GSR Mortgage Loan Trust GSR Mortgage Loan Trust 2007-4F is a security (CUSIP 362669AK9) tracked across SEC portfolio filings. 1 registered fund positions totaling $43K via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| BlackRock Core Bond Trust | BlackRock Core Bond Trust | $43K | 0.62% |