FNMA UMBS is a security (CUSIP 3138EQTZ5) tracked across SEC portfolio filings. 3 registered fund positions totaling $702K via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| MFS Total Return Fund | MFS Series Trust V | $546K | 0.73% |
| MFS Total Return Series | MFS VARIABLE INSURANCE TRUST | $110K | 0.54% |
| T. Rowe Price Total Return Fund | T. ROWE PRICE TOTAL RETURN FUND, INC. | $45K | 0.75% |