MFS Blended Research Mid Cap Eq C (BMSDX)

Fund Assets	3.12B
Expense Ratio	1.59%
Min. Investment	$1,000
Turnover	51.00%
Dividend (ttm)	0.35
Dividend Yield	2.01%
Dividend Growth	-75.29%
Payout Frequency	Annual
Ex-Dividend Date	Dec 11, 2025

Previous Close	17.45
YTD Return	19.85%
1-Year Return	19.46%
5-Year Return	72.65%
52-Week Low	14.19
52-Week High	17.88
Beta (5Y)	1.14
Holdings	158
Inception Date	Aug 19, 2016

About BMSDX

The MFS Blended Research Mid Cap Equity Fund Class C is an actively managed mutual fund that seeks capital appreciation by investing primarily in U.S. mid-cap companies. The fund employs a unique approach that combines both fundamental and quantitative research to construct its portfolio, aiming to identify high-quality companies trading at attractive valuations with potential catalysts for long-term growth. Its investment process is disciplined and integrates multiple research perspectives to enhance stock selection and manage risk effectively. The portfolio typically consists of a diversified mix of holdings across sectors such as energy, financial services, communication services, utilities, industrials, and healthcare. With more than 140 equity holdings, the fund maintains moderate concentration, with its top ten holdings accounting for roughly 17% of total assets. Benchmarking itself against the Russell Midcap Index, the fund offers investors strategic exposure to the mid-cap segment of the U.S. equity market, targeting firms poised for both stability and growth. Class C shares feature a level load structure, with no front-end sales charge but a potential contingent deferred sales charge for shares redeemed within the first year, and a relatively higher ongoing expense ratio compared to other share classes.

• Fund Family: MFS
• Category: Mid-Cap Blend
• Performance Rating: Above Average
• Risk Rating: Average
• Stock Exchange: NASDAQ
• Ticker Symbol: BMSDX
• Share Class: C
• Index: Russell MidCap TR

Performance

BMSDX had a total return of 19.46% in the past year, including dividends. Since the fund's inception, the average annual return has been 12.17%.

Equivalent Funds

These are funds that follow the same index from the other major fund companies.

Symbol	Provider	Name	Expense Ratio
SWMCX	Schwab	Schwab ® US Mid-Cap Index	0.04%
FLAPX	Fidelity	Fidelity Flex Mid Cap Index Fund	n/a
FSMDX	Fidelity	Fidelity Mid Cap Index Fund	0.03%

Other Share Classes

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

Symbol	Share Class	Expense Ratio
BMSYX	R6	0.52%
BMSVX	R4	0.59%
BMSLX	I	0.59%
BMSFX	A	0.84%

Top 10 Holdings

19.09% of assets

Name	Symbol	Weight
Western Digital Corporation	WDC	2.85%
Flex Ltd.	FLEX	2.21%
Valero Energy Corporation	VLO	1.99%
Viking Holdings Ltd	VIK	1.99%
Humana Inc.	HUM	1.78%
Northern Trust Corporation	NTRS	1.74%
Aramark	ARMK	1.71%
Teradyne, Inc.	TER	1.62%
Sandisk Corporation	SNDK	1.61%
Edison International	EIX	1.59%

Dividend History

Ex-Dividend	Amount	Pay Date
Dec 11, 2025	$0.34981	Dec 12, 2025
Dec 12, 2024	$1.41539	Dec 13, 2024
Dec 14, 2023	$0.17272	Dec 15, 2023
Dec 13, 2022	$0.47969	Dec 14, 2022
Dec 14, 2021	$3.00523	Dec 15, 2021
Dec 15, 2020	$0.01441	Dec 16, 2020

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:

Aug 27, 2026

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