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MFRBX Chart NMFQS:MFRBX

Large Blend | MFS
$48.33
↑ $0.21 (0.44%)
Last Updated: Jun 23, 2026

MFRBX Price Chart

3M 6M YTD 1Y 5Y 10Y Max
This chart displays NAV data for MFS Research Fund Class B (MFRBX). For complete fund information and metrics, visit the Mfs Research Fund Class B (MFRBX) fund's overview page.


Performance Summary

YTD Return 5.07%
1-Year Return 18.97%
3-Year Return 16.15%
5-Year Return 9.16%
NAV $48.33
Previous Close $48.12

Fund Metrics

Net Assets $7.86 Billion
Expense Ratio 1.50%
Dividend Yield 0.00%
Morning Star Rating -
Inception Date 1971-10-13
Update Date 2026-03-31