THORNBURG MTG SECS TR TMST 2003-4 A1 TSFR1M+75.448 9/43 is a security (CUSIP 885220DW0) tracked across SEC portfolio filings. 3 registered fund positions totaling $249K via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Fidelity Advisor Mortgage Securities Fund | Fidelity Advisor Series II | $160K | 2.09% |
| Fixed Income SHares: Series M | PIMCO Managed Accounts Trust | $53K | 0.27% |
| JPMorgan Core Bond Trust | JPMorgan Institutional Trust | $36K | 0.08% |