GOVERNMENT NATIONAL MORTGAGE ASSOCIATION GNR 2021-31 IO is a security (CUSIP 38380RVN7) tracked across SEC portfolio filings. 2 registered fund positions totaling $1.7M via N-PORT as of 2026-04-30.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| First Trust Structured Credit Income Opportunities ETF | First Trust Exchange-Traded Fund IV | $1.5M | 42.00% |
| First Trust Mortgage Income Fund | First Trust Mortgage Income Fund | $239K | 44.89% |