OPEN Trust OPEN Trust 2023-AIR is a security (CUSIP 68373BAA9) tracked across SEC portfolio filings. 2 registered fund positions totaling $5.3M via N-PORT as of 2025-10-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Master Total Return Portfolio | Master Bond LLC | $5.2M | 2.75% |
| BlackRock Securitized Income Fund | Managed Account Series II | $55K | 1.22% |