GSR Mortgage Loan Trust GSR Mortgage Loan Trust 2007-1F is a security (CUSIP 3622MPAN8) tracked across SEC portfolio filings. 3 registered fund positions totaling $88K via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Master Total Return Portfolio | Master Bond LLC | $53K | 0.03% |
| BlackRock Total Return Fund | BlackRock Bond Fund, Inc. | $35K | 0.02% |
| BlackRock Balanced Portfolio | BlackRock Series Fund, Inc. | $528 | 0.01% |