MASTR ADJUSTABLE RATE MORTGAGES TRUST 2006-OA1 MARM 2006-OA1 1A1 is a security (CUSIP 576433G42) tracked across SEC portfolio filings. 1 registered fund positions totaling $77K via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Western Asset Mortgage Opportunity Fund Inc. | Western Asset Mortgage Opportunity Fund Inc. | $77K | 5.88% |