Form 5500 · Employee benefit plan · RAPID CITY, SD
BLACK HILLS CORPORATION
BLACK HILLS CORPORATION of RAPID CITY, SD is a 1,074-participant utilities employer — a large group whose insured benefits are disclosed on Schedule A of its Form 5500. Its broker of record is NORTH RISK PARTNERS, LLC. Coverage is written through WELLMARK BLUE CROSS AND BLUE SHIELD OF SOUTH DAKOTA and 3 other carriers. The plan's most recent policy period ended in December.
Sourced from U.S. DOL EFAST2 Form 5500 · EIN 46-0458824 · plan 509 · as of Aug 2026
Plan brief
Schedule A lists 7 insured contracts covering health, dental, vision and life; the largest, with WELLMARK BLUE CROSS AND BLUE SHIELD OF SOUTH DAKOTA, covers 2,791 people.
Reported premium across the insured contracts is $50,034,331, with $8,619 in disclosed broker commissions — about 0% of premium.
The most recent policy period ended in December, and the plan year ends December 31. Group contracts typically renew on that annual cycle.
NORTH RISK PARTNERS, LLC is the broker of record on 1 of the 7 contracts; the rest name a different broker or none.
4 carriers appear on the filing — WELLMARK BLUE CROSS AND BLUE SHIELD OF SOUTH DAKOTA, UNUM LIFE INSURANCE COMPANY OF AMERICA, VISION SERVICE PLAN and DELTA DENTAL OF SOUTH DAKOTA — with WELLMARK BLUE CROSS AND BLUE SHIELD OF SOUTH DAKOTA writing the largest contract by premium.
Schedule A insurance contracts
| Carrier | Benefits | Covered | Renews | Premium | Commission |
|---|---|---|---|---|---|
| UNUM LIFE INSURANCE COMPANY OF AMERICA | Life | 735 | December | $375,812 | $8,619 |
| WELLMARK BLUE CROSS AND BLUE SHIELD OF SOUTH DAKOTA | Health | 2,791 | December | $49,655,037 | $0 |
| DELTA DENTAL OF SOUTH DAKOTA | Dental | 7,274 | December | — | $0 |
| DELTA DENTAL OF SOUTH DAKOTA | Dental | 493 | December | — | $0 |
| DELTA DENTAL OF SOUTH DAKOTA | Dental | 4 | December | — | $0 |
| DELTA DENTAL OF SOUTH DAKOTA | Dental | 23 | December | — | $0 |
| VISION SERVICE PLAN | Vision | 34 | December | $3,482 | $0 |
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