Hypopara Research Foundation

Public charity · Grantmaker San Mateo, CA EIN: 83-2048489

Hrf's mission is to fund innovative, collaborative research with the narrow aim of improving the quality of life for those suffering with hypoparathyroidism and ultimately curing hypoparathyroidism.

Key facts about Hypopara Research Foundation

EIN
83-2048489
Latest 990 filing
Form 990, 2025
Total assets
$53,365

Data from IRS Form 990, 2025; updated September 2026.

Financial Overview

From 2025 IRS Form 990 · View filing

Total Assets

$53K

-19.3% YoY

Revenue

—

Expenses

$13K

-87.2% YoY

How Hypopara Research Foundation gives

  • Giving held roughly steady from 2021 to 2024 (−8%). Method

From the foundation's IRS Form 990 filings. Methodology.

About Hypopara Research Foundation

Based on IRS filings

Hypopara Research Foundation is a public charity focused on Health, based in San Mateo, CA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $53K in total assets.

Focus Areas

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

States

Cities

Philadelphia

Giving Over Time

Total grant dollars and number of grants per year

$0$100K$200K$300K1 grant2020 1 grant2021 1 grant2022 0 grants2023 1 grant2024 0 grants2025

From 2020 to 2024, annual grant giving ranged from $25K (2022) to $300K (2020). In 2024 it made 1 grant totaling $92K.

Grant Insights

How this funder distributes its grants

Grant Size Distribution

3 grants across all recorded years

1<$50K1$50–100K1$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 1 grant of 3 (33%).

Giving History

Grant recipients and amounts by year

No grants recorded for 2025.

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
$0$100K$200K$300K$400K2020 2021 2022 2023 2024 2025
Metric202520242023
Total Assets$53,365$66,090$162,580
Revenue—$3,000$210
Expenses$12,725$99,490$3,850

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990 for fiscal year 2020 (received by the IRS November 15, 2021)
  2. Updated Form 990 for fiscal year 2021 (received by the IRS November 15, 2022)
  3. Updated Form 990 for fiscal year 2022 (received by the IRS November 15, 2023)
  4. Updated Form 990 for fiscal year 2024 (received by the IRS November 15, 2025)
  5. Added Form 990 for fiscal year 2025 (received by the IRS May 14, 2026)
  6. IRS filings on file for fiscal years 2020–2024

Leadership & Key People

Officers and directors from IRS filings

Hypopara Research Foundation is led by James H. Greene III, President & Board Member on every filing since 2020 — the only officer listed, and uncompensated.

Officers on the 2025 filing

  • James H. Greene III

    President & Board Member

    On filings since 2020

    1 hr/week

    No compensation reported

Former officers (1)
  • Former: Amanda Greene (2020) — Board Member, Secretary & Treasurer

Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Frequently asked questions about Hypopara Research Foundation

How large is Hypopara Research Foundation?

Hypopara Research Foundation reported $53K in total assets on its 2025 IRS Form 990.

What is Hypopara Research Foundation?

Hypopara Research Foundation is a public charity focused on Health, based in San Mateo, CA. It holds $53K in total assets as of 2025.

Where does Hypopara Research Foundation operate?

Hypopara Research Foundation has awarded grants in Pennsylvania.

What is Hypopara Research Foundation's EIN?

Hypopara Research Foundation's EIN (Employer Identification Number) is 83-2048489. IRS Form 990 filing data is available on this page for 2020–2025.

Data last updated September 2026. Sourced from IRS Form 990 filings.

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