Civic Intelligence

American Arachnological Society

EIN 75-1753065 • 501(c)3 • Chicago, IL

Profile

Advancement of knowledge in the field of arachnology

Nina Sandlin Insects Field MuseumChicago, IL 60605

americanarachnology.org

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

Score unavailable

No value available

Liabilities-to-assets requires both liabilities and assets on the latest valid filing.

Source year 2024

Liabilities / Revenue

Score unavailable

No value available

Liabilities-to-revenue requires both liabilities and revenue on the latest valid filing.

Source year 2024

Net Margin

47th percentile

0.1%

Higher net margin than 47% of similar nonprofits.

501(c)3 • <$500k nonprofits • Source year 2024

Top Officer Pay

81st percentile

$0

Higher top officer pay than 81% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

501(c)3 • <$500k nonprofits • Source year 2024

Asset Growth

55th percentile

0.1%

Faster asset growth than 55% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2023 to 2024

Revenue Growth

39th percentile

-13%

Faster revenue growth than 39% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / AssetsScore unavailable

Assets

Up

$88,987

Up $106 (+0.1%) from 2023

Liabilities

-

No earlier filing loaded for comparison.

Net Assets

Up

$88,987

Up $106 (+0.1%) from 2023

Operations
Liabilities / RevenueScore unavailableNet Margin47th percentile

Revenue

Down

$103,022

Down $15,914 (-13%) from 2023

Expenses

Down

$102,916

Down $7,163 (-6.5%) from 2023

Net Income

Down

$106

Down $8,751 (-99%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth55th percentile

Grouped bars show assets, liabilities, and net assets across loaded filings.

$200K$150K$100K$50K$0Assets 2011: $158,285Liabilities 2011: $02011Assets 2012: $120,844Liabilities 2012: $02012Assets 2013: $149,127Liabilities 2013: $02013Assets 2014: $166,860Liabilities 2014: $02014Assets 2015: $171,789Liabilities 2015: $02015Assets 2016: $154,367Liabilities 2016: $02016Assets 2017: $146,927Liabilities 2017: $02017Assets 2018: $116,571Liabilities 2018: $02018Assets 2019: $104,626Liabilities 2019: $02019Assets 2020: $98,218Liabilities 2020: $02020Assets 2021: $110,007Net Assets 2021: $110,0072021Assets 2022: $80,024Net Assets 2022: $80,0242022Assets 2023: $88,881Net Assets 2023: $88,8812023Assets 2024: $88,987Net Assets 2024: $88,9872024

Highlighted filing

2024

Assets$88,987
Liabilities-
Net Assets$88,987
Open 2024 Filing

Operations Trend

Revenue Growth39th percentile

Revenue, expenses, and net income by year, with the latest filing highlighted.

$150K$100K$50K$0-$50KRevenue 2011: $83,715Expenses 2011: $75,527Net Income 2011: $8,1882011Revenue 2012: $66,014Expenses 2012: $103,455Net Income 2012: -$37,4412012Revenue 2013: $88,669Expenses 2013: $60,386Net Income 2013: $28,2832013Revenue 2014: $71,659Expenses 2014: $53,926Net Income 2014: $17,7332014Revenue 2015: $84,926Expenses 2015: $79,997Net Income 2015: $4,9292015Revenue 2016: $104,534Expenses 2016: $121,957Net Income 2016: -$17,4232016Revenue 2017: $84,989Expenses 2017: $92,429Net Income 2017: -$7,4402017Revenue 2018: $81,362Expenses 2018: $111,718Net Income 2018: -$30,3562018Revenue 2019: $93,864Expenses 2019: $105,807Net Income 2019: -$11,9432019Revenue 2020: $82,419Expenses 2020: $88,827Net Income 2020: -$6,4082020Revenue 2021: $103,603Expenses 2021: $91,814Net Income 2021: $11,7892021Revenue 2022: $100,121Expenses 2022: $108,464Net Income 2022: -$8,3432022Revenue 2023: $118,936Expenses 2023: $110,079Net Income 2023: $8,8572023Revenue 2024: $103,022Expenses 2024: $102,916Net Income 2024: $1062024

Highlighted filing

2024

Revenue$103,022
Expenses$102,916
Net Income$106
Open 2024 Filing

Filings

Most recent year

2024 • Form 990EZDetailed filing. Detailed filing data is available for this year.

Open filing
Assets
$88,987
Liabilities
-
Net assets
$88,987
Revenue
$103,022
Expenses
$102,916
Net income
$106
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$0.89$0.89$1.03$1.03$0.00
2023Detailed filing. Detailed filing data is available for this year.$0.89$0.89$1.19$1.10$0.09
2022Detailed filing. Detailed filing data is available for this year.$0.80$0.80$1.00$1.08$0.08
2021Detailed filing. Detailed filing data is available for this year.$1.10$1.10$1.04$0.92$0.12
2020Summary only. Only limited summary data is available for this year.$0.98$0.00$0.82$0.89$0.06
2019Summary only. Only limited summary data is available for this year.$1.05$0.00$0.94$1.06$0.12
2018Summary only. Only limited summary data is available for this year.$1.17$0.00$0.81$1.12$0.30
2017Summary only. Only limited summary data is available for this year.$1.47$0.00$0.85$0.92$0.07
2016Summary only. Only limited summary data is available for this year.$1.54$0.00$1.05$1.22$0.17
2015Summary only. Only limited summary data is available for this year.$1.72$0.00$0.85$0.80$0.05
2014Summary only. Only limited summary data is available for this year.$1.67$0.00$0.72$0.54$0.18
2013Summary only. Only limited summary data is available for this year.$1.49$0.00$0.89$0.60$0.28
2012Summary only. Only limited summary data is available for this year.$1.21$0.00$0.66$1.03$0.37
2011Summary only. Only limited summary data is available for this year.$1.58$0.00$0.84$0.76$0.08
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
May 12, 2025
Return Version
2024v5.1
Gross Receipts
$103,022
Mission and Program Overview

Mission

Advancementofknowledgeinfieldofarachnology

Advancement of knowledge in the field of arachnology

Program Services

DescriptionGrantsExpenses
Producing and distributing a scholarly journal the Journal of Arachnology$7,010$35,163
Funding of arachnological research by both students and academic professionals as well as supporting students with financial need to attend annual meeting and present their work$24,790$30,045
Holding an annual meeting where arachnologists can share research learn about the most-up-to-date work in arachnology and connect with potential collaborators mentors and colleagues.$0$23,951
Society website and digital communication regarding arachnids$1,000$12,360
Transaction fees and miscellaneous business expenses$0$1,396
Compensation and Service Providers
Top Officer Pay81st percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
Linda RayorPresidentPT$0--
Jason BondPresident-ElectPT$0--
Nina SandlinTreasurerPT$0--
Paula CushingSecretaryPT$0--
J Andrew RobertsDirectorPT$0--
Marc MilneDirectorPT$0--
Sarah StellwagenDirectorPT$0--
Filing and Contact Details

Filer

Filer Name
American Arachnological Society
EIN
75-1753065
In Care Of
% Cara Shillington
Address
Nina Sandlin Insects Field Museum, Chicago, IL 60605

Signing Officer

Name
Nina Sandlin
Title
Treasurer
Signed
2025-05-12
Supplemental Narrative

Additional Explanations

Part I, line 8

“| Other Revenues:, Amount:| Misc business income, $35|”

Part I, line 10

“| Grants And Similar Amounts Paid:, Amount:| World Spider Catalog, $5005| Grants to students early-career researchers to winners of student presentation competition - 39 separate small awards, $24790| Small honararia to journal subject-matter editors and webmaster, $8010| American Institute of Biological Sciences, $250|”

Part I, line 16

“| Other Expenses:, Amount:| Meeting expenses, $23951| Website and digital communications, $11360| Bank fees and miscellaneous business expenses, $1396|”

Raw XML Appendix248 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt0495294
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0| Other Revenues:, Amount:| Misc business income, $35|
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1| Grants And Similar Amounts Paid:, Amount:| World Spider Catalog, $5005| Grants to students early-career researchers to winners of student presentation competition - 39 separate small awards, $24790| Small honararia to journal subject-matter editors and webmaster, $8010| American Institute of Biological Sciences, $250|
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2| Other Expenses:, Amount:| Meeting expenses, $23951| Website and digital communications, $11360| Bank fees and miscellaneous business expenses, $1396|
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Part I, line 8
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1Part I, line 10
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2Part I, line 16
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/PersonNm0Nina Sandlin
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0Treasurer
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-05-12
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0American Arachnological Society
ReturnHeader/Filer/BusinessNameControlTxt0AMER
ReturnHeader/Filer/EIN0751753065
ReturnHeader/Filer/ForeignPhoneNum03125933546
ReturnHeader/Filer/InCareOfNm0% Cara Shillington
ReturnHeader/Filer/USAddress/AddressLine1Txt0Nina Sandlin Insects Field Museum
ReturnHeader/Filer/USAddress/CityNm0Chicago
ReturnHeader/Filer/USAddress/StateAbbreviationCd0IL
ReturnHeader/Filer/USAddress/ZIPCd060605
ReturnHeader/ReturnTs02025-05-12T11:09:14-04:00
ReturnHeader/ReturnTypeCd0990EZ
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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