Plan directory · SD
The largest 401(k) plans in SD
Ranked by total plan assets reported on each plan's most recent public Form 5500 filing.
| # | Plan sponsor | City | Assets | Participants |
|---|---|---|---|---|
| 1 | Black Hills Corporation | Rapid City | $933.7M | 3,686 |
| 2 | Alta Trust Company | Sioux Falls | $625.4M | — |
| 3 | Alta Trust Company | Sioux Falls | $369.6M | — |
| 4 | Monument Health, Inc. | Rapid City | $364.8M | 8,710 |
| 5 | Alta Trust Company | Sioux Falls | $359.5M | — |
| 6 | The Evangelical Lutheran Good Samaritan Society | Sioux Falls | $319.6M | 12,692 |
| 7 | At - T. Rowe Price Large Cap Growth Trust | Sioux Falls | $292.7M | — |
| 8 | Poet Biorefining Llc | Sioux Falls | $265.7M | 3,126 |
| 9 | Daktronics, Inc. | Brookings | $262.6M | 2,610 |
| 10 | First Premier Bank | Sioux Falls | $240.6M | 2,088 |
| 11 | Sia Global Growth | Sioux Falls | $223.7M | — |
| 12 | American Innovation | Sioux Falls | $187.0M | — |
| 13 | Pathward, National Association | Sioux Falls | $173.7M | 1,472 |
| 14 | Alta Trust Company | Sioux Falls | $171.4M | — |
| 15 | Advisortrust, Inc. | Sioux Falls | $159.1M | 5,743 |
| 16 | Poet Biorefining - Cloverdale | Sioux Falls | $143.2M | 2,308 |
| 17 | Intellicents Moderately Aggressive Cif | Sioux Falls | $137.0M | — |
| 18 | Alta Trust Company | Sioux Falls | $135.7M | — |
| 19 | Alta Trust Company | Sioux Falls | $131.6M | — |
| 20 | First Bank & Trust | Brookings | $129.3M | 970 |
| 21 | Alta Trust Short Term Investment Fund | Sioux Falls | $125.3M | — |
| 22 | The First National Bank In Sioux Falls | Sioux Falls | $110.2M | 422 |
| 23 | Yankton Medical Clinic P.C. | Yankton | $107.2M | 443 |
| 24 | Dacotah Banks, Inc. | Aberdeen | $107.0M | 768 |
| 25 | Intellicents Moderate Cif | Sioux Falls | $105.4M | — |
| 26 | Showplace Wood Products, Inc. | Harrisburg | $104.0M | 709 |
| 27 | Alta Trust Company | Sioux Falls | $104.0M | — |
| 28 | Intellicents Aggressive Cif | Sioux Falls | $103.6M | — |
| 29 | Performance Bankers, Inc. | Pierre | $101.2M | 864 |
| 30 | Sia Diversified Bond | Sioux Falls | $96.9M | — |
| 31 | Agc Of South Dakota | Sioux Falls | $96.0M | 2,021 |
| 32 | Sonifi Solutions, Inc. | Sioux Falls | $95.2M | 761 |
| 33 | First Dakota Financial Corporation | Yankton | $93.2M | 462 |
| 34 | Sia Target Date 2040 | Sioux Falls | $86.7M | — |
| 35 | Cnos, Pc | Dakota Dunes | $86.6M | 382 |
| 36 | Sia Large Cap Growth | Sioux Falls | $84.1M | — |
| 37 | Assoc. General Contractors Of Sd, Inc. Building | Sioux Falls | $84.1M | 1,486 |
| 38 | Empirical Technology, Inc. | Dakota Dunes | $84.0M | 1,475 |
| 39 | Sia Target Date 2035 | Sioux Falls | $82.1M | — |
| 40 | Agtegra Cooperative | Aberdeen | $78.5M | 1,112 |
| 41 | Sia Target Date 2045 | Sioux Falls | $77.5M | — |
| 42 | Rapid City Medical Center, Llp | Rapid City | $74.6M | 592 |
| 43 | Sia Target Date 2030 | Sioux Falls | $74.2M | — |
| 44 | Orthopedic Institute | Sioux Falls | $74.0M | 332 |
| 45 | Sia Target Date 2050 | Sioux Falls | $72.8M | — |
| 46 | Alta Trust Company | Sioux Falls | $72.2M | — |
| 47 | Billion Motors, Inc. | Sioux Falls | $71.9M | 1,374 |
| 48 | 1St Financial Bank Usa | Dakota Dunes | $71.5M | 318 |
| 49 | C&B Operations, Llc | Gettysburg | $68.9M | 1,188 |
| 50 | Trail King Industries, Inc. | Mitchell | $68.1M | 772 |
| 51 | Abg Retirement Plan Group Trust | Sioux Falls | $67.9M | — |
| 52 | Re/Spec Inc. | Rapid City | $67.4M | 640 |
| 53 | North Central Heart Institute, P.A. | Sioux Falls | $67.3M | 100 |
| 54 | Woods, Fuller, Shultz & Smith, Pc | Sioux Falls | $66.6M | 95 |
| 55 | Sourcegas Llc | Rapid City | $62.0M | 474 |
| 56 | Prairie Lakes Healthcare System | Watertown | $62.0M | 942 |
| 57 | Fishback Financial Corporation | Brookings | $61.4M | 874 |
| 58 | Rosenbauer South Dakota, Llc | Lyons | $60.4M | 907 |
| 59 | Black Hills Federal Credit Union | Rapid City | $60.3M | 459 |
| 60 | South Dakota Council Of Community Behavioral Hea | Pierre | $59.9M | 2,043 |
| 61 | Bankwest, Inc. | Pierre | $58.8M | 512 |
| 62 | Pete Lien & Sons, Inc. | Rapid City | $57.3M | 534 |
| 63 | Sia Target Date 2060 | Sioux Falls | $56.8M | — |
| 64 | Lewis Drugs, Inc. | Sioux Falls | $56.1M | 1,324 |
| 65 | Sanford Health | Sioux Falls | $55.5M | — |
| 66 | Retirement Benefits Group Trust | Sioux Falls | $55.0M | — |
| 67 | Alta Trust Company | Sioux Falls | $54.8M | — |
| 68 | Alta Trust Company | Sioux Falls | $53.5M | — |
| 69 | Grossenburg Implement, Inc. | Winner | $52.6M | 314 |
| 70 | Intellicents Moderately Conservative Cif | Sioux Falls | $51.8M | — |
| 71 | Prince Manufacturing Corporation | North Sioux City | $51.7M | 266 |
| 72 | Heart Hospital Of South Dakota, Llc Avera Heart Hospital South Dakota | Sioux Falls | $51.5M | 790 |
| 73 | Sia Target Date 2025 | Sioux Falls | $50.6M | — |
| 74 | Alta Trust Company | Sioux Falls | $49.8M | — |
| 75 | Riddle'S Group, Inc. | Rapid City | $48.1M | 748 |
| 76 | Harms Oil Company | Brookings | $47.5M | 463 |
| 77 | Risk Administration Services, Inc. | Sioux Falls | $47.1M | 222 |
| 78 | Bankwest, Inc. | Pierre | $46.6M | 488 |
| 79 | Sia Target Date 2055 | Sioux Falls | $46.5M | — |
| 80 | Innovative Systems, Llc | Mitchell | $46.5M | 225 |
| 81 | Bierschbach Equipment & Supply Co., Inc. | Sioux Falls | $46.0M | 117 |
| 82 | Davenport Evans Hurwitz & Smith Llp | Sioux Falls | $44.3M | 75 |
| 83 | Valley Queen Cheese Factory, Inc. | Milbank | $43.5M | 484 |
| 84 | Muth Electric Inc | Mitchell | $42.5M | 609 |
| 85 | Lifescape | Sioux Falls | $42.4M | 1,307 |
| 86 | The Ramkota Companies, Inc. | Sioux Falls | $41.8M | 218 |
| 87 | Oneascent Target Retirement 2040 Fund | Sioux Falls | $41.8M | — |
| 88 | Gga Moderate Balanced | Sioux Falls | $41.4M | — |
| 89 | Anesthesia Physicians, Ltd. | Sioux Falls | $40.5M | 27 |
| 90 | Retireguide Moderate Growth & Income | Sioux Falls | $40.4M | — |
| 91 | Oneascent Target Retirement 2030 Fund | Sioux Falls | $40.0M | — |
| 92 | Sia Target Date 2020 | Sioux Falls | $38.8M | — |
| 93 | Retireguide Moderate Growth | Sioux Falls | $38.2M | — |
| 94 | Plains Commerce Bank | Sioux Falls | $37.8M | 563 |
| 95 | Vantage Point Solutions, Inc. | Mitchell | $37.1M | 452 |
| 96 | Vance Thompson Vision Clinic, Prof. Llc | Sioux Falls | $37.0M | 550 |
| 97 | Aerostar International, Llc | Sioux Falls | $36.9M | 395 |
| 98 | American Bank & Trust | Sioux Falls | $36.8M | 283 |
| 99 | Retireguide Growth | Sioux Falls | $36.8M | — |
| 100 | South Dakota Network, Llc | Sioux Falls | $36.2M | 169 |
Browse SD by city
Sioux Falls (1165)Rapid City (366)Brookings (107)Watertown (105)Aberdeen (87)Pierre (63)Mitchell (61)Yankton (60)Spearfish (48)Dakota Dunes (40)Huron (40)Madison (35)Tea (35)North Sioux City (32)Belle Fourche (27)Brandon (24)Harrisburg (22)Box Elder (17)Milbank (17)Sturgis (15)Webster (15)Canton (14)Deadwood (14)Vermillion (14)Custer (12)Hartford (12)Beresford (11)Dell Rapids (11)Mobridge (11)Britton (10)Eagle Butte (10)Flandreau (10)Fort Pierre (10)Wagner (10)Winner (10)
Source: public U.S. Department of Labor EFAST2 Form 5500 filings. Figures reflect each plan's most recent filing year. FiduciarySignal is not affiliated with the DOL. Which of these plans is most likely to change providers this year? That's what the Change Predictor ranks.