Washington Mutual Mortgage Pas Washington Mutual Mortgage Pass-Through Certificates WMALT Series 2006-4 Trust is a security (CUSIP 939344AQ0) tracked across SEC portfolio filings. 3 registered fund positions totaling $494K via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Master Total Return Portfolio | Master Bond LLC | $238K | 0.13% |
| BlackRock Total Return Fund | BlackRock Bond Fund, Inc. | $228K | 0.13% |
| BlackRock Balanced Portfolio | BlackRock Series Fund, Inc. | $28K | 0.61% |