# J.P. Morgan Mortgage Trust J.P. Morgan Mortgage Trust, Series 2021-INV5, Class B6

J.P. Morgan Mortgage Trust J.P. Morgan Mortgage Trust, Series 2021-INV5, Class B6 is a security (CUSIP 46653XAX8) tracked across SEC portfolio filings. 3 registered fund positions totaling $2.1M via N-PORT as of 2026-03-31.

## Summary

- Issuer: J.P. Morgan Mortgage Trust
- Class: J.P. Morgan Mortgage Trust, Series 2021-INV5, Class B6
- CUSIP: 46653XAX8
- Asset category: ABS-MBS
- 13F holders: 0
- N-PORT fund positions: 3
- N-PORT value: $2.1M
- N-PORT report: 2026-03-31

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [BlackRock Securitized Income Fund](https://search.stillhousedata.com/fund/S000062368) | Managed Account Series II | $753K | 16.60% |
| [BlackRock Total Return Fund](https://search.stillhousedata.com/fund/S000004071) | BlackRock Bond Fund, Inc. | $749K | 0.42% |
| [Master Total Return Portfolio](https://search.stillhousedata.com/fund/S000004067) | Master Bond LLC | $604K | 0.32% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/46653XAX8.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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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.