# Upper Illinois River Valley Development Authority UPPER IL RIVER VLY DEV AUTH

Upper Illinois River Valley Development Authority UPPER IL RIVER VLY DEV AUTH is a security (CUSIP 91588TBS3) tracked across SEC portfolio filings. 2 registered fund positions totaling $1.2M via N-PORT as of 2026-05-31.

## Summary

- Issuer: Upper Illinois River Valley Development Authority
- Class: UPPER IL RIVER VLY DEV AUTH
- CUSIP: 91588TBS3
- Asset category: DBT
- 13F holders: 0
- N-PORT fund positions: 2
- N-PORT value: $1.2M
- N-PORT report: 2026-05-31

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| MFS MUNICIPAL INCOME TRUST | MFS MUNICIPAL INCOME TRUST | $724K | 29.43% |
| MFS HIGH INCOME MUNICIPAL TRUST | MFS HIGH INCOME MUNICIPAL TRUST | $463K | 35.87% |

## More

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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.