The Northern Trust Company

Chicago, IL Finance & insuranceNAICS 522110

Self-funded health planPlan year 2025Renews January
9,851Participants+1% vs. prior year
$23.4MEst. pharmacy spend / yrParticipants × national avg.
Jan 2027Next renewalPlan year begins January 1
#1 of 29Finance & insurance in ILBy participants

Overview

The Northern Trust Company sponsors a self-funded health plan that covered 9,851 participants in plan year 2025, about the same as the prior year. The plan year starts in January. Alongside medical, its benefits filing reports life insurance, dental, vision, short-term disability, and more.

Plan type
ERISA welfare benefit plan, self-funded (benefits paid from employer assets or a trust)
Participants
9,851 · prior year 9,735
Plan year
Begins January 1 · next renewal January 2027
Health plans filed
The Northern Trust Company Employee Welfare Benefit Plan, plan 502 (9,851 participants); The Northern Trust Company Retiree Medical Care Plan, plan 506 (255 participants)
Stop-loss carrier
Sun Life Assurance Company of Canada
Broker compensation
$722K across insured contracts
MedicalLife insuranceDentalVisionShort-term disabilityPrepaid legalLong-term disabilitySeveranceDeath benefitsOther welfare benefits

Insurance carriers

Insured coverage reported on Schedule A. Self-funded medical claims aren't reported there.

CarrierCoverageCoveredPremiumBroker comp
Life Insurance Company of North AmericaBusiness Travel Accident, Life, AD&D 24 Hour13,460$4.5M$203K
Hartford Life and AccidentLong-term disability10,128$3.4M$59K
Metropolitan Life Insurance CompanyMedical4,886$1.8M$419K
Vision Service PlanVision15,264$1.4M—
Aetna Life Insurance CompanyDental3,468$1.4M—
Cigna Health and Life Insurance CompanyMedical, Dental, MBA Coverage45$563K—
Sun Life Assurance Company of CanadaStop-loss8,627$523K—
Optum Health Solutions (UK) LimitedEAP23,879$457K—
MetLife Legal PlansLegal1,290$304K$42K
Peppy Health CorporationEAP9,490$115K—

Pharmacy benefit estimate

StreamRX estimate for a plan this size. Not based on this plan's claims.

$23.4M/ year

Estimated prescription spend: 9,851 participants × $2,371 national average per member. Usually higher once dependents are counted.

$607K–$1.5M/ year

Typical savings opportunity found in independent reviews of plans this size.

Brands with a generic available$178K–$444K
Lower-cost therapeutic alternatives$259K–$542K
Generic pricing vs. actual cost$112K–$336K
PBM contract terms$58K–$175K
The DOL's PBM fee disclosure rule first applies to this plan for the plan year beginning January 2028: semiannual PBM compensation reports and an annual audit right.

Form 5500 filing details

Filing
Form 5500 with Schedule A, plan year 2025
Plan sponsor
The Northern Trust Company
Sponsor EIN
36-1561860
Plan numbers
502, 506
Filed with
U.S. Department of Labor (EBSA) via EFAST2

Verify this filing: search EIN 36-1561860 in the Department of Labor's EFAST2 Form 5500 search.

Retirement plan

Plan
The Northern Trust Company Pension Plan
Type
Pension plan
Participants
14,677

About this data

Source: The Northern Trust Company's Form 5500 filing for plan year 2025 and its Schedule A insurance reports, published by the U.S. Department of Labor. "Self-funded" means the filing reports benefits paid from employer assets or a trust, with no medical insurance contract or with a stop-loss contract. Pharmacy figures are StreamRX estimates based on national averages. StreamRX is not affiliated with The Northern Trust Company.

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