Pinnacle West Capital Corporation

Phoenix, AZ Holding companiesNAICS 551112

Self-funded health planPlan year 2025Renews JanuaryCollectively bargained
10,842Participants+4% vs. prior year
$25.7MEst. pharmacy spend / yrParticipants × national avg.
Jan 2027Next renewalPlan year begins January 1
#1 of 5Holding companies in AZBy participants

Overview

Pinnacle West Capital Corporation sponsors a self-funded health plan that covered 10,842 participants in plan year 2025, up 4% from the prior year. The plan year starts in January. Alongside medical, its benefits filing reports life insurance, dental, vision, long-term disability, and more.

Plan type
ERISA welfare benefit plan, self-funded (benefits paid from employer assets or a trust)
Participants
10,842 · prior year 10,469
Plan year
Begins January 1 · next renewal January 2027
Health plans filed
Pinnacle West Capital Corporation Group Life and Medical Plan, plan 504 (10,842 participants); Pinnacle West Capital Corporation Group Welfare Plan, plan 530 (6,603 participants); Pinnacle West Capital Corporation Post-65 Retiree Health Reimbursement Arrangement, plan 531 (3,336 participants)
Stop-loss carrier
Berkshire Hathaway Specialty Insurance Company
Broker compensation
$388K across insured contracts
MedicalLife insuranceDentalVisionLong-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 AmericaLife, AD&D17,922$19.5M$388K
Berkshire Hathaway Specialty Insurance CompanyStop-loss6,552$1.1M—
Employers Dental ServicesDental1,710$194K—

Pharmacy benefit estimate

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

$25.7M/ year

Estimated prescription spend: 10,842 participants × $2,371 national average per member. Usually higher once dependents are counted.

$668K–$1.6M/ year

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

Brands with a generic available$195K–$488K
Lower-cost therapeutic alternatives$285K–$596K
Generic pricing vs. actual cost$123K–$370K
PBM contract terms$64K–$193K
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
Pinnacle West Capital Corporation
Sponsor EIN
86-0512431
Plan numbers
504, 530, 531
Filed with
U.S. Department of Labor (EBSA) via EFAST2

Verify this filing: search EIN 86-0512431 in the Department of Labor's EFAST2 Form 5500 search.

Retirement plan

Plan
Pinnacle West Capital Corporation Retirement Plan
Type
Pension plan
Participants
15,617

About this data

Source: Pinnacle West Capital Corporation'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 Pinnacle West Capital Corporation.

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