# COLUMBIA ACORN TRUST

COLUMBIA ACORN TRUST (CIK 2110) is an SEC-registered fund company with 8 reporting fund series and $4.9B in net assets as of 2026-03-31.

## Registrant

- CIK: 2110
- File number: 811-01829
- LEI: 549300DX0CWIN8VE1908
- Address: 290 Congress Street, Boston, US-MA, 02210
- Phone: 1800-345-6611
- Net assets: $4.9B
- Total assets: $4.9B
- Fund series: 8
- Latest report: 2026-03-31

## Fund series (8)

| Series | Net assets |
| --- | --- |
| [Columbia Acorn Fund](https://search.stillhousedata.com/fund/S000009184) | $2.2B |
| [Columbia Thermostat Fund](https://search.stillhousedata.com/fund/S000009189) | $1.3B |
| [Columbia Acorn International](https://search.stillhousedata.com/fund/S000009185) | $754.9M |
| [Columbia Acorn Select](https://search.stillhousedata.com/fund/S000009187) | $217.8M |
| [Columbia Acorn International Select](https://search.stillhousedata.com/fund/S000009188) | $184.4M |
| [Columbia Acorn USA](https://search.stillhousedata.com/fund/S000009186) | $170.9M |
| [Columbia Acorn European Fund](https://search.stillhousedata.com/fund/S000033621) | $33.5M |
| [Columbia Acorn Emerging Markets Fund](https://search.stillhousedata.com/fund/S000033622) | $32.1M |

## Largest reported holdings (across all series)

| Holding | Value |
| --- | --- |
| [SPX Technologies Inc](https://search.stillhousedata.com/security/78473E103) | $55.9M |
| [Insmed Inc](https://search.stillhousedata.com/security/457669307) | $55.0M |
| [Celestica Inc](https://search.stillhousedata.com/security/15101Q207) | $48.5M |
| [Churchill Downs Inc](https://search.stillhousedata.com/security/171484108) | $48.4M |
| [Carlyle Group Inc/The](https://search.stillhousedata.com/security/14316J108) | $46.0M |
| [Curtiss-Wright Corp](https://search.stillhousedata.com/security/231561101) | $44.8M |
| [Viavi Solutions Inc](https://search.stillhousedata.com/security/925550105) | $44.4M |
| [Sterling Infrastructure Inc](https://search.stillhousedata.com/security/859241101) | $43.9M |
| [GCM Grosvenor Inc](https://search.stillhousedata.com/security/36831E108) | $43.4M |
| [InterDigital Inc](https://search.stillhousedata.com/security/45867G101) | $42.6M |
| [MasTec Inc](https://search.stillhousedata.com/security/576323109) | $42.2M |
| [VSE Corp](https://search.stillhousedata.com/security/918284100) | $41.3M |
| [Coherent Corp](https://search.stillhousedata.com/security/19247G107) | $41.2M |
| [Modine Manufacturing Co](https://search.stillhousedata.com/security/607828100) | $41.1M |
| [Cavco Industries Inc](https://search.stillhousedata.com/security/149568107) | $40.4M |

## More

- [CIK 2110 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2110&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/registrant/2110.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.