| iShares Core U.S. Aggregate Bond ETF | 105 267 | 10,4 M $ | 32,74 % |
| Northwestern Mutual Series Fund, Inc. - Select Bond Portfolio | 6 709 732 | 7,5 M $ | 23,38 % |
| Northwestern Mutual Series Fund, Inc. - Multi-Sector Bond Portfolio | 3 060 179 | 3,1 M $ | 9,74 % |
| State Street SPDR Portfolio Long Term Treasury ETF | 57 190 | 1,5 M $ | 4,71 % |
| Northwestern Mutual Series Fund, Inc. - Short-Term Bond Portfolio. | 710 655 | 749 k $ | 2,35 % |
| SPDR Series Trust | 12 336 | 730,5 k $ | 2,29 % |
| Northwestern Mutual Series Fund, Inc. - International Equity Portfolio | 337 399 | 722,4 k $ | 2,26 % |
| iShares Core S&P 500 ETF | 982 | 641,5 k $ | 2,01 % |
| Northwestern Mutual Series Fund, Inc. - Emerging Markets Equity Portfolio | 466 339 | 605,8 k $ | 1,90 % |
| abrdn Bloomberg All Commodity Strategy K-1 Free ETF | 22 944 | 557,3 k $ | 1,75 % |
| iShares Core MSCI EAFE ETF | 5 231 | 473,6 k $ | 1,48 % |
| Northwestern Mutual Series Fund, Inc. - Domestic Equity Portfolio | 268 379 | 424,8 k $ | 1,33 % |
| Northwestern Mutual Series Fund, Inc. - Large Cap Blend Portfolio | 395 564 | 411,4 k $ | 1,29 % |
| Northwestern Mutual Series Fund, Inc. - Focused Appreciation Portfolio | 98 274 | 411,4 k $ | 1,29 % |
| State Street SPDR Dow Jones REIT ETF | 3 883 | 392,1 k $ | 1,23 % |
| Northwestern Mutual Series Fund, Inc. - International Growth Portfolio | 181 984 | 389,8 k $ | 1,22 % |
| Schwab U.S. REIT ETF | 18 110 | 389,2 k $ | 1,22 % |
| SPDR Series Trust | 6 575 | 317,7 k $ | 1,00 % |
| iShares MSCI USA Value Factor ETF | 2 190 | 311,4 k $ | 0,98 % |
| Invesco S&P 500 Equal Weight ETF | 1 622 | 311,3 k $ | 0,98 % |
| JPMorgan Ultra-Short Income ETF | 4 831 | 244,5 k $ | 0,77 % |
| iShares MSCI International Quality Factor ETF | 5 243 | 242,4 k $ | 0,76 % |
| Northwestern Mutual Series Fund, Inc. - Mid Cap Value Portfolio | 146 387 | 228,9 k $ | 0,72 % |
| Northwestern Mutual Series Fund, Inc. - Mid Cap Growth Stock Portfolio | 72 995 | 210,1 k $ | 0,66 % |
| Dimensional International Value ETF | 3 127 | 165 k $ | 0,52 % |
| iShares Core MSCI Emerging Markets ETF | 580 | 40,5 k $ | 0,13 % |