Walther Cancer Foundation Inc

INDIANAPOLIS, IN EIN: 35-1650570

Walther Cancer Foundation Inc is a private foundation focused on Medical Research, based in INDIANAPOLIS, IN. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $167.2M in total assets. In 2025, it awarded 1 grants totaling $7.5M. Net investment income was $14.6M.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$167.2M

+3.5% YoY

Annual Giving

$7.5M

+0.3% YoY

Grant Count

1

+0.0% YoY

Avg Grant Size

$7.5M

+0.3% YoY

Under IRS private-foundation payout rules, Walther Cancer Foundation Inc reported a distributable amount of $8.0M for 2025 — the minimum it must pay out in qualifying distributions.

About Walther Cancer Foundation Inc

Based on IRS filings

Walther Cancer Foundation Inc is a private foundation focused on Medical Research, based in INDIANAPOLIS, IN. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $167.2M in total assets. In 2025, it awarded 1 grants totaling $7.5M. Net investment income was $14.6M.

Focus Areas

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

1states

States

Cities

Indianapolis

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$4M$9M$13M$18M20212022202320242025
Metric202520242023
Total Assets$167,232,231$161,503,258$156,086,804
Revenue$16,016,062$5,128,890$3,075,166
Expenses$10,006,996$9,452,915$9,560,115
Qualifying Distributions$8,153,480$8,060,578$8,077,282
Net Investment Income$14,579,393$3,433,063$1,517,223
Distributable Amount$7,984,845$7,727,868$7,621,426

Giving Over Time

Total grant dollars and number of grants per year

$0$2M$4M$6M$8M1 grants20211 grants20221 grants20231 grants20241 grants2025

Grant Insights

How this funder distributes its grants

Top Recipients

Top 1 recipients in 2025

GRANTS PAID - SEE ATTACHED$7.5M

Grant Size Distribution

5 grants across all recorded years

<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M5$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2025 grants, the largest include Grants Paid - See Attached ($7,510,459).

RecipientPurposeAmount
GRANTS PAID - SEE ATTACHED INDIANAPOLIS, INSEE ATTACHED$7,510,459

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2025 IRS filing

No officer/director data available.

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What is Walther Cancer Foundation Inc?

Walther Cancer Foundation Inc is a private foundation focused on Medical Research, based in INDIANAPOLIS, IN. It holds $167.2M in total assets as of 2025.

How large is Walther Cancer Foundation Inc?

As of 2025, Walther Cancer Foundation Inc holds $167.2M in total assets with $16.0M in annual revenue. It awarded 1 grants totaling $7.5M in 2025.

Where does Walther Cancer Foundation Inc operate?

Walther Cancer Foundation Inc has awarded grants in Indiana.

What size grants does Walther Cancer Foundation Inc award?

In 2025, Walther Cancer Foundation Inc awarded 1 grants totaling $7.5M — an average of about $7.5M per grant, based on its IRS Form 990 filings.

How much is Walther Cancer Foundation Inc required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2025, Walther Cancer Foundation Inc reported a distributable amount of $8.0M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is Walther Cancer Foundation Inc's EIN?

Walther Cancer Foundation Inc's EIN (Employer Identification Number) is 35-1650570. IRS Form 990 filing data is available on this page for 2021–2025.

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Data last updated April 2026. Sourced from IRS Form 990-PF filings.

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