# Mariner Finance Issuance Trust 2021-B MFIT 2021-BA E

Mariner Finance Issuance Trust 2021-B MFIT 2021-BA E is a security (CUSIP 56847JAE7) tracked across SEC portfolio filings. 4 registered fund positions totaling $3.2M via N-PORT as of 2026-03-31.

## Summary

- Issuer: Mariner Finance Issuance Trust 2021-B
- Class: MFIT 2021-BA E
- CUSIP: 56847JAE7
- Asset category: ABS-O
- 13F holders: 0
- N-PORT fund positions: 4
- N-PORT value: $3.2M
- N-PORT report: 2026-03-31

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [BlackRock Total Return Fund](https://search.stillhousedata.com/fund/S000004071) | BlackRock Bond Fund, Inc. | $1.2M | 0.67% |
| [Master Total Return Portfolio](https://search.stillhousedata.com/fund/S000004067) | Master Bond LLC | $1.1M | 0.57% |
| BlackRock Capital Allocation Term Trust | BlackRock Capital Allocation Term Trust | $507K | 3.39% |
| BlackRock ESG Capital Allocation Term Trust | BlackRock ESG Capital Allocation Term Trust | $441K | 3.05% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/56847JAE7.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.