Fund Evaluator:
Voya Short Duration Bond W (IWSBX)
Follow This Fund
Best Performing in Short-Term Bond Over the Last Year
| 4.8% | Janus Henderson Low Dur Mlt-Sct Inc D (JUCDX) |
| 4.8% | Destinations Low Duration Fixed Inc Z (DLDZX) |
| 4.5% | Thompson Bond (THOPX) |
| 4.5% | American Century Short Dur Strat Inc Y (ASYDX) |
| 4.3% | American Century Short Dur Strt Inc Inv (ASDVX) |
Fund Details
Voya Short Duration Bond W Overview
Voya Short Duration Bond W (IWSBX) is an actively managed Taxable Bond Short-Term Bond fund. Voya launched the fund in 2012.
The investment seeks maximum total return. Under normal market conditions, the fund invests at least 80% of its net assets (plus the amount of any borrowings for investment purposes) in a diversified portfolio of bonds or derivative instruments having economic characteristics similar to bonds. The average dollar-weighted maturity of the fund will not exceed 3 years.
About Voya Short Duration Bond W (IWSBX)
There are 5 members of the management team with an average tenure of 3.12 years: Rajen Jadav (2026), Dave Goodson (2017), Sean Banai (2021), Anuranjan Sharma (2026), Vinay Viralam (2026). Management tenure is more important for actively managed funds than passive index funds.
The fund has 2 primary benchmarks: Bloomberg US Agg Bond TR USD index with a weighting of 100% and Bloomberg US Govt/Credit 1-3 Yr TR USD index with a weighting of 100%. Voya Short Duration Bond W has 651 securities in its portfolio. The top 10 holdings constitute 77.8% 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.
Voya Short Duration Bond W is part of the Fixed Income global asset class and is within the Taxable Bond fund group. Voya Short Duration Bond W has 13.1% of its portfolio invested in foreign issues. The overall assets allocated to domestic stock is 0.0%. There is 0.0% allocated to foreign stock, and 0.0% is allocated to preferred stocks. The bond allocation as a percentage of total assets is 150.4% (137.3% domestic bond, 13.1% foreign bond and 0.0% convertible bond). Voya Short Duration Bond W has -50.4% of the portfolio in cash.
Assets Under Management
The fund has $6 million in total assets, which is below the $904 million average for the Short-Term Bond 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.
IWSBX 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 Voya Short Duration Bond W expense ratio is average compared to funds in the Short-Term Bond category. Voya Short Duration Bond W has an expense ratio of 0.41%, which is 38% lower than its category average, making the fund expense ratio grade a B. 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. Voya Short Duration Bond W has a portfolio turnover rate of 164%, indicating that holds its assets around 0.0 years. By way of comparison, the average portfolio turnover is 135% for the Short-Term Bond category.
Recently, in the month of July 2026, Voya Short Duration Bond W returned 0.2%, which earned it a grade of A, as the Short-Term Bond category had an average return of -0.0%. 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.
Voya Short Duration Bond W has a trailing yield of 4.53%, which is above the 4.16% category average. The fund normally distributes its income monthly.
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.
Voya Short Duration Bond W Grades
Year to date, the fund has returned 1.0%, 0.1 percentage points better than the category, which translates into a grade of C. The fund has returned 3.6% over the past year (grade of B), 4.9% over the past three years (grade of C) and 2.2% per year over the past five years (grade of C) and 2.3% per year over the past 10 years (grade of C).
For more mutual fund grades, analysis and screening tools to help your investment discovery, join AAII for a $2, full-access trial. Learn more here: https://invest.aaii.com/membership.
Otherwise, for more information about Voya Short Duration Bond W, including its riskiness, submit your email to unlock the rest of the article.
Gain access to exclusive AAII member-only content.
IWSBX Trailing NAV Total Returns Data as of 7/31/26
| Last Month |
Last Quarter |
Ann'l. 1Yr |
Ann'l. 3Yr |
Ann'l. 5Yr |
Ann'l. 10Yr |
|
| IWSBX Return (NAV) | 0.2% | 0.5% | 3.6% | 4.9% | 2.2% | 2.3% |
| IWSBX Grade | A | B | B | C | C | C |
| +/- Category | 0.2% | 0.2% | 0.2% | -0.1% | -0.0% | -0.0% |
| Short-Term Bond Avg | -0.0% | 0.3% | 3.4% | 5.0% | 2.2% | 2.3% |
| IWSBX Tax Cost Ratio | na | na | 1.8% | 1.9% | 1.5% | 1.2% |
IWSBX Annual NAV Total ReturnsData as of 7/31/26
| 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
| IWSBX Return (NAV) | 1.0% | 5.9% | 4.8% | 5.3% | -4.8% | 0.4% | 3.6% | 4.7% | 1.1% | 1.5% | 1.7% |
| IWSBX Grade | C | C | C | C | C | B | D | C | B | C | D |
| +/- Category | 0.1% | 0.0% | -0.1% | -0.3% | 0.2% | 0.4% | -0.6% | -0.1% | 0.4% | -0.4% | -0.9% |
| Short-Term Bond Avg | 0.9% | 5.9% | 4.9% | 5.6% | -5.0% | -0.0% | 4.2% | 4.8% | 0.7% | 1.9% | 2.5% |
| Risk Measures | |
| Standard Deviation: | 1.8% |
| Total Risk Index: | 0.14 - Low |
| Category Risk Index: | 0.90 - Average |
| Category Risk Grade: | C (59% Rank) |
| Beta: | 0.27 |
| R-Squared: | 78% |
| Leveraged Fund: | No |
| Inverse Fund: | No |
| Portfolio Characteristics | |
| Equity Investment Style: | na |
| Bond Investment Style: | High Quality Limited Sensitivity |
| Yield: | 4.5% |
| Dividend Distribution: | Monthly |
| Cap Gains Distribution: | |
| Total Assets: | $367 Mil |
| Fund Total Assets: | $ 7 Mil |
| Share Class Type: | Other |
| Portfolio Turnover: | 164% |
Management Team
| Number of Managers: 5 | |||
| Longest Tenure: 9.3 years | |||
| Average Tenure: 3.1 years | |||
| Managers (Year): Goodson Dave (2017), Banai Sean (2021), Sharma Anuranjan (2026), Viralam Vinay (2026), Jadav Rajen (2026) | |||
Portfolio Composition (as of 6/30/26)
| # of Holdings: | 651 |
| % in Top 10 Holdings: | 77.8% |
| Fund is Non-Diversified: | No |
| % in Foreign Issues: | 13.1% |
Portfolio Allocation |
|
| Domestic Stock: | 0.0% |
| Foreign Stock: | 0.0% |
| Preferred Stock: | 0.0% |
| Domestic Bond: | 137.3% |
| Foreign Bond: | 13.1% |
| Convertible Bond: | 0.0% |
| Other: | 0.0% |
| Cash: | -50.4% |
Purchase Information
| Fund Family: | Voya |
| Phone Number: | 800-992-0180 |
| Website: | www.voyainvestments.com |
| Status: | Open |
| Inception Date: | December 19, 2012 |
| Min. Initial Purchase: | $1,000 |
| Min. Initial IRA Purchase: | $1,000 |
| True No-Load: | Yes |
| Front Load Maximum: | 0.00% |
| Deferred Charge Maximum: | 0.00% |
| Redemption Charge Maximum: | 0.00% |
| 12b-1 Fee: | na |
Expenses and Fees | |
| Expense Ratio (%): | 0.41% ( Rating : Avg ) |
| Category Average Expense Ratio (%): | 0.66% |
| Share Class: | Voya Short Duration Bond I |
| Min. Subsequent Purchase: | $ 0 |
| Min. Subsequent IRA Purchase: | $ 0 |
