Tax-exempt organization ยท Files a Form 5500
WOODS HOLE OCEANOGRAPHIC INSTITUTION
Also filed as WOODS HOLE OCEANGRAPHIC INSTITUTION
569 WOODS HOLE RDMS14, WOODS HOLE, MA 02543-1041
EIN
04-2105850
Tax-exempt status
501(c)(3) charitable, religious, educational
IRS · 2026-09
Deductibility
Contributions are deductible
IRS · 2026-09
Foundation classification
Publicly supported charity (170(b)(1)(A)(vi))
IRS · 2026-09
IRS ruling date
1954-12
IRS · 2026-09
NTEE code
U210
IRS · 2026-09
Latest tax period on file
2024-12
IRS · 2026-09
Revenue (latest 990)
$344,338,772
IRS · 2026-09
Assets (latest 990)
$785,140,988
IRS · 2026-09
Benefit plan 502, 2024 filing
WOODS HOLE OCEANOGRAPHIC INSTITUTION MEDICAL BENEFIT PLAN
DOL · 2026-07-14
Participants (start of year)
1,987
DOL · 2026-07-14
Plan features
Health (other than dental or vision)
DOL · 2026-07-14
Plan type
Single-employer plan
DOL · 2026-07-14
Business code (NAICS)
541990
DOL · 2026-07-14
Benefit plan 1, 2024 filing
RETIREMENT PLAN FOR EMPLOYEES OF WOODS HOLE OCEANOGRAPHIC INSTITUTION
DOL · 2025-12-05