Thornburg Mortgage Securities Thornburg Mortgage Securities Trust 2006-3 is a security (CUSIP 885221AA9) tracked across SEC portfolio filings. 2 registered fund positions totaling $989K via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Master Total Return Portfolio | Master Bond LLC | $594K | 0.32% |
| BlackRock Total Return Fund | BlackRock Bond Fund, Inc. | $394K | 0.22% |