# WAMU Asset-Backed Certificates WaMu Asset-Backed Certificates WaMu Series 2007-HE1 Trust

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.

## Summary

- Issuer: WAMU Asset-Backed Certificates
- Class: WaMu Asset-Backed Certificates WaMu Series 2007-HE1 Trust
- CUSIP: 933631AD5
- Asset category: ABS-O
- 13F holders: 0
- N-PORT fund positions: 2
- N-PORT value: $1.1M
- N-PORT report: 2026-03-31

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| TCW STRATEGIC INCOME FUND INC | TCW STRATEGIC INCOME FUND INC | $634K | 20.39% |
| [BlackRock Securitized Income Fund](https://search.stillhousedata.com/fund/S000062368) | Managed Account Series II | $508K | 11.21% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/933631AD5.md)
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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.