Compare fund portfolios

See how two funds' portfolios overlap. Enter two tickers:

vs

MBGAX vs MFSMX

Shared holdings
49
MBGAX covered by MFSMX
10.18%
MFSMX covered by MBGAX
10.18%

Coverage = share of one portfolio's weight reproduced by the other (overlapping positions, min weight). Top 50 positions per side shown; = held by both — hover a shared position to highlight it in both columns.

MBGAX (March 31, 2026)

SecurityWeight
MFS Institutional Money Market Portfolio, Class A4.58%
Georgia Housing & Finance Authority1.12%
Atlanta Urban Residential Finance Authority, Series 2025 A0.89%
Metropolitan Atlanta Rapid Transit Authority, Sales Tax, Series 2023A0.87%
Cobb-Marietta Coliseum & Exhibit Hall Authority, Series 2025, RB0.86%
Columbia County Hospital Authority, Series A0.85%
Rome Building Authority, Series 20230.85%
MUNI ELEC AUTH OF GEORGIA REGD B/E 5.000000000.85%
Rome Building Authority, Series 20230.85%
Metropolitan Atlanta Rapid Transit Authority, Series 2025A0.85%
Griffin Housing Authority, Series 2025 A0.84%
Main Street Natural Gas, Inc., Series 2025B0.84%
Douglas County Housing Authority, Series 2025A0.83%
City of Cartersville, Series 20260.83%
City of Atlanta, Series 2024B0.83%
SPRINGFIELD GA WTR & SWR REVENUE0.83%
Atlanta Urban Residential Finance Authority, Series 2024A0.83%
CARTERSVILLE GA WTR & SWR REVENUE0.83%
Upper Oconee Basin Water Authority, Series 20240.83%
Jefferson Public Building Authority, Series 20250.83%
City of Columbus, Series 20260.83%
Albany-Dougherty County Hospital Authority0.83%
Development Authority for Fulton County, Series 20260.83%
Savannah Economic Development Authority, Georgia, Revenue Bonds, Forsyth Park Parking Project, Series 2026A0.82%
GRIFFIN GA COMB PUBLIC UTILITY REVENUE0.82%
MUNI ELEC AUTH OF GA0.82%
George L. Smith II GA World Congress Center Auth. Rev. (Convention Center Hotel) A0.82%
Columbia County Hospital Authority, Wellstart Health System Inc., Project, Series 2023A0.82%
Coweta County Water & Sewage Authority, Series 2024, RB0.82%
Classic Center Authority for Clarke County, Series 2023A0.82%
PRIV CLGS & UNIVS AUTH GA0.82%
Macon Water Authority, Series 2024, RB0.82%
MUNI ELEC AUTH OF GA0.82%
DEKALB GA W+S 5% 10/1/20520.82%
Walton County Water & Sewer Authority0.82%
CITY OF ATLANTA GA DEPARTMENT OF AVIATION0.81%
Rockdale County Public Facilities Authority, Series 20240.81%
GEORGIA ST HSG & FIN AUTH REVENUE0.81%
DEVELOPMENT AUTHORITY FOR FULTON COUNTY0.81%
NORTH GEORGIA MAC LLC 5.0% 07-01-360.81%
Gwinnett (County of), GA Development Authority, Series 2017, Ref. RB0.81%
Development Authority for Fulton County0.81%
MUNI ELEC AUTH OF GA REGD B/E AG 5.000000000.81%
GNSVLL and HLL GA 5% 2/15/20420.81%
Municipal Gas Authority of Georgia, Series 20250.81%
DEKALB HSG AUTH-A-REV0.80%
Henry County Water Authority, Series 20250.80%
UNITED STATES SOCCER FEDERATION INC 5.25% 10-01-540.80%
SAVANNAH GEORGIA CONVENTION CTR AUTH GA CONVENTION CTR HOTEL0.80%
City of Atlanta0.80%

MFSMX (March 31, 2026)

SecurityWeight
MFS Institutional Money Market Portfolio, Class A3.29%
MARYLAND ST ECON DEV CORP LEASE REVENUE1.33%
Maryland Economic Development Corp., Series 20241.26%
Montgomery (County of), MD, Series 2017, GO Bonds1.22%
MARYLAND ST STD 5% 5/1/20351.15%
PUERTO RICO SALES TAX FING COR REGD OID B/E 5.000000001.11%
County of Prince George's, Series 2025 A1.03%
Washington Metropolitan Area Transit Authority Dedicated1.03%
Maryland Stadium Authority, Series 20241.01%
County of Anne Arundel, Series 20251.00%
MD HLTH & HGR EDL-A1.00%
Maryland Health & Higher Educational Facilities Authority1.00%
PRINCE GEO COP 5% 10/1/480.98%
Maryland Community Development Administration, Series 2025 F-10.97%
MARYLAND STADIUM AUTHORITY0.96%
WASHINGTON SUBURBAN SANITARY COMMISSION0.94%
COUNTY OF BALTIMORE MD0.94%
County of Howard0.92%
MARYLAND ST HLTH & HGR EDUCTNL FACS AUTH REVENUE0.90%
Maryland Health & Higher Educational Facilities Authority, Series 20040.90%
County of Anne Arundel, Series 20230.90%
City of Baltimore, Series 2019 A0.89%
Maryland Community Development Administration Department of Housing and Community Development, Residential Revenue Bonds, Taxable Series 2019D0.89%
MARYLAND ST STA 4% 6/1/20460.84%
MARYLAND HEALTH & HIGHER EDUCATIONAL FACILITIES AUTHORITY0.83%
Maryland Health & Higher Educational Facilities Authority0.81%
MONTGOMERY CNTY MD REVENUE REGD B/E 5.000000000.80%
Maryland Community Development Administration Local Government Infrastructure0.79%
MD CMNTY DEV-D-10.77%
Washington Metropolitan Area Transit Authority, Series 2018, RB0.74%
MD HEFA 4% 7/1/20480.71%
County of Montgomery0.71%
MD CMNTY DEPT ADMIN-B0.71%
Maryland Health & Higher Educational Facilities Authority0.70%
CALIFORNIA COMMUNITY VAR0.70%
MD TRANSPRTN-A-REF0.69%
Montgomery County Housing Opportunities Commission, Series 2023 C0.69%
Maryland Department of Housing & Community Development, Series 2024 E0.69%
MD ECON DEV CORP-A0.69%
County of Prince George's0.67%
MARYLAND ST ECON DEV CORP AIR CARGO REVENUE0.67%
Washington Metropolitan Area Transit Authority, Series 2025, RB0.67%
Maryland Stadium Authority Sports Entertainment Facilities Revenue, Series 2023 A0.66%
State of Maryland Department of Transportation, Series 2024 A0.66%
MARYLAND ST HLTH & HGR EDUCTNL MARYLAND HEALTH & HIGHER EDUCATIONAL FACILITIES AU0.66%
MARYLAND ST HLTH & HGR EDUCTNL FACS AUTH REVENUE0.66%
Maryland Department of Housing & Community Development, Series 2025 D0.66%
State of Maryland Department of Transportation, Series 2024 A0.66%
MARYLAND ST STA 4% 6/1/20360.66%
Montgomery County Housing Opportunities Commission, Series 2025A0.66%

Machine-readable: JSON · Markdown. Programmatic access via the agent surface.