Mfs Income Fund Class B (MIOBX) Fund Details & Analysis

Fund Information

Fund Category Intermediate Core-Plus Bond

Fund Family MFS

Fund Style Large

ISIN US5529892045

CUSIP 552989204

Inception Date 1987-10-29

Domicile United States

Country USA

Fiscal Year End October

NAV Chart

Fund Metrics

Net Assets $7.86 Billion

Share Class Net Assets $570.00K

Expense Ratio 1.48%

Expense Ratio Date 2025-02-28

Dividend Yield 0.04%

Morning Star Rating -

Morning Star Risk Rating -

Morning Star Category -

Performance

YTD Return 0.27%

1-Year Return 6.16%

3-Year Return 3.82%

5-Year Return -0.23%

NAV $5.95

Previous Close Price $5.96

Last Update 2025-12-31

Dividend Information

Dividend Yield 0.04%

Dividend (ttm) 0.17

Dividend Growth -58.12%

Payout Frequency Annual

Ex-Dividend Date n/a

Ratings

Morning Star Rating -

Morning Star Risk Rating -

Morning Star Category -

Beta (5Y) 1.23

About MFS Income Fund Class B

MFS normally invests the fund's assets primarily in a broad range of debt instruments issued by U.S. and foreign corporate, government, and other entities, including below investment grade quality debt instruments and debt instruments of issuers located in emerging market countries. MFS focuses on investing the fund's assets in corporate bonds, mortgage-backed securities and other securitized instruments, U.S. government securities, and debt instruments of issuers located in emerging market countries.

Detailed Metrics

Market Cap Distribution

AverageMarketCap %

Giant %

Large %

Medium %

Micro %

Small %

Value & Growth Metrics

Book-Value Growth % %

Cash-Flow Growth % %

Dividend Yield % %

Historical Earnings % %

Long-Term Earnings % %

Asset Allocation

Type	Net %	Long %	Short %	Category Average	benchmark
Bond	111.78%	112.54%	0.76%	110.74%	100.00%
Cash	-12.89%	2.37%	15.27%	4.15%	0.00%
Non US Stock	0.00%	0.00%	0.00%	0.01%	0.00%
Not Classified	1.11%	1.11%	0.00%	0.61%	0.00%
Other	0.00%	0.00%	0.00%	0.42%	0.00%
US Stock	0.00%	0.00%	0.00%	0.57%	0.00%

Top Holdings

Name	Weight	Owned	Change
U.S. Treasury Notes	1.90%	-	-
U.S. Treasury Bonds	1.80%	-	-
MFS Institutional Money Market Portfolio, Class A	1.47%	-	-

See the full breakdown of MIOBX fund's asset allocation and top holdings .

Sector Weights

Category	Subcategory	Amount %	Category Avg	Stocks %	Benchmark
Bond Sector	Cash and Equivalents	0.00%	3.11%	1.93%	0.00%
Bond Sector	Corporate	0.00%	25.46%	35.18%	43.38%
Bond Sector	Derivative	0.00%	3.06%	0.11%	0.00%
Bond Sector	Government	0.00%	31.24%	39.85%	53.77%
Bond Sector	Municipal	0.00%	0.59%	0.84%	0.04%
Bond Sector	Securitized	0.00%	36.55%	22.09%	2.81%
Cyclical	Basic Materials	0.00%	0.00%	0.00%	0.00%
Cyclical	Consumer Cyclical	0.00%	0.00%	0.00%	0.00%
Cyclical	Financial Services	0.00%	0.00%	0.00%	0.00%
Cyclical	Real Estate	0.00%	0.00%	0.00%	0.00%
Defensive	Consumer Defensive	0.00%	0.00%	0.00%	0.00%
Defensive	Healthcare	0.00%	0.00%	0.00%	0.00%
Defensive	Utilities	0.00%	0.00%	0.00%	0.00%
Sensitive	Communication Services	0.00%	0.00%	0.00%	0.00%
Sensitive	Energy	0.00%	0.00%	0.00%	0.00%
Sensitive	Industrials	0.00%	0.00%	0.00%	0.00%
Sensitive	Technology	0.00%	0.00%	0.00%	0.00%

World Regions

Region	Subregion	Category Average	Stocks Percent	Benchmark
Americas	Latin America	-	-	-
Americas	North America	-	-	-
Greater Asia	Asia Developed	-	-	-
Greater Asia	Asia Emerging	-	-	-
Greater Asia	Australasia	-	-	-
Greater Asia	Japan	-	-	-
Greater Europe	Africa/Middle East	-	-	-
Greater Europe	Europe Developed	-	-	-
Greater Europe	Europe Emerging	-	-	-
Greater Europe	United Kingdom	0.53%	-	-

Dividend History

Date	Amount	Unadjusted Amount	Currency	Declaration Date	Record Date	Payment Date	Period
2024-12-31	$0.021	$0.021	USD	-	-	-	-
2024-11-29	$0.021	$0.021	USD	-	-	-	-
2024-10-31	$0.021	$0.021	USD	-	2024-10-31	2024-11-01	Monthly
2024-09-30	$0.021	$0.021	USD	-	2024-09-30	2024-10-01	Monthly
2024-08-30	$0.021	$0.021	USD	-	2024-08-30	2024-09-03	Monthly
2024-07-31	$0.021	$0.021	USD	-	2024-07-31	2024-08-01	Monthly
2024-06-28	$0.021	$0.021	USD	-	2024-06-28	2024-07-01	Monthly
2024-05-31	$0.020	$0.020	USD	-	2024-05-31	2024-06-03	Monthly
2024-04-30	$0.020	$0.020	USD	-	2024-04-30	2024-05-01	Monthly
2024-03-28	$0.020	$0.020	USD	-	2024-03-28	2024-04-01	Monthly
2024-02-29	$0.020	$0.020	USD	-	2024-02-29	2024-03-01	Monthly
2024-01-31	$0.020	$0.020	USD	-	2024-01-31	2024-02-01	Monthly
2023-12-29	$0.019	$0.019	USD	-	2023-12-29	2023-12-29	Monthly
2023-11-30	$0.020	$0.020	USD	-	2023-11-30	2023-12-01	Monthly
2023-10-31	$0.020	$0.020	USD	-	2023-10-31	2023-11-01	Monthly
2023-09-29	$0.021	$0.021	USD	-	2023-09-29	2023-10-02	Monthly
2023-08-31	$0.021	$0.021	USD	-	2023-08-31	2023-09-01	Monthly
2023-07-31	$0.020	$0.020	USD	-	2023-07-31	2023-08-01	Monthly
2023-06-30	$0.020	$0.020	USD	-	2023-06-30	2023-07-03	Monthly
2023-05-31	$0.020	$0.020	USD	-	2023-05-31	2023-06-01	Monthly
2023-04-28	$0.020	$0.020	USD	-	2023-04-28	2023-05-01	Monthly
2023-03-31	$0.018	$0.018	USD	-	2023-03-31	2023-04-03	Monthly
2023-02-28	$0.018	$0.018	USD	-	2023-02-28	2023-03-01	Monthly
2023-01-31	$0.018	$0.018	USD	-	2023-01-31	2023-02-01	Monthly
2022-12-30	$0.015	$0.015	USD	-	2022-12-30	2022-12-30	Monthly
2022-11-30	$0.014	$0.014	USD	-	2022-11-30	2022-12-01	Monthly
2022-10-31	$0.013	$0.013	USD	-	2022-10-31	2022-11-01	Monthly
2022-09-30	$0.012	$0.012	USD	-	2022-09-30	2022-10-03	Monthly
2022-08-31	$0.011	$0.011	USD	-	2022-08-31	2022-09-01	Monthly
2022-07-29	$0.010	$0.010	USD	-	2022-07-29	2022-08-01	Monthly
2022-06-30	$0.010	$0.010	USD	-	2022-06-30	2022-07-01	Monthly
2022-05-31	$0.009	$0.009	USD	-	2022-05-31	2022-06-01	Monthly
2022-04-29	$0.008	$0.008	USD	-	2022-04-29	2022-05-02	Monthly
2022-03-31	$0.007	$0.007	USD	-	2022-03-31	2022-04-01	Monthly
2022-02-28	$0.007	$0.007	USD	-	2022-02-28	2022-03-01	Monthly
2022-01-31	$0.007	$0.007	USD	-	2022-01-31	2022-02-01	Monthly
2021-12-31	$0.007	$0.007	USD	-	2021-12-31	2021-12-31	Monthly
2021-11-30	$0.008	$0.008	USD	-	2021-11-30	2021-12-01	Monthly
2021-10-29	$0.008	$0.008	USD	-	2021-10-29	2021-11-01	Monthly
2021-09-30	$0.008	$0.008	USD	-	2021-09-30	2021-10-01	Monthly
2021-08-31	$0.009	$0.009	USD	-	2021-08-31	2021-09-01	Monthly
2021-07-30	$0.009	$0.009	USD	-	2021-07-30	2021-08-02	Monthly
2021-06-30	$0.010	$0.010	USD	-	2021-06-30	2021-07-01	Monthly
2021-05-28	$0.010	$0.010	USD	-	2021-05-28	2021-06-01	Monthly
2021-04-30	$0.010	$0.010	USD	-	2021-04-30	2021-05-03	Monthly
2021-03-31	$0.010	$0.010	USD	-	2021-03-31	2021-04-01	Monthly
2021-02-26	$0.010	$0.010	USD	-	2021-02-26	2021-03-01	Monthly
2021-01-29	$0.010	$0.010	USD	-	2021-01-29	2021-01-29	Monthly
2020-12-31	$0.010	$0.010	USD	-	2020-12-31	2020-12-31	Monthly
2020-11-30	$0.011	$0.011	USD	-	2020-11-30	2020-12-01	Monthly
2020-10-30	$0.012	$0.012	USD	-	2020-10-30	2020-11-02	Monthly
2020-09-30	$0.012	$0.012	USD	-	2020-09-30	2020-10-01	Monthly
2020-08-31	$0.012	$0.012	USD	-	2020-08-31	2020-09-01	Monthly
2020-07-31	$0.012	$0.012	USD	-	2020-07-31	2020-08-03	Monthly
2020-06-30	$0.012	$0.012	USD	-	2020-06-30	2020-07-01	Monthly
2020-05-29	$0.011	$0.011	USD	-	2020-05-29	2020-06-01	Monthly
2020-04-30	$0.011	$0.011	USD	-	2020-04-30	2020-05-01	Monthly
2020-03-31	$0.011	$0.011	USD	-	2020-03-31	2020-04-01	Monthly
2020-02-28	$0.011	$0.011	USD	-	2020-02-28	2020-03-02	Monthly
2020-01-31	$0.012	$0.012	USD	-	2020-01-31	2020-02-03	Monthly
2019-12-31	$0.012	$0.012	USD	-	2019-12-31	2019-12-31	Monthly
2019-11-29	$0.013	$0.013	USD	2019-12-02	2019-11-29	2019-12-02	Monthly
2019-10-31	$0.013	$0.013	USD	-	2019-10-31	2019-11-01	Monthly
2019-09-30	$0.013	$0.013	USD	-	2019-09-30	2019-10-01	Monthly
2019-08-30	$0.013	$0.013	USD	-	2019-08-30	2019-09-03	Monthly
2019-07-31	$0.014	$0.014	USD	-	2019-07-31	2019-08-01	Monthly
2019-06-28	$0.014	$0.014	USD	2019-07-01	2019-06-28	2019-07-01	Monthly
2019-05-31	$0.014	$0.014	USD	2019-06-03	2019-05-31	2019-06-03	Monthly
2019-04-30	$0.013	$0.013	USD	2019-05-01	2019-04-30	2019-05-01	Monthly
2019-03-29	$0.012	$0.012	USD	2019-04-01	2019-03-29	2019-04-01	Monthly
2019-02-28	$0.012	$0.012	USD	2019-03-01	2019-02-28	2019-03-01	Monthly
2019-01-31	$0.012	$0.012	USD	2019-02-01	2019-01-31	2019-02-01	Monthly
2018-12-31	$0.012	$0.012	USD	2019-01-02	2018-12-31	2018-12-31	Monthly
2018-11-30	$0.012	$0.012	USD	2018-12-04	2018-11-30	2018-12-03	Monthly
2018-10-31	$0.012	$0.012	USD	2018-11-02	2018-10-31	2018-11-01	Monthly
2018-09-28	$0.013	$0.013	USD	-	-	-	-
2018-08-31	$0.013	$0.013	USD	2018-09-01	2018-08-31	2018-09-04	Monthly
2018-07-31	$0.013	$0.013	USD	2018-08-02	2018-07-31	2018-08-01	Monthly
2018-06-29	$0.013	$0.013	USD	2018-07-03	2018-06-29	2018-07-02	Monthly
2018-05-31	$0.012	$0.012	USD	2018-06-02	2018-05-31	2018-06-01	Monthly
2018-04-30	$0.012	$0.012	USD	2018-05-01	2018-04-30	2018-05-01	Monthly
2018-03-29	$0.011	$0.011	USD	2018-03-31	2018-03-29	2018-04-02	Monthly
2018-02-28	$0.011	$0.011	USD	2017-03-02	2018-02-28	2018-03-01	Monthly
2018-01-31	$0.011	$0.011	USD	2018-02-02	2018-01-31	2018-02-01	Monthly
2017-12-29	$0.010	$0.010	USD	2018-01-03	2017-12-29	2017-12-29	Monthly
2017-11-30	$0.010	$0.010	USD	2017-12-01	2017-11-30	2017-12-01	Monthly
2017-10-31	$0.010	$0.010	USD	2017-11-02	2017-10-31	2017-11-01	Monthly
2017-09-29	$0.011	$0.011	USD	2017-10-03	2017-09-29	2017-10-02	Monthly
2017-08-31	$0.015	$0.015	USD	2017-09-04	2017-08-31	2017-09-01	Monthly
2017-07-31	$0.016	$0.016	USD	2017-09-21	2017-07-31	2017-08-01	Monthly
2017-06-30	$0.015	$0.015	USD	-	-	-	-
2017-05-31	$0.015	$0.015	USD	-	-	-	-
2017-04-28	$0.015	$0.015	USD	-	-	-	-
2017-03-31	$0.015	$0.015	USD	-	-	-	-
2017-02-28	$0.015	$0.015	USD	-	-	-	-
2017-01-31	$0.016	$0.016	USD	-	-	-	-
2016-12-30	$0.016	$0.016	USD	-	-	-	-
2016-11-30	$0.016	$0.016	USD	-	-	-	-
2016-10-31	$0.015	$0.015	USD	-	-	-	-
2016-09-30	$0.015	$0.015	USD	-	-	-	-
2016-08-31	$0.016	$0.016	USD	-	-	-	-
2016-07-29	$0.016	$0.016	USD	-	-	-	-
2016-06-30	$0.016	$0.016	USD	-	-	-	-
2016-05-31	$0.015	$0.015	USD	-	-	-	-
2016-04-29	$0.015	$0.015	USD	-	-	-	-
2016-03-31	$0.015	$0.015	USD	-	-	-	-
2016-02-29	$0.015	$0.015	USD	-	-	-	-
2016-01-29	$0.015	$0.015	USD	-	-	-	-
2015-12-31	$0.015	$0.015	USD	-	-	-	-
2015-11-30	$0.017	$0.017	USD	-	-	-	-
2015-10-30	$0.017	$0.017	USD	-	-	-	-
2015-09-30	$0.017	$0.017	USD	-	-	-	-
2015-08-31	$0.016	$0.016	USD	-	-	-	-
2015-07-31	$0.016	$0.016	USD	-	-	-	-
2015-06-30	$0.017	$0.017	USD	-	-	-	-
2015-05-29	$0.017	$0.017	USD	-	-	-	-
2015-04-30	$0.017	$0.017	USD	-	-	-	-
2015-03-31	$0.017	$0.017	USD	-	-	-	-
2015-02-27	$0.017	$0.017	USD	-	-	-	-
2015-01-30	$0.017	$0.017	USD	-	-	-	-
2014-12-31	$0.018	$0.018	USD	-	-	-	-
2014-11-28	$0.018	$0.018	USD	-	-	-	-
2014-10-31	$0.019	$0.019	USD	-	-	-	-
2014-09-30	$0.019	$0.019	USD	-	-	-	-
2014-08-29	$0.019	$0.019	USD	-	-	-	-
2014-07-31	$0.019	$0.019	USD	-	-	-	-
2014-06-30	$0.019	$0.019	USD	-	-	-	-
2014-05-30	$0.019	$0.019	USD	-	-	-	-
2014-04-30	$0.020	$0.020	USD	-	-	-	-
2014-03-31	$0.020	$0.020	USD	-	-	-	-
2014-02-28	$0.021	$0.021	USD	-	-	-	-
2014-01-31	$0.021	$0.021	USD	-	-	-	-
2013-12-31	$0.021	$0.021	USD	-	-	-	-
2013-11-29	$0.023	$0.023	USD	-	-	-	-
2013-10-31	$0.023	$0.023	USD	-	-	-	-
2013-09-30	$0.022	$0.022	USD	-	-	-	-
2013-08-30	$0.022	$0.022	USD	-	-	-	-
2013-07-31	$0.021	$0.021	USD	-	-	-	-
2013-06-28	$0.021	$0.021	USD	-	-	-	-
2013-05-31	$0.021	$0.021	USD	-	-	-	-
2013-04-30	$0.021	$0.021	USD	-	-	-	-
2013-03-28	$0.021	$0.021	USD	-	-	-	-
2013-02-28	$0.021	$0.021	USD	-	-	-	-
2013-01-31	$0.021	$0.021	USD	-	-	-	-
2012-12-31	$0.021	$0.021	USD	-	-	-	-
2012-11-30	$0.021	$0.021	USD	-	-	-	-
2012-10-31	$0.021	$0.021	USD	-	-	-	-
2012-09-28	$0.023	$0.023	USD	-	-	-	-
2012-08-31	$0.023	$0.023	USD	-	-	-	-
2012-07-31	$0.023	$0.023	USD	-	-	-	-
2012-06-29	$0.023	$0.023	USD	-	-	-	-
2012-05-31	$0.023	$0.023	USD	-	-	-	-
2012-04-30	$0.023	$0.023	USD	-	-	-	-
2012-03-30	$0.023	$0.023	USD	-	-	-	-
2012-02-29	$0.023	$0.023	USD	-	-	-	-
2012-01-31	$0.023	$0.023	USD	-	-	-	-
2011-12-30	$0.023	$0.023	USD	-	-	-	-
2011-11-30	$0.023	$0.023	USD	-	-	-	-
2011-10-31	$0.023	$0.023	USD	-	-	-	-
2011-09-30	$0.023	$0.023	USD	-	-	-	-
2011-08-31	$0.023	$0.023	USD	-	-	-	-
2011-07-29	$0.024	$0.024	USD	-	-	-	-
2011-06-30	$0.024	$0.024	USD	-	-	-	-
2011-05-31	$0.024	$0.024	USD	-	-	-	-
2011-04-29	$0.024	$0.024	USD	-	-	-	-
2011-03-31	$0.024	$0.024	USD	-	-	-	-
2011-02-28	$0.024	$0.024	USD	-	-	-	-
2011-01-31	$0.024	$0.024	USD	-	-	-	-
2010-12-31	$0.023	$0.023	USD	-	-	-	-
2010-11-30	$0.023	$0.023	USD	-	-	-	-
2010-10-29	$0.024	$0.024	USD	-	-	-	-
2010-09-30	$0.024	$0.024	USD	-	-	-	-
2010-08-31	$0.024	$0.024	USD	-	-	-	-
2010-07-30	$0.025	$0.025	USD	-	-	-	-
2010-06-30	$0.025	$0.025	USD	-	-	-	-
2010-05-28	$0.025	$0.025	USD	-	-	-	-
2010-03-31	$0.025	$0.025	USD	-	-	-	-
2010-02-26	$0.025	$0.025	USD	-	-	-	-
2010-01-29	$0.026	$0.026	USD	-	-	-	-
2009-12-31	$0.026	$0.026	USD	-	-	-	-
2009-11-30	$0.026	$0.026	USD	-	-	-	-
2009-10-30	$0.026	$0.026	USD	-	-	-	-
2009-09-30	$0.026	$0.026	USD	-	-	-	-
2009-08-31	$0.026	$0.026	USD	-	-	-	-
2009-07-31	$0.026	$0.026	USD	-	-	-	-
2009-06-30	$0.026	$0.026	USD	-	-	-	-
2009-05-29	$0.026	$0.026	USD	-	-	-	-
2009-04-30	$0.026	$0.026	USD	-	-	-	-
2009-03-31	$0.027	$0.027	USD	-	-	-	-
2009-02-27	$0.028	$0.028	USD	-	-	-	-
2009-01-30	$0.028	$0.028	USD	-	-	-	-
2008-12-31	$0.100	$0.100	USD	-	-	-	-
2008-11-28	$0.028	$0.028	USD	-	-	-	-
2008-10-31	$0.028	$0.028	USD	-	-	-	-
2008-09-30	$0.028	$0.028	USD	-	-	-	-
2008-08-29	$0.029	$0.029	USD	-	-	-	-
2008-07-31	$0.029	$0.029	USD	-	-	-	-
2008-06-30	$0.029	$0.029	USD	-	-	-	-
2008-05-30	$0.029	$0.029	USD	-	-	-	-
2008-04-30	$0.029	$0.029	USD	-	-	-	-
2008-03-31	$0.029	$0.029	USD	-	-	-	-
2008-02-29	$0.029	$0.029	USD	-	-	-	-
2008-01-31	$0.029	$0.029	USD	-	-	-	-
2007-12-31	$0.029	$0.029	USD	-	-	-	-
2007-11-30	$0.029	$0.029	USD	-	-	-	-
2007-10-31	$0.028	$0.028	USD	-	-	-	-
2007-09-28	$0.028	$0.028	USD	-	-	-	-
2007-08-31	$0.028	$0.028	USD	-	-	-	-
2007-07-31	$0.028	$0.028	USD	-	-	-	-
2007-06-29	$0.028	$0.028	USD	-	-	-	-
2007-05-31	$0.028	$0.028	USD	-	-	-	-
2007-04-30	$0.028	$0.028	USD	-	-	-	-
2007-03-30	$0.028	$0.028	USD	-	-	-	-
2007-02-28	$0.028	$0.028	USD	-	-	-	-
2007-01-31	$0.028	$0.028	USD	-	-	-	-
2006-12-29	$0.028	$0.028	USD	-	-	-	-
2006-11-30	$0.028	$0.028	USD	-	-	-	-
2006-10-31	$0.028	$0.028	USD	-	-	-	-
2006-09-29	$0.028	$0.028	USD	-	-	-	-
2006-08-31	$0.029	$0.029	USD	-	-	-	-
2006-07-31	$0.029	$0.029	USD	-	-	-	-
2006-06-30	$0.029	$0.029	USD	-	-	-	-
2006-05-31	$0.029	$0.029	USD	-	-	-	-
2006-04-28	$0.029	$0.029	USD	-	-	-	-
2006-03-31	$0.029	$0.029	USD	-	-	-	-
2006-02-28	$0.029	$0.029	USD	-	-	-	-
2006-01-31	$0.029	$0.029	USD	-	-	-	-
2005-12-30	$0.030	$0.030	USD	-	-	-	-
2005-11-30	$0.030	$0.030	USD	-	-	-	-
2005-10-31	$0.030	$0.030	USD	-	-	-	-
2005-09-30	$0.030	$0.030	USD	-	-	-	-
2005-08-31	$0.029	$0.029	USD	-	-	-	-
2005-07-29	$0.029	$0.029	USD	-	-	-	-
2005-06-30	$0.030	$0.030	USD	-	-	-	-
2005-05-31	$0.030	$0.030	USD	-	-	-	-
2005-04-29	$0.030	$0.030	USD	-	-	-	-
2005-03-31	$0.031	$0.031	USD	-	-	-	-
2005-02-28	$0.031	$0.031	USD	-	-	-	-
2005-01-31	$0.032	$0.032	USD	-	-	-	-
2004-12-31	$0.032	$0.032	USD	-	-	-	-
2004-11-30	$0.032	$0.032	USD	-	-	-	-
2004-11-02	$0.032	$0.032	USD	-	2004-11-01	2004-11-01	Monthly
2004-10-04	$0.031	$0.031	USD	-	2004-10-01	2004-10-01	Monthly
2004-09-02	$0.031	$0.031	USD	-	2004-09-01	2004-09-01	Monthly
2004-08-03	$0.031	$0.031	USD	-	2004-08-02	2004-08-02	Monthly
2004-07-02	$0.031	$0.031	USD	-	2004-07-01	2004-07-01	Monthly
2004-06-02	$0.030	$0.030	USD	-	2004-06-01	2004-06-01	Monthly
2004-05-04	$0.030	$0.030	USD	-	2004-05-03	2004-05-03	Monthly
2004-04-02	$0.030	$0.030	USD	-	2004-04-01	2004-04-01	Monthly
2004-03-02	$0.029	$0.029	USD	-	2004-03-01	2004-03-01	Monthly
2004-02-03	$0.029	$0.029	USD	-	2004-02-02	2004-02-02	Monthly
2004-01-02	$0.029	$0.029	USD	-	2003-12-31	2003-12-31	Monthly
2003-12-02	$0.029	$0.029	USD	-	2003-12-01	2003-12-01	Monthly
2003-11-04	$0.029	$0.029	USD	-	2003-11-03	2003-11-03	Monthly
2003-10-02	$0.029	$0.029	USD	-	2003-10-01	2003-10-01	Monthly
2003-09-03	$0.029	$0.029	USD	-	2003-09-02	2003-09-02	Monthly
2003-08-04	$0.029	$0.029	USD	-	2003-08-01	2003-08-01	Monthly
2003-07-02	$0.029	$0.029	USD	-	2003-07-01	2003-07-01	Monthly
2003-06-03	$0.029	$0.029	USD	-	2003-06-02	2003-06-02	Monthly
2003-05-02	$0.029	$0.029	USD	-	2003-05-01	2003-05-01	Monthly
2003-04-02	$0.029	$0.029	USD	-	2003-04-01	2003-04-01	Monthly
2003-03-04	$0.028	$0.028	USD	-	2003-03-03	2003-03-03	Monthly
2003-02-28	$0.032	$0.032	USD	-	-	-	-
2003-02-04	$0.028	$0.028	USD	-	2003-02-03	2003-02-03	Monthly
2003-01-31	$0.032	$0.032	USD	-	-	-	-
2003-01-01	$0.029	$0.029	USD	-	2002-12-31	2002-12-31	Monthly
2002-12-03	$0.029	$0.029	USD	-	2002-12-02	2002-12-02	Monthly
2002-11-02	$0.029	$0.029	USD	-	2002-11-01	2002-11-01	Monthly
2002-10-02	$0.030	$0.030	USD	-	2002-10-01	2002-10-01	Monthly
2002-09-04	$0.030	$0.030	USD	-	2002-09-03	2002-09-03	Monthly
2002-08-02	$0.031	$0.031	USD	-	2002-08-01	2002-08-01	Monthly
2002-07-02	$0.033	$0.033	USD	-	2002-07-01	2002-07-01	Monthly
2002-06-04	$0.034	$0.034	USD	-	2002-06-03	2002-06-03	Monthly
2002-05-02	$0.033	$0.033	USD	-	2002-05-01	2002-05-01	Monthly
2002-04-02	$0.034	$0.034	USD	-	2002-04-01	2002-04-01	Monthly
2002-03-02	$0.034	$0.034	USD	-	2002-03-01	2002-03-01	Monthly
2002-02-02	$0.034	$0.034	USD	-	2002-02-01	2002-02-01	Monthly
2002-01-01	$0.033	$0.033	USD	-	2001-12-31	2001-12-31	Monthly
2001-12-04	$0.034	$0.034	USD	-	2001-12-03	2001-12-03	Monthly
2001-11-02	$0.036	$0.036	USD	-	2001-11-01	2001-11-01	Monthly
2001-10-02	$0.037	$0.037	USD	-	2001-10-01	2001-10-01	Monthly
2001-09-04	$0.036	$0.036	USD	-	2001-08-31	2001-08-31	Monthly
2001-08-03	$0.039	$0.039	USD	-	2001-08-02	2001-08-02	Monthly
2001-07-31	$0.041	$0.041	USD	-	-	-	-
2001-07-05	$0.041	$0.041	USD	-	2001-07-03	2001-07-03	Monthly
2001-06-05	$0.039	$0.039	USD	-	2001-06-04	2001-06-04	Monthly
2001-05-03	$0.039	$0.039	USD	-	2001-05-02	2001-05-02	Monthly
2001-04-04	$0.041	$0.041	USD	-	2001-04-03	2001-04-03	Monthly
2001-03-05	$0.043	$0.043	USD	-	2001-03-02	2001-03-02	Monthly
2001-02-05	$0.044	$0.044	USD	-	2001-02-02	2001-02-02	Monthly
2001-01-04	$0.043	$0.043	USD	-	2001-01-03	2001-01-03	Monthly
2000-12-05	$0.043	$0.043	USD	-	2000-12-04	2000-12-04	Monthly
2000-11-03	$0.042	$0.042	USD	-	2000-11-02	2000-11-02	Monthly
2000-10-04	$0.043	$0.043	USD	-	2000-10-03	2000-10-03	Monthly
2000-09-06	$0.043	$0.043	USD	-	2000-09-05	2000-09-05	Monthly
2000-08-03	$0.043	$0.043	USD	-	2000-08-02	2000-08-02	Monthly
2000-07-06	$0.043	$0.043	USD	-	2000-07-05	2000-07-05	Monthly
2000-06-05	$0.042	$0.042	USD	-	2000-06-02	2000-06-02	Monthly
2000-05-03	$0.042	$0.042	USD	-	2000-05-02	2000-05-02	Monthly
2000-04-05	$0.042	$0.042	USD	-	2000-04-04	2000-04-04	Monthly
2000-03-03	$0.042	$0.042	USD	-	2000-03-02	2000-03-02	Monthly
2000-02-03	$0.043	$0.043	USD	-	2000-02-02	2000-02-02	Monthly
2000-01-05	$0.043	$0.043	USD	-	2000-01-04	2000-01-04	Monthly
1999-12-03	$0.119	$0.119	USD	-	1999-12-02	1999-12-02	Monthly
1999-11-03	$0.046	$0.046	USD	-	1999-11-02	1999-11-02	Monthly
1999-10-05	$0.046	$0.046	USD	-	1999-10-04	1999-10-04	Monthly
1999-09-03	$0.048	$0.048	USD	-	1999-09-02	1999-09-02	Monthly
1999-08-04	$0.049	$0.049	USD	-	1999-08-03	1999-08-03	Monthly
1999-07-06	$0.051	$0.051	USD	-	1999-07-02	1999-07-02	Monthly
1999-06-03	$0.051	$0.051	USD	-	1999-06-02	1999-06-09	Monthly
1999-05-05	$0.052	$0.052	USD	-	1999-05-04	1999-05-11	Monthly
1999-04-06	$0.052	$0.052	USD	-	1999-04-05	1999-04-12	Monthly
1999-03-03	$0.053	$0.053	USD	-	1999-03-02	1999-03-09	Monthly
1999-02-03	$0.054	$0.054	USD	-	1999-02-02	1999-02-10	Monthly
1999-01-06	$0.053	$0.053	USD	-	1999-01-05	1999-01-12	Monthly
1998-12-03	$0.053	$0.053	USD	-	1998-12-02	1998-12-09	Monthly
1998-11-04	$0.106	$0.106	USD	-	1998-11-03	1998-11-10	Monthly
1998-10-05	$0.051	$0.051	USD	-	1998-10-02	1998-10-09	Monthly
1998-09-03	$0.052	$0.052	USD	-	1998-09-02	1998-09-10	Monthly
1998-08-05	$0.052	$0.052	USD	-	1998-08-04	1998-08-11	Monthly
1998-07-06	$0.052	$0.052	USD	-	1998-07-02	1998-07-10	Monthly
1998-06-03	$0.051	$0.051	USD	-	1998-06-02	1998-06-09	Monthly
1998-05-05	$0.050	$0.050	USD	-	1998-05-04	1998-05-11	Monthly
1998-04-02	$0.049	$0.049	USD	-	1998-04-02	1998-04-09	Monthly
1998-03-04	$0.049	$0.049	USD	-	1998-03-03	1998-03-10	Other
1998-02-04	$0.047	$0.047	USD	-	1998-02-03	1998-02-10	Monthly
1998-02-03	$0.081	$0.081	USD	-	-	-	-
1998-01-05	$0.052	$0.052	USD	-	1998-01-05	1998-01-12	Other
1997-12-03	$0.089	$0.089	USD	-	1997-12-02	1997-12-09	Other
1997-12-02	$0.053	$0.053	USD	-	-	-	-
1997-10-31	$0.053	$0.053	USD	-	1997-11-04	1997-11-12	Monthly
1997-09-30	$0.054	$0.054	USD	-	1997-10-02	1997-10-09	Monthly
1997-08-29	$0.054	$0.054	USD	-	1997-09-03	1997-09-10	Monthly
1997-07-31	$0.054	$0.054	USD	-	1997-08-04	1997-08-11	Monthly
1997-06-30	$0.054	$0.054	USD	-	1997-07-02	1997-07-10	Monthly
1997-06-03	$0.054	$0.054	USD	-	-	-	-
1997-05-02	$0.054	$0.054	USD	-	-	-	-
1997-04-02	$0.052	$0.052	USD	-	-	-	-
1997-03-04	$0.054	$0.054	USD	-	-	-	-
1997-02-04	$0.054	$0.054	USD	-	-	-	-
1997-01-03	$0.053	$0.053	USD	-	-	-	-
1996-12-03	$0.053	$0.053	USD	-	-	-	-
1996-11-04	$0.053	$0.053	USD	-	-	-	-
1996-10-02	$0.051	$0.051	USD	-	-	-	-
1996-09-04	$0.047	$0.047	USD	-	-	-	-

MFS Income Fund Class B NMFQS:MIOBX