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Employer with a benefit plan

HUMANIGEN, INC.

The Employer Identification Number (EIN) for HUMANIGEN, INC. is 77-0557236.

At a glance

EIN
77-0557236 · 770557236
Legal name
HUMANIGEN, INC.
Also filed as
KALOBIOS PHARMACEUTICALS INC
Address on file
533 AIRPORT BLVD, BURLINGAME, CA 94010
Records show
SEC filer; employer with a benefit plan; state registration
Latest record
2026-07-10

State registration

Florida Division of Corporations (Sunbiz) bulk data · records as of 2026-07-10

Florida registration
Inactive · Foreign profit corporation
Source: Florida registry · as of 2026-07-10
Florida document number
F20000005599
Source: Florida registry · as of 2026-07-10
Registered in Florida
2020-12-15
Source: Florida registry · as of 2026-07-10
Registered agent
INCORPORATING SERVICES, LTD.
Source: Florida registry · as of 2026-07-10
Last registry activity
2024-09-27
Source: Florida registry · as of 2026-07-10

Benefit plans

DOL Form 5500 filings (EFAST2) · records as of 2024-11-04

Benefit plan 1, 2023 filing
HUMANIGEN, INC. 401K SAVINGS PLAN
Source: DOL 5500 · as of 2024-11-04
Participants (start of year)
14
Source: DOL 5500 · as of 2024-11-04
Plan features
Participant-directed; ERISA 404(c) plan; 401(k) feature; Pension plan with defined contribution; Automatic enrollment; Plan sponsor is a member of a controlled group
Source: DOL 5500 · as of 2024-11-04
Plan type
Single-employer plan
Source: DOL 5500 · as of 2024-11-04
Business code (NAICS)
541700
Source: DOL 5500 · as of 2024-11-04
Benefit plan 1, 2023 filing
HUMANIGEN, INC. 401K SAVINGS PLAN
Source: DOL 5500 · as of 2024-05-17
Participants (start of year)
15
Source: DOL 5500 · as of 2024-05-17
Plan features
ERISA 404(c) plan; Participant-directed; 401(k) feature; Pension plan with defined contribution; Automatic enrollment; Plan sponsor is a member of a controlled group
Source: DOL 5500 · as of 2024-05-17
Plan type
Single-employer plan
Source: DOL 5500 · as of 2024-05-17

What this record is

Public filings that carry this EIN (DOL Form 5500 filings (EFAST2), Florida Division of Corporations (Sunbiz) bulk data and SEC EDGAR company filings), shown as filed. Nothing is scraped from the IRS, and a public-record match is not IRS TIN validation.

What it is not

Registry status, formation date, and registered agent come from the California Secretary of State, Business Programs Division (Business Entities); see the California business entity search.

If something is wrong

A name, address, or classification here is what the source published. To correct the source, file with it; to have this page removed, see corrections and removal.

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