INTERNATIONAL STEREOTACTIC RADIOSURGERY SOCIETY - ISRS (EIN 043146650) - Form 990 Financial Analysis & Trantor Score

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Financial Vulnerability Assessment (Tuckman-Chang)

4 risk indicators measuring financial stability and operational resilience

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Financial Trends

Organization Details

Formation Year

1991

Legal Domicile

Principal Officer

ARJUN SAGHAL

Phone

3523731080

Tax Period

2023-10-01 to 2024-09-30

INTERNATIONAL STEREOTACTIC RADIOSURGERY SOCIETY - ISRS, founded in 1991, is a small nonprofit that reported $472K in total revenue in fiscal year 2023. Revenue surged 194% from the prior year, signaling strong growth momentum.

Mission

THE INTERNATIONAL STEREOTACTIC RADIOSURGERY SOCIETY (ISRS) WAS FOUNDED AS A WORLDWIDE ORGANIZATION IN 1991 AND REMAINS THE ONLY PROFESSIONAL BODY OF ITS KIND. CREATED TO FOSTER LEARNING AND RESEARCH ON THE TOPICS OF BRAIN AND BODY RADIOSURGERY, THE SOCIETY IS HIGHLY DEDICATED TO: 1. PROMOTING TECHNICAL DEVELOPMENTS IN STEREOTACTIC RADIOSURGERY 2. PROMOTING THE HIGHEST LEVELS OF CLINICAL EXPERTISE 3. CONVENING EVERY TWO YEARS AT THE ISRS CONGRESS. THE ISRS FOSTERS TECHNICAL DEVELOPMENT AND RESEARCH ON THE TOPICS OF BRAIN AND BODY RADIOSURGERY BY HOLDING BIENNIAL CONGRESSES, MAINTAINING A WEBSITE, AND OTHER ACTIVITIES TO ENCOURAGE THE EXCHANGE OF INFORMATION.

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Trantor Score

Financial Health Score (300–850) · Liquidity · Solvency · Sustainability · Efficiency

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Liquidity (40%) • Solvency (30%) • Sustainability (20%) • Efficiency (10%)

Financial Overview (2023)

Revenue Breakdown

Contributions & Grants $0

Program Service Revenue $471,824

Investment Income $0

Other Revenue $0

TOTAL REVENUE $471,824

Expense Breakdown

Grants Paid $19,500

Salaries & Benefits $0

Fundraising Expenses $0

Other Expenses $482,072

TOTAL EXPENSES $501,572

Year-over-Year Comparison

	2023	2022	Change
Revenue	$471,824	$160,269	+1.9%
Expenses	$501,572	$222,048	+1.3%
Net Income	$-29,748	$-61,779	-0.5%

Key Indicators

✗ Grants to Organizations ✗ Grants to Individuals ✗ Lobbying ✗ Political Activity ✓ Foreign Activities ✗ Donor Advised Fund ✗ Schedule B Required

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Financial Health Indicators

Comprehensive financial analysis: Altman Z-Score, liquidity, solvency, sustainability, efficiency, and growth metrics

Financial Distress Indicator

Liquidity & Cash Position

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Altman Z-Score • Liquidity Ratios • Solvency Analysis • Growth Indicators • Efficiency Metrics

Governance

Voting Members

Independent Members

Employees

N/A

Volunteers

N/A

Governance Policies

✗ Conflict of Interest Policy

✗ Whistleblower Policy

✗ Document Retention Policy

Special Practices & Reported Activities

✗ Operated a School

✗ Operated a Hospital

✗ Provided First Class Travel

✗ Reported Conflict of Interest

✗ Reported Asset Diversion

✗ Excess Benefit Transaction

✗ Made Political Expenditures

✗ Engaged in Lobbying

✗ Operated Donor Advised Fund

✗ Maintained Art Collections

✗ Filed Form 720

Compensation of Officers, Directors & Key Employees

Total Officers

Total Directors

Key Employees

Highest Compensated

reported

Name	Title	Hours/Week	Role	Reportable Comp	Other Comp	Total
ARJUN SAGHAL	PRESIDENT	N/A	Officer	$0	$0	$0
JASON SHEEHAN	VICE PRESIDE	N/A	Officer	$0	$0	$0
THIERRY GEVAERT	SECRETARY	N/A	Officer	$0	$0	$0
CECELIA GZELL	TREASURER	N/A	Officer	$0	$0	$0
MARC LEVIVIER MD	PAST PRESIDE	N/A	Officer	$0	$0	$0
VERONICA CHIANG	DIRECTOR	N/A	Director	$0	$0	$0
ELENA DE MARTIN	DIRECTOR	N/A	Director	$0	$0	$0
ALESSANDRA GORGULHO	DIRECTOR	N/A	Director	$0	$0	$0
SELCUK PEKER	DIRECTOR	N/A	Director	$0	$0	$0
DANIEL TAN	DIRECTOR	N/A	Director	$0	$0	$0
DANIEL TRIFILETTI	DIRECTOR	N/A	Director	$0	$0	$0
SHOJI YOMO	DIRECTOR	N/A	Director	$0	$0	$0
THOMAS ZILLI	DIRECTOR	N/A	Director	$0	$0	$0

Note: Compensation data is self-reported by the organization on their Form 990. "Reportable Comp" includes salary, bonuses, and other reportable compensation from the organization and related organizations. "Other Comp" includes benefits, deferred compensation, and non-taxable benefits.

Historical Data

Year	Revenue	Expenses	Assets	Net Income
2024	$471,824	$501,572	$547,825	$-29,748
2023	$160,269	$222,048	$579,706	$-61,779
2022	$193,207	$157,333	$639,352	$35,874
2021	$155,296	$114,321	$605,471	$40,975
2020	$249,215	$112,573	$562,503	$136,642
2019	$238,041	$170,918	$425,861	$67,123
2018	$236,570	$64,277	$358,738	$172,293

INTERNATIONAL STEREOTACTIC RADIOSURGERY SOCIETY - ISRS