MAST USA LLC MAST 2026-1 Ltd is a security (CUSIP 57631AAA2) tracked across SEC portfolio filings. 4 registered fund positions totaling $6.8M via N-PORT as of 2026-04-30.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| DoubleLine Core Fixed Income Fund | DoubleLine Funds Trust | $3.9M | 5.69% |
| Putnam Mortgage Securities Fund | Putnam Mortgage Securities Fund | $1.5M | 37.76% |
| Putnam Diversified Income Trust | Putnam Diversified Income Trust | $978K | 10.63% |
| Putnam Premier Income Trust | Putnam Premier Income Trust | $486K | 13.66% |