# City of Chicago IL CHICAGO IL-A-REF

City of Chicago IL CHICAGO IL-A-REF is a security (CUSIP 167486M22) tracked across SEC portfolio filings. 5 registered fund positions totaling $18.3M via N-PORT as of 2026-05-31.

## Summary

- Issuer: City of Chicago IL
- Class: CHICAGO IL-A-REF
- CUSIP: 167486M22
- Asset category: DBT
- 13F holders: 0
- N-PORT fund positions: 5
- N-PORT value: $18.3M
- N-PORT report: 2026-05-31

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD LIMITED-TERM TAX-EXEMPT FUND](https://search.stillhousedata.com/fund/S000002895) | VANGUARD MUNICIPAL BOND FUNDS | $10.6M | 3.05% |
| [Tax Exempt Bond Fund of America](https://search.stillhousedata.com/fund/S000009238) | Tax Exempt Bond Fund of America | $5.1M | 2.07% |
| MFS MUNICIPAL INCOME TRUST | MFS MUNICIPAL INCOME TRUST | $1.5M | 62.71% |
| MFS HIGH INCOME MUNICIPAL TRUST | MFS HIGH INCOME MUNICIPAL TRUST | $985K | 76.35% |
| [American High-Income Municipal Bond Fund](https://search.stillhousedata.com/fund/S000009229) | American High-Income Municipal Bond Fund | $98K | 0.07% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/167486M22.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.