GKN Sinter Metals, LLC

Auburn Hills, MI ManufacturingNAICS 336990

Self-funded health planPlan year 2025Renews January
1,180Participants-15% vs. prior year
$2.8MEst. pharmacy spend / yrParticipants × national avg.
Jan 2027Next renewalPlan year begins January 1
#79 of 138Manufacturing in MIBy participants

Overview

GKN Sinter Metals, LLC sponsors a self-funded health plan that covered 1,180 participants in plan year 2025, down 15% from 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
1,180 · prior year 1,384
Plan year
Begins January 1 · next renewal January 2027
Health plans filed
GKN Sinter Metals Welfare Benefit Plan, plan 501 (1,180 participants)
Broker compensation
$110K across insured contracts
MedicalLife insuranceDentalVisionShort-term disabilityLong-term disabilityDeath benefits

Insurance carriers

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

CarrierCoverageCoveredPremiumBroker comp
Standard Insurance CompanyLife, Short-term disability, Long-term disability1,245$1.8M$90K
Vision Service PlanVision949$200K$20K

Pharmacy benefit estimate

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

$2.8M/ year

Estimated prescription spend: 1,180 participants × $2,371 national average per member. Usually higher once dependents are counted.

$73K–$179K/ year

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

Brands with a generic available$21K–$53K
Lower-cost therapeutic alternatives$31K–$65K
Generic pricing vs. actual cost$13K–$40K
PBM contract terms$7K–$21K
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
GKN Sinter Metals, LLC
Sponsor EIN
38-3354796
Plan number
501
Filed with
U.S. Department of Labor (EBSA) via EFAST2

Verify this filing: search EIN 38-3354796 in the Department of Labor's EFAST2 Form 5500 search.

Retirement plan

Plan
GKN Sinter Metals Pension Plan
Type
Pension plan
Participants
585

About this data

Source: GKN Sinter Metals, LLC'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 GKN Sinter Metals, LLC.

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