MIDDLEBOROUGH MA MDLBRGH MA 2.125% 10/1/2045 is a security (CUSIP 596051WQ1) tracked across SEC portfolio filings. 1 registered fund positions totaling $3.0M via N-PORT as of 2026-04-30.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Fidelity Massachusetts Municipal Income Fund | Fidelity Massachusetts Municipal Trust | $3.0M | 18.47% |