Diamondback E&p LLC

Midland, TX Holding companiesNAICS 551112

Self-funded health planPlan year 2025Renews January
1,951Participants+89% vs. prior year
$4.6MEst. pharmacy spend / yrParticipants × national avg.
Jan 2027Next renewalPlan year begins January 1
#6 of 16Holding companies in TXBy participants

Overview

Diamondback E&p LLC sponsors a self-funded health plan that covered 1,951 participants in plan year 2025, up 89% from the prior year. The plan year starts in January. Alongside medical, its benefits filing reports life insurance, dental, vision, long-term disability.

Plan type
ERISA welfare benefit plan, self-funded (benefits paid from employer assets or a trust)
Participants
1,951 · prior year 1,030
Plan year
Begins January 1 · next renewal January 2027
Health plans filed
Diamondback Employee Welfare Benefit Plan, plan 502 (1,951 participants)
Broker compensation
$101K across insured contracts
MedicalLife insuranceDentalVisionLong-term disabilityOther welfare benefits

Insurance carriers

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

CarrierCoverageCoveredPremiumBroker comp
The Guardian Life Insurance Company of AmericaLife, Long-term disability, Dental, Vision1,773$4.5M$97K
Metropolitan Life Insurance CompanyLife132$81K$4K

Pharmacy benefit estimate

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

$4.6M/ year

Estimated prescription spend: 1,951 participants × $2,371 national average per member. Usually higher once dependents are counted.

$120K–$297K/ year

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

Brands with a generic available$35K–$88K
Lower-cost therapeutic alternatives$51K–$107K
Generic pricing vs. actual cost$22K–$67K
PBM contract terms$12K–$35K
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
Diamondback E&p LLC
Sponsor EIN
36-4728559
Plan number
502
Filed with
U.S. Department of Labor (EBSA) via EFAST2

Verify this filing: search EIN 36-4728559 in the Department of Labor's EFAST2 Form 5500 search.

Retirement plan

Plan
Diamondback E & P LLC 401(k) Plan
Type
401(k) plan
Participants
2,606

About this data

Source: Diamondback E&p 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 Diamondback E&p LLC.

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