MFS Research Fund Class R6 (MFRKX)

Fund Assets	7.77B
Expense Ratio	0.44%
Min. Investment	$1,000
Turnover	41.00%
Dividend (ttm)	9.23
Dividend Yield	14.90%
Dividend Growth	53.95%
Payout Frequency	Annual
Ex-Dividend Date	Dec 9, 2025

Previous Close	61.52
YTD Return	10.81%
1-Year Return	16.91%
5-Year Return	47.12%
52-Week Low	51.68
52-Week High	65.71
Beta (5Y)	0.97
Holdings	98
Inception Date	May 1, 2006

About MFRKX

The MFS Research Fund Class R6 is a diversified mutual fund designed to seek capital appreciation through investments in U.S. equities. Managed by MFS Investment Management, this fund adopts an analyst-driven, core stock selection approach, targeting companies of varying sizes and across different industries. The fund maintains a sector allocation generally neutral to the S&P 500 Index, supporting broad market exposure while enabling flexibility to invest across styles and sectors based on fundamental research. It primarily focuses on companies with strong long-term growth prospects and proven earnings records, resulting in a portfolio characterized by a blend of large, mid, and small-cap stocks. Launched in 2006 as the R6 share class and with total net assets exceeding $7.8 billion as of mid-2025, the fund is categorized within the Large Blend segment. It features a competitive expense ratio and does not impose sales charges for eligible institutional investors, making it an appealing vehicle for retirement plans and other institutional portfolios. Benchmarking against the S&P 500, the MFS Research Fund Class R6 aims to capture the core performance of the U.S. equity market while leveraging the insights of its experienced analyst team.

• Fund Family: MFS
• Category: Large Blend
• Performance Rating: Average
• Risk Rating: Below Average
• Stock Exchange: NASDAQ
• Ticker Symbol: MFRKX
• Share Class: R6
• Index: S&P 500 TR

Performance

MFRKX had a total return of 16.91% in the past year, including dividends. Since the fund's inception, the average annual return has been 9.70%.

Equivalent Funds

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

Symbol	Provider	Name	Expense Ratio
VQNPX	Vanguard	Vanguard Growth and Income Fund Investor Shares	0.39%
FMGKX	Fidelity	Fidelity Magellan Fund - Class K	0.57%
FMAGX	Fidelity	Fidelity Magellan Fund	0.64%
FEQDX	Fidelity	Fidelity Advisor Hedged Equity Fund - Class C	1.55%
VPMCX	Vanguard	Vanguard PRIMECAP Fund Investor Shares	0.35%

Other Share Classes

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

Symbol	Share Class	Expense Ratio
MRFIX	I	0.50%
MFRJX	R4	0.50%
MFRHX	R3	0.75%
MFRFX	A	0.75%

Top 10 Holdings

42.07% of assets

Name	Symbol	Weight
NVIDIA Corporation	NVDA	8.39%
Apple Inc.	AAPL	6.90%
Alphabet Inc.	GOOGL	5.02%
Microsoft Corporation	MSFT	4.83%
Amazon.com, Inc.	AMZN	4.42%
Broadcom Inc.	AVGO	3.51%
JPMorgan Chase & Co.	JPM	2.32%
KLA Corporation	KLAC	2.27%
Mastercard Incorporated	MA	2.27%
Meta Platforms, Inc.	META	2.15%

Dividend History

Ex-Dividend	Amount	Pay Date
Dec 9, 2025	$9.22546	Dec 10, 2025
Dec 10, 2024	$5.99233	Dec 11, 2024
Dec 12, 2023	$3.72924	Dec 13, 2023
Dec 8, 2022	$3.6916	Dec 9, 2022
Dec 9, 2021	$3.46893	Dec 10, 2021
Dec 10, 2020	$2.7692	Dec 11, 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 10, 2026

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