# Columbia U.S. Treasury Index Fund

Columbia U.S. Treasury Index Fund is a registered fund series of COLUMBIA FUNDS SERIES TRUST I (series S000012098). Net assets $701.5M as of 2026-04-30. Index fund.

## Profile

- Series ID: S000012098
- Registrant: COLUMBIA FUNDS SERIES TRUST I
- LEI: Z3NLJ4CB2CLTOYV0LQ23
- Net assets: $701.5M
- Total assets: $703.6M
- As of: 2026-04-30
- Type: Index

## Advisers

- [Columbia Management Investment Advisers, LLC (Advisor)](https://search.stillhousedata.com/firm/108257)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [United States Treasury](https://search.stillhousedata.com/security/91282CQG9) | — | $8.7M | 124.06% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CQH7) | — | $8.6M | 122.38% |
| [COLUMBIA SHORT TERM CASH FUND](https://search.stillhousedata.com/security/19766H239) | — | $7.3M | 104.73% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CMM0) | — | $6.0M | 85.29% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CKQ3) | — | $5.9M | 84.12% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CLW9) | — | $5.8M | 83.28% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CNC1) | — | $5.8M | 83.06% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CNT4) | — | $5.8M | 82.87% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CJZ5) | — | $5.7M | 81.77% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CPJ4) | — | $5.7M | 81.22% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CLF6) | — | $5.7M | 81.10% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CJJ1) | — | $5.7M | 80.71% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CGH8) | — | $5.4M | 77.52% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CGQ8) | — | $5.1M | 72.95% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CHT1) | — | $5.0M | 70.99% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-04-30 | $701.5M |
| 2026-01-31 | $822.5M |
| 2025-10-31 | $828.8M |
| 2025-07-31 | $868.5M |
| 2025-04-30 | $816.0M |
| 2025-01-31 | $850.6M |
| 2024-10-31 | $862.5M |
| 2024-07-31 | $869.1M |

## More

- [Registrant: COLUMBIA FUNDS SERIES TRUST I](https://search.stillhousedata.com/registrant/773757)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000012098.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.