MTSCX
MFS South Carolina Municipal Bond Fund
MFS Municipal Series Trust

Portfolio concentration

As of March 31, 2026 · N-PORT
Holdings
220
Top-10 weight
15.45%
Effective holdings ?
122
Crowding ?
24.2

Holdings

As of March 31, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 MFS Institutional Money Market Portfolio, Class A 9,422,751 $9.42M 3.95%
2 Beaufort-Jasper Water & Sewer Authority, Series 2025A 4,000,000 $3.72M 1.56%
3 PUERTO RICO SALES TAX FING COR REGD OID B/E 5.00000000 PRCGEN 3,599,000 $3.42M 1.43%
4 City of Charleston, Series 2022 3,000,000 $3.13M 1.31%
5 Spartanburg County School District No. 4, Series 2022 A, GO Bonds 3,000,000 $3.11M 1.30%
6 SOUTH CAROLINA ST PORTS AUTH PORTS REVENUE 3,000,000 $3.03M 1.27%
7 SOUTH CAROLINA ST JOBS-ECON DE REGD B/E 5.25000000 SCSMED 3,000,000 $2.90M 1.22%
8 Grand Strand Water & Sewer Authority, Series 2026 2,720,000 $2.83M 1.19%
9 SPARTANBURG SC REGL HLTH SVCS DIST INC HOSP REVENUE 3,000,000 $2.79M 1.17%
10 SOUTH CAROLINA ST HSG FIN & DEV AUTH MTGE REVENUE 2,525,000 $2.73M 1.14%
11 CHARLESTON SC HSG AUTH REVENUE REGD B/E HUD SEC 5.00000000 2,500,000 $2.58M 1.08%
12 City of Columbia, Series 2023A 2,335,000 $2.43M 1.02%
13 Woodruff Facilities Corp., Series 2025 2,335,000 $2.38M 1.00%
14 Medical University Hospital Authority, An Agency of The State of south Carolina FHA Insured Hospital Mortgage, Indian Land Project 2,150,000 $2.24M 0.94%
15 South Carolina State Housing Finance and Development Authority, Series 2026A 2,000,000 $2.22M 0.93%
16 Clemson University 3,000,000 $2.22M 0.93%
17 SOUTH CAROLINA ST PUBLIC SVC A SOUTH CAROLINA PUBLIC SERVICE AUTHORITY 2,000,000 $2.19M 0.92%
18 PATRIOTS EN GRP 5.25% MT PEGUTL 2,000,000 $2.14M 0.89%
19 SOUTH CAROLINA ST HSG FIN & DEV AUTH MTGE REVENUE 1,895,000 $2.09M 0.87%
20 Clemson University, Series 2025A 2,000,000 $2.08M 0.87%
21 SOUTH CAROLINA ST PUBLIC SVC AUTH REVENUE 2,055,000 $2.08M 0.87%
22 City of Charleston Waterworks & Sewer System Revenue 2,000,000 $2.08M 0.87%
23 City of Columbia, Series 2025 2,000,000 $2.07M 0.87%
24 GREENVILLE-SPARTANBURG SC ARPT DIST ARPT SYS REVENUE GREAPT 2,000,000 $2.06M 0.87%
25 Spartanburg County School District No. 4 2,000,000 $2.06M 0.87%
26 South Carolina (State of) Jobs-Economic Development Authority (Prisma Health Obligated Group), Series 2018, RB 2,000,000 $2.06M 0.86%
27 SOUTH CAROLINA ST PUBLIC SVC AUTH REVENUE 2,000,000 $2.05M 0.86%
28 Columbia Facilities Corp., Series 2025 A 2,000,000 $2.05M 0.86%
29 SC MDUMED 5.25 11/15/2050 MDUMED 2,000,000 $2.05M 0.86%
30 Corp. ForGreer, Series 2025 2,000,000 $2.04M 0.86%
31 CHARLSTN SC ARP 5.25% 7/1/2054 2,000,000 $2.03M 0.85%
32 Spartanburg County School District No. 7 2,000,000 $2.03M 0.85%
33 County of Horry 2,070,000 $2.03M 0.85%
34 SOUTH CAROLINA ST HSG FIN & DEV AUTH MTGE REVENUE 1,830,000 $2.02M 0.85%
35 South Carolina Jobs-Economic Development Authority, Series 2025 2,000,000 $2.02M 0.85%
36 NORTH CHRLTN SC 5% 10/1/2040 2,000,000 $2.01M 0.84%
37 SOUTH CAROLINA ST JOBS-ECON DEV AUTH ECON DEV REVENUE 2,000,000 $2.01M 0.84%
38 SOUTH CAROLINA ST JOBS-ECON DEV AUTH HLTHCARE REVENUE SCSMED 2,000,000 $2.00M 0.84%
39 South Carolina State Housing Finance & Development Authority, Series M TEMS BDS 2023 A FN 2,000,000 $2.00M 0.84%
40 SOUTH CAROLINA ST JOBS-ECON DEV AUTH ECON DEV REVENUE 2,000,000 $2.00M 0.84%
41 South Carolina Jobs-Economic Development Authority, Series 2023A 2,000,000 $1.99M 0.83%
42 UNIV SC HGH ED 5% 5/1/2046 1,900,000 $1.98M 0.83%
43 GREENWOOD HOSP-REF 1,975,000 $1.98M 0.83%
44 SOUTH CAROLINA ST JOBS-ECON DEV AUTH RSDL DEV REVENUE 2,000,000 $1.97M 0.82%
45 SOUTH CAROLINA ST HSG FIN & DEV AUTH MTGE REVENUE 1,975,000 $1.94M 0.81%
46 HORRY CNTY S C 4.50% 9/1/2052 2,000,000 $1.90M 0.80%
47 College of Charleston, Series 2025A 2,000,000 $1.90M 0.80%
48 BEAUFORT CNTY 4% 3/1/2048 2,000,000 $1.90M 0.79%
49 South Island Public Service District 2,000,000 $1.89M 0.79%
50 SOUTH CAROLINA ST JOBS-ECON DEV AUTH HOSP REVENUE 2,000,000 $1.89M 0.79%
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