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SEI Dynamic Asset Allocation Y (SIMT) Overview

SEI Dynamic Asset Allocation Y (SIMT) (SDYYX) is an actively managed Allocation Moderately Aggressive Allocation fund. SEI launched the fund in 2015.

The investment seeks long-term total return. The fund's manager employs a dynamic investment strategy seeking to achieve, over time, a total return in excess of the broad U.S. equity market by selecting investments from among a broad range of asset classes or market exposures based upon SEI Investments Management Corporation's (SIMC or the Adviser) expectations of risk and return. Asset classes or market exposures in which the fund may invest include U.S. and foreign equities and bonds, currencies, and investment exposures to various market characteristics such as interest rates or volatility.

About SEI Dynamic Asset Allocation Y (SIMT) (SDYYX)

There are 6 members of the management team with an average tenure of 6.03 years: Tim Sauermelch (2022), Steven Treftz (2018), Michael Finocchi (2015), Mark Krivitsky (2015), Xianhang Wu (2024), Karl Schneider (2024). Management tenure is more important for actively managed funds than passive index funds.

The fund has 1 primary benchmark: S&P 500 (TR) (1970) index with a weighting of 100%. SEI Dynamic Asset Allocation Y (SIMT) has 540 securities in its portfolio. The top 10 holdings constitute 48.1% of the fund’s assets. The fund meets the SEC requirement of being classified as a diversified fund. The fund is not considered to have an ESG focus with its investment selection and management.

SEI Dynamic Asset Allocation Y (SIMT) is part of the Allocation global asset class and is within the Allocation fund group. SEI Dynamic Asset Allocation Y (SIMT) has 2.6% of its portfolio invested in foreign issues. The overall assets allocated to domestic stock is 75.2%. There is 2.6% allocated to foreign stock, and 0.0% is allocated to preferred stocks. The bond allocation as a percentage of total assets is 0.8% (0.8% domestic bond, 0.0% foreign bond and 0.0% convertible bond). SEI Dynamic Asset Allocation Y (SIMT) has 10.9% of the portfolio in cash.

Assets Under Management

The fund has $87 million in total assets, which is below the $545 million average for the Moderately Aggressive Allocation category. Normally, lower assets under management translates to higher average expense ratios, and greater total assets are desired. However, for some investment categories, such as small-cap investing, it may be difficult for the manager to fully employ the desired active strategy if assets grow too large or too quickly.

SDYYX Performance and Fees

The expense ratio measures how much of a fund’s assets are used for administrative expenses and operating expenses, including adviser fees and fees for the transfer agent and custodial services. The SEI Dynamic Asset Allocation Y (SIMT) expense ratio is average compared to funds in the Moderately Aggressive Allocation category. SEI Dynamic Asset Allocation Y (SIMT) has an expense ratio of 0.50%, which is 51% lower than its category average, making the fund expense ratio grade a A. While it is difficult to predict returns, it is known that high annual expense ratios reduce your rate of return, and excessive fees are difficult to overcome. Active management normally comes with higher expense ratios than passive index management. Certain investment categories such as small company and foreign also normally have higher expense ratios. It is best to compare fund expense ratios against the category averages for meaningful assessments.

High portfolio turnover can translate to higher expenses and lower aftertax returns. SEI Dynamic Asset Allocation Y (SIMT) has a portfolio turnover rate of 8%, indicating that holds its assets around 0.1 years. By way of comparison, the average portfolio turnover is 34% for the Moderately Aggressive Allocation category.

Recently, in the month of June 2026, SEI Dynamic Asset Allocation Y (SIMT) returned -1.3%, which earned it a grade of F, as the Moderately Aggressive Allocation category had an average return of 0.5%. The letter grades of A, B, C, D and F are based upon relative rankings within the investment category. A grade of A, for example, would indicate that the return is in the highest 20% for that time period compared to all funds in that category.

SEI Dynamic Asset Allocation Y (SIMT) has a trailing yield of 1.61%, which is above the 1.55% category average. The fund normally distributes its income annually.

It’s natural to seek the best-performing investments, but you must consider the relationship between risk and return and the impact of costs and taxes on your realized returns.

SEI Dynamic Asset Allocation Y (SIMT) Grades

Year to date, the fund has returned 8.4%, 1.9 percentage points worse than the category, which translates into a grade of F. The fund has returned 20.5% over the past year (grade of B), 19.9% over the past three years (grade of A) and 12.9% per year over the past five years (grade of A) and 14.7% per year over the past 10 years (grade of A).

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