Compare fund portfolios
See how two funds' portfolios overlap. Enter two tickers:
FDMMX vs MFSSX
Shared holdings
28
FDMMX covered by MFSSX
5.41%
MFSSX covered by FDMMX
5.41%
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.
FDMMX (Jan. 31, 2026)
| Security | Weight | |
|---|---|---|
| Fidelity Municipal Cash Central Fund | 7.98% | |
| MA ST 5% 9/1/2049 | 2.88% | |
| COMMONWLTH OF 5% 12/1/2037 | 2.19% | |
| MA ST 5% 11/1/52 | 1.86% | |
| MA TPK CAB-SR-SER A | 1.72% | |
| MA ST 3% 2/1/2048 | 1.64% | |
| MA ST 5% 11/1/2050 | 1.34% | |
| MA ST 5.25% 1/1/2033 | 1.27% | |
| COMMONWLTH OF 5% 12/1/2036 | 1.24% | |
| MA ST TRANS REV 5% 6/1/2053 | 1.17% | |
| MA ST SPL OB DE 5.50% NATL/FGIC 1/1/2030 | 1.06% | |
| MASSACHUSETTS ST SPL OBLIG DEDICATED TAX REV FGIC | 0.97% | |
| MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE | 0.95% | |
| MA ST 3% 4/1/2048 | 0.92% | |
| MA ST HSG FIN AGY-C2 | 0.91% | |
| MASSACHUSETTS ST PORT AUTH REGD B/E AMT 5.00000000 | 0.91% | |
| MA ST TRANS REV 5% 6/1/2044 | 0.91% | |
| MA ST TRANS REV 5% 6/1/2042 | 0.90% | |
| MA ST TRANS REV 5.25% 6/1/2043 | 0.84% | |
| MASS DFA SOUTHCST HLTH 4% 7/43 | 0.82% | |
| BOSTON MA 5% 2/1/2039 | 0.81% | |
| MA CL WTR TR 5% 2/1/2039 | 0.79% | |
| MASSACHUSETTS ST DEV FIN AGY REVENUE | 0.76% | |
| MA TPK CAB-SR-SER A | 0.68% | |
| MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE | 0.66% | |
| MA PORT 5% 7/1/2038@ | 0.66% | |
| MA ST 5% 7/1/2048 | 0.63% | |
| MBTA SLS TAX 5.25% 7/1/2052 | 0.62% | |
| MASS DEV FIN AGY-K | 0.61% | |
| MA ED LN AUTH 5% 7/1/2030 @ | 0.59% | |
| MA ST 5% 1/1/2037 | 0.59% | |
| MA DFA 5% 4/1/2033 | 0.59% | |
| MA ED LN AUTH 5% 7/1/2027 @ | 0.59% | |
| MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE | 0.58% | |
| MA ST 3% 4/1/2049 | 0.57% | |
| MA ST 5% 1/1/2049 | 0.57% | |
| MA ST HSG FIN A 3.15% 6/1/2030 | 0.56% | |
| Massachusetts (Commonwealth of), Series 2024, GO Bonds | 0.51% | |
| MA ST TRANS REV 5% 6/1/2041 | 0.49% | |
| MASSACHUSETTS ST PORT AUTH SPL FACS REVENUE | 0.49% | |
| MA ST 5% 11/1/2043 | 0.48% | |
| Massachusetts Development Finance Agency, Series 2024 U-1 | 0.47% | |
| MBTA SLS TAX 5.25% 7/1/2053 | 0.47% | |
| MA ST TRANS REV 5% 6/1/2047 | 0.47% | |
| MA WTR 5% 8/1/42 | 0.44% | |
| MASSACHUSETTS ST DEV FIN AGY REVENUE | 0.44% | |
| MA ST TRANS REV 5% 6/1/2048 | 0.43% | |
| MBTA SLS TAX 0% 7/1/2032 | 0.43% | |
| MA CL WTR TR 5% 2/1/2037 | 0.42% | |
| MASS DEVEL FIN 4% 7/1/2040 | 0.42% |
MFSSX (March 31, 2026)
| Security | Weight | |
|---|---|---|
| MFS Institutional Money Market Portfolio, Class A | 1.68% | |
| MASSACHUSETTS ST DEV FIN AGY R REGD B/E 5.00000000 | 1.37% | |
| Commonwealth of Massachusetts Transportation Fund, Series 2025A | 1.30% | |
| MASSACHUSETTS ST DEV FIN AGY REVENUE | 1.24% | |
| MA CLEAN WTR TRUST-27 | 1.05% | |
| MBTA SLS TAX 5.25% 7/1/55 | 1.04% | |
| MASSACHUSETTS ST | 1.03% | |
| MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE | 1.03% | |
| MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE | 1.02% | |
| MA ST TRANS REV 5% 6/1/2053 | 1.02% | |
| Tri-County Regional Vocational Technical School District, Series CHAPTER 70B | 0.96% | |
| MASS DEVEL FIN 4% 10/1/2045 | 0.91% | |
| PUERTO RICO SALES TAX FING COR REGD OID B/E 5.00000000 | 0.90% | |
| MASSACHUSETTS ST DEV FIN AGY REVENUE | 0.89% | |
| MASSACHUSETTS ST PORT AUTH | 0.89% | |
| Massachusetts Development Finance Agency, Series 2025W | 0.89% | |
| Town of Tisbury | 0.88% | |
| Massachusetts Housing Finance Agency | 0.87% | |
| Massachusetts Bay Transportation Authority, Series 2025 B | 0.80% | |
| Massachusetts Educational Financing Authority | 0.79% | |
| WAKEFIELD MA REGD B/E 5.00000000 | 0.78% | |
| Massachusetts Development Finance Agency | 0.78% | |
| MASSACHUSETTS ST DEV FIN AGY REVENUE | 0.77% | |
| MA ST TRANS REV 5% 6/1/2049 | 0.77% | |
| MASS DEVEL FIN 5% 7/1/2048 | 0.77% | |
| MASSACHUSETTS ST PORT AUTH REGD B/E AMT 5.00000000 | 0.76% | |
| MASSACHUSETTS ST | 0.76% | |
| MASSACHUSETTS ST PORT AUTH | 0.76% | |
| MASSACHUSETTS ST TRANSPRTN FUND REVENUE | 0.75% | |
| MASSACHUSETTS ST DEV FIN AGY R REGD B/E 5.50000000 | 0.75% | |
| MASSACHUSETTS ST DEV FIN AGY R REGD B/E 5.00000000 | 0.75% | |
| Massachusetts Housing Finance Agency | 0.75% | |
| Massachusetts Port Authority, Revenue Bonds, Refunding Series 2017A | 0.75% | |
| Massachusetts (Commonwealth of), Series 2024 E, GO Bonds | 0.75% | |
| Massachusetts Housing Finance Agency, Series 2013B | 0.74% | |
| Massachusetts Housing Finance Agency, Series 249 | 0.74% | |
| S E ENERGY COOP DT | 0.72% | |
| MA ST DEV FIN -J2 | 0.71% | |
| Nashoba Regional School District | 0.71% | |
| Commonwealth of Massachusetts Transportation Fund Revenue | 0.71% | |
| Massachusetts Development Finance Agency 4.00% 07/01/2039 | 0.70% | |
| MASSACHUSETTS ST PORT AUTH | 0.70% | |
| Town of Hingham, Series 2025 | 0.70% | |
| NEW BEDFORD MA | 0.69% | |
| MASSACHUSETTS ST DEV FIN AGY REVENUE | 0.69% | |
| MASSACHUSETTS ST DEV FIN AGY REVENUE | 0.67% | |
| MA ST DEV FIN AGY-N | 0.67% | |
| Massachusetts Housing Finance Agency, Single Family Housing Revenue Bonds, Social Series 2024-234 | 0.67% | |
| Massachusetts Development Finance Agency | 0.65% | |
| CALIFORNIA ST HLTH FACS FING AUTH REVENUE | 0.61% |
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