MML Barings Short-Duration Bond I (MSTZX)

Fund Assets	119.75M
Expense Ratio	0.46%
Min. Investment	$0.00
Turnover	47.00%
Dividend (ttm)	0.41
Dividend Yield	4.53%
Dividend Growth	6.02%
Payout Frequency	Monthly
Ex-Dividend Date	Sep 30, 2026

Previous Close	9.16
YTD Return	1.34%
1-Year Return	2.32%
5-Year Return	7.17%
52-Week Low	9.15
52-Week High	9.39
Beta (5Y)	0.14
Holdings	269
Inception Date	Dec 3, 2010

About MSTZX

MassMutual Short-Duration Bond Fund Class I is an actively managed mutual fund focused on U.S. investment‑grade fixed income with a short interest‑rate profile. Its primary objective is to deliver a high total rate of return driven mainly by current income while aiming to limit fluctuations in capital values. The portfolio concentrates on short‑term bonds, typically within a one- to three‑and‑a‑half‑year duration range, which helps reduce sensitivity to interest‑rate moves relative to intermediate and long‑duration strategies. The fund invests across sectors such as Treasuries, corporate bonds, asset‑backed and commercial mortgage‑backed securities, reflecting a diversified approach to high‑quality credit. It is positioned within the short‑term bond category, a segment often used by investors to manage liquidity needs, dampen portfolio volatility, and serve as a core defensive fixed‑income allocation. Managed by affiliated Barings teams, the strategy emphasizes rigorous credit research and active sector rotation to balance income generation with risk control. Within the broader fixed‑income market, the fund plays a role as a stability anchor, seeking consistent income and prudent capital preservation through changing rate environments.

• Fund Family: MassMutual
• Category: Short-Term Bond
• Performance Rating: Average
• Risk Rating: Above Average
• Stock Exchange: Nasdaq
• Ticker Symbol: MSTZX
• Share Class: Class I
• Index: Bloomberg 1-3 Y Government TR

Performance

MSTZX had a total return of 2.32% in the past year, including dividends. Since the fund's inception, the average annual return has been 1.68%.

Other Share Classes

These are alternative share classes of the same fund, from the same provider.

Symbol	Share Class	Expense Ratio
BXDYX	Class Y	0.51%
MSTDX	Class R5	0.56%
MSBYX	Service Class	0.66%
MSTLX	Administrative Class	0.76%

Dividend History

Ex-Dividend	Amount	Pay Date
Sep 30, 2026	$0.03285	Sep 30, 2026
Aug 31, 2026	$0.03322	Aug 31, 2026
Jul 31, 2026	$0.03232	Jul 31, 2026
Jun 30, 2026	$0.03473	Jun 30, 2026
May 29, 2026	$0.03106	May 29, 2026
Apr 30, 2026	$0.03285	Apr 30, 2026

Data Sources: Tiingo, Twelve Data, and more

Historical data is provided by Tiingo. Delayed stock pricing data is provided by Twelve Data. Several fund data points are also provided by Finnhub.

Last checked:

Oct 16, 2026

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