| iShares Core U.S. Aggregate Bond ETF | 105,267 | 10.4M $ | 32.74 % |
| Northwestern Mutual Series Fund, Inc. - Select Bond Portfolio | 6,709,732 | 7.5M $ | 23.38 % |
| Northwestern Mutual Series Fund, Inc. - Multi-Sector Bond Portfolio | 3,060,179 | 3.1M $ | 9.74 % |
| State Street SPDR Portfolio Long Term Treasury ETF | 57,190 | 1.5M $ | 4.71 % |
| Northwestern Mutual Series Fund, Inc. - Short-Term Bond Portfolio. | 710,655 | 749K $ | 2.35 % |
| SPDR Series Trust | 12,336 | 730.5K $ | 2.29 % |
| Northwestern Mutual Series Fund, Inc. - International Equity Portfolio | 337,399 | 722.4K $ | 2.26 % |
| iShares Core S&P 500 ETF | 982 | 641.5K $ | 2.01 % |
| Northwestern Mutual Series Fund, Inc. - Emerging Markets Equity Portfolio | 466,339 | 605.8K $ | 1.90 % |
| abrdn Bloomberg All Commodity Strategy K-1 Free ETF | 22,944 | 557.3K $ | 1.75 % |
| iShares Core MSCI EAFE ETF | 5,231 | 473.6K $ | 1.48 % |
| Northwestern Mutual Series Fund, Inc. - Domestic Equity Portfolio | 268,379 | 424.8K $ | 1.33 % |
| Northwestern Mutual Series Fund, Inc. - Large Cap Blend Portfolio | 395,564 | 411.4K $ | 1.29 % |
| Northwestern Mutual Series Fund, Inc. - Focused Appreciation Portfolio | 98,274 | 411.4K $ | 1.29 % |
| State Street SPDR Dow Jones REIT ETF | 3,883 | 392.1K $ | 1.23 % |
| Northwestern Mutual Series Fund, Inc. - International Growth Portfolio | 181,984 | 389.8K $ | 1.22 % |
| Schwab U.S. REIT ETF | 18,110 | 389.2K $ | 1.22 % |
| SPDR Series Trust | 6,575 | 317.7K $ | 1.00 % |
| iShares MSCI USA Value Factor ETF | 2,190 | 311.4K $ | 0.98 % |
| Invesco S&P 500 Equal Weight ETF | 1,622 | 311.3K $ | 0.98 % |
| JPMorgan Ultra-Short Income ETF | 4,831 | 244.5K $ | 0.77 % |
| iShares MSCI International Quality Factor ETF | 5,243 | 242.4K $ | 0.76 % |
| Northwestern Mutual Series Fund, Inc. - Mid Cap Value Portfolio | 146,387 | 228.9K $ | 0.72 % |
| Northwestern Mutual Series Fund, Inc. - Mid Cap Growth Stock Portfolio | 72,995 | 210.1K $ | 0.66 % |
| Dimensional International Value ETF | 3,127 | 165K $ | 0.52 % |
| iShares Core MSCI Emerging Markets ETF | 580 | 40.5K $ | 0.13 % |