Holdings of Index 600 Stock Portfolio
NORTHWESTERN MUTUAL SERIES FUND INC ·603 declared positions · as of Mar 31, 2026
Original filing · Net assets 525.9M $ · Ten largest lines: 5 % of the equity sleeve
Sector breakdown
- Unattributed 100.0 %
Titelia classification, company by company. The unattributed share stays visible.
Currency breakdown
- USD 100.0 %
The quoted currency of each line, as declared.
Country breakdown
- US 96.9 %
- GB 0.8 %
- BM 0.6 %
- IE 0.6 %
- PR 0.5 %
- MH 0.3 %
- KY 0.2 %
- BS 0.2 %
Shares computed on the equity sleeve.
| Country | Lines | Value | Share |
|---|---|---|---|
| US | 586 | 506M $ | 96.92 % |
| GB | 2 | 4.1M $ | 0.78 % |
| BM | 4 | 3.3M $ | 0.64 % |
| IE | 3 | 3M $ | 0.58 % |
| PR | 3 | 2.4M $ | 0.45 % |
| MH | 2 | 1.4M $ | 0.28 % |
| KY | 2 | 1M $ | 0.19 % |
| BS | 1 | 800.2K $ | 0.15 % |
Positions
| Company | Shares | Value | Weight |
|---|---|---|---|
| Cinemark Holdings Inc | 35,307 | 1M $ | 0.19 % |
| First Interstate BancSystem Inc | 30,111 | 1M $ | 0.19 % |
| Seacoast Banking Corp of Florida | 33,128 | 1M $ | 0.19 % |
| American States Water Co | 13,242 | 1M $ | 0.19 % |
| Iridium Communications Inc | 35,905 | 996K $ | 0.19 % |
| Dorman Products Inc | 9,511 | 992.6K $ | 0.19 % |
| First Financial Bancorp | 35,408 | 987.2K $ | 0.19 % |
| Freshpet Inc | 16,697 | 984.5K $ | 0.19 % |
| Axcelis Technologies Inc | 10,503 | 977.6K $ | 0.19 % |
| NMI Holdings Inc | 26,015 | 975.8K $ | 0.19 % |
| Catalyst Pharmaceuticals Inc | 39,361 | 974.6K $ | 0.19 % |
| Griffon Corp | 13,390 | 973.2K $ | 0.19 % |
| Power Integrations Inc | 18,990 | 972.3K $ | 0.18 % |
| Cushman & Wakefield Ltd | 79,248 | 971.6K $ | 0.18 % |
| MGE Energy Inc | 12,499 | 966K $ | 0.18 % |
| Ultra Clean Holdings Inc | 15,529 | 965.6K $ | 0.18 % |
| RingCentral Inc | 25,939 | 964.7K $ | 0.18 % |
| Simmons First National Corp | 49,546 | 963.7K $ | 0.18 % |
| Boise Cascade Co | 12,675 | 961.4K $ | 0.18 % |
| Prestige Consumer Healthcare Inc | 16,192 | 959.7K $ | 0.18 % |
| ACADIA Pharmaceuticals Inc | 42,833 | 953.5K $ | 0.18 % |
| Western Union Co/The | 108,751 | 949.4K $ | 0.18 % |
| Waystar Holding Corp | 39,264 | 946.7K $ | 0.18 % |
| Cargurus Inc | 27,792 | 946.3K $ | 0.18 % |
| Provident Financial Services Inc | 44,690 | 945.6K $ | 0.18 % |
| Impinj Inc | 9,188 | 943.6K $ | 0.18 % |
| Kennametal Inc | 26,071 | 941.9K $ | 0.18 % |
| WD-40 Co | 4,614 | 941K $ | 0.18 % |
| United Natural Foods Inc | 20,847 | 939.4K $ | 0.18 % |
| LXP Industrial Trust | 20,220 | 935.4K $ | 0.18 % |
| California Water Service Group | 20,386 | 924.3K $ | 0.18 % |
| Hayward Holdings Inc | 68,261 | 913.3K $ | 0.17 % |
| American Eagle Outfitters Inc | 53,937 | 900.7K $ | 0.17 % |
| Adeia Inc | 37,465 | 900.3K $ | 0.17 % |
| Park National Corp | 5,503 | 899.5K $ | 0.17 % |
| SL Green Realty Corp | 24,349 | 899.5K $ | 0.17 % |
| IAC Inc | 22,305 | 892.9K $ | 0.17 % |
| Four Corners Property Trust Inc | 37,557 | 888.2K $ | 0.17 % |
| Phinia Inc | 12,965 | 887.3K $ | 0.17 % |
| Red Rock Resorts Inc | 16,607 | 886.1K $ | 0.17 % |
| Trinity Industries Inc | 27,436 | 882.9K $ | 0.17 % |
| Acushnet Holdings Corp | 9,438 | 882.3K $ | 0.17 % |
| Artisan Partners Asset Management Inc | 24,119 | 877.7K $ | 0.17 % |
| Ingevity Corp | 12,306 | 876.6K $ | 0.17 % |
| Hawaiian Electric Industries Inc | 59,065 | 876.5K $ | 0.17 % |
| Concentra Group Holdings Parent Inc | 40,782 | 874.8K $ | 0.17 % |
| Veracyte Inc | 27,047 | 871.2K $ | 0.17 % |
| Apple Hospitality REIT Inc | 75,302 | 866.7K $ | 0.16 % |
| Robert Half Inc | 34,004 | 863.7K $ | 0.16 % |
| Urban Edge Properties | 43,111 | 861.4K $ | 0.16 % |
| Beacon Financial Corp | 28,672 | 860.2K $ | 0.16 % |
| Acadia Realty Trust | 44,849 | 857.5K $ | 0.16 % |
| St Joe Co/The | 13,632 | 856.1K $ | 0.16 % |
| Curbline Properties Corp | 33,155 | 855.1K $ | 0.16 % |
| Cheesecake Factory Inc/The | 15,616 | 855K $ | 0.16 % |
| Trustmark Corp | 20,063 | 845.5K $ | 0.16 % |
| CVB Financial Corp | 43,602 | 845.4K $ | 0.16 % |
| Steven Madden Ltd | 24,862 | 843.3K $ | 0.16 % |
| Andersons Inc/The | 11,496 | 825.2K $ | 0.16 % |
| RXO Inc | 56,175 | 821.3K $ | 0.16 % |
| Teradata Corp | 31,886 | 817.2K $ | 0.16 % |
| Photronics Inc | 20,209 | 816.6K $ | 0.16 % |
| WaFd Inc | 25,961 | 815.2K $ | 0.16 % |
| Privia Health Group Inc | 39,542 | 813.4K $ | 0.15 % |
| Banc of California Inc | 45,931 | 807.5K $ | 0.15 % |
| Highwoods Properties Inc | 37,625 | 805.6K $ | 0.15 % |
| Mercury General Corp | 9,097 | 801.9K $ | 0.15 % |
| OneSpaWorld Holdings Ltd | 34,865 | 800.2K $ | 0.15 % |
| First Bancorp/Southern Pines NC | 14,189 | 799.6K $ | 0.15 % |
| HNI Corp | 23,726 | 792.2K $ | 0.15 % |
| GEO Group Inc/The | 46,778 | 786.3K $ | 0.15 % |
| Medical Properties Trust Inc | 168,769 | 781.4K $ | 0.15 % |
| Sarepta Therapeutics Inc | 35,851 | 780.1K $ | 0.15 % |
| Verra Mobility Corp | 54,589 | 780.1K $ | 0.15 % |
| LeMaitre Vascular Inc | 7,141 | 779.6K $ | 0.15 % |
| Bancorp Inc/The | 14,491 | 778.6K $ | 0.15 % |
| ABM Industries Inc | 20,051 | 772.4K $ | 0.15 % |
| Perdoceo Education Corp | 20,678 | 769.4K $ | 0.15 % |
| BancFirst Corp | 7,091 | 769.4K $ | 0.15 % |
| SiriusPoint Ltd | 35,574 | 766.3K $ | 0.15 % |
| NBT Bancorp Inc | 17,897 | 762.1K $ | 0.14 % |
| Vishay Intertechnology Inc | 42,256 | 760.6K $ | 0.14 % |
| Alpha Metallurgical Resources Inc | 3,695 | 758.5K $ | 0.14 % |
| DNOW Inc | 63,519 | 756.5K $ | 0.14 % |
| Northwest Natural Holding Co | 14,198 | 755.6K $ | 0.14 % |
| Customers Bancorp Inc | 10,880 | 755.2K $ | 0.14 % |
| Kinetik Holdings Inc | 15,553 | 752.9K $ | 0.14 % |
| ArcBest Corp | 7,648 | 752.3K $ | 0.14 % |
| Minerals Technologies Inc | 10,580 | 750.3K $ | 0.14 % |
| H2O America | 12,779 | 749.7K $ | 0.14 % |
| Hub Group Inc | 20,727 | 747K $ | 0.14 % |
| Knowles Corp | 29,073 | 746.6K $ | 0.14 % |
| NetScout Systems Inc | 23,468 | 746K $ | 0.14 % |
| Cleanspark Inc | 87,493 | 744.6K $ | 0.14 % |
| CSG Systems International Inc | 9,241 | 738.7K $ | 0.14 % |
| Acadia Healthcare Co Inc | 31,562 | 738.2K $ | 0.14 % |
| Chefs' Warehouse Inc/The | 12,388 | 736.5K $ | 0.14 % |
| Alarm.com Holdings Inc | 17,050 | 736.4K $ | 0.14 % |
| FMC Corp | 42,742 | 736K $ | 0.14 % |
| ADMA Biologics Inc | 81,426 | 733.6K $ | 0.14 % |