WAMU Asset-Backed Certificates WaMu Asset-Backed Certificates WaMu Series 2007-HE1 Trust is a security (CUSIP 933631AD5) tracked across SEC portfolio filings. 2 registered fund positions totaling $1.1M via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| TCW STRATEGIC INCOME FUND INC | TCW STRATEGIC INCOME FUND INC | $634K | 20.39% |
| BlackRock Securitized Income Fund | Managed Account Series II | $508K | 11.21% |