest outside contractors
ContractorServicePaid
Electra ConstructionConstruction$26,196,099
Exyte Israel Projects LtdConstruction$15,023,739
Asher Green ConstructionConstruction$14,238,819
Amnon Shaul and SonsConstruction$11,534,370
Gav-YamMaintenance$7,599,104
Form 990 (FY ending Sep 2025), Part VII, Section B
05 · Questions

The questions people ask about the Weizmann Institute of Science.

Short, sourced answers. Each one stands on its own.

How much does the Weizmann Institute of Science CEO make?

Prof Alon Chen, President, received $360,125 in reportable compensation in FY ending Sep 2025, 0% of Weizmann Institute of Science's $738.4M in spending.

Form 990 (FY ending Sep 2025), Part VII

What percentage of Weizmann Institute of Science donations go to programs?

Weizmann Institute of Science reported 60.6% of FY ending Sep 2025 spending as programs, 1.4% as fundraising and 38% as management.

Form 990 (FY ending Sep 2025), Part IX

How much money does Weizmann Institute of Science have?

Net assets were $5.61B at the end of FY ending Sep 2025, about 91.1 months of spending.

Form 990 (FY ending Sep 2025), Part X

Does Weizmann Institute of Science have any red flags in its filing?

Its latest Form 990 triggered none of our twelve screening rules, which cover reported asset diversions, insider transactions, fundraiser costs, governance policies and spending patterns.

Form 990 (FY ending Sep 2025)
06 · Sources and citing

Every number, traced.

  1. Weizmann Institute of Science Form 990, FY ending Sep 2025 (IRS e-file)
  2. Weizmann Institute of Science Form 990 history (ProPublica Nonprofit Explorer)
Cite this page

Amir Arani, “Weizmann Institute of Science: CEO salary, finances and where your dollar goes,” Charity Math, updated 2026-11-07. https://charitymath.com/charities/weizmann-institute-of-science/