# Long Duration Bond Fund

Long Duration Bond Fund is a registered fund series of RUSSELL INVESTMENT CO (series S000058644). Net assets $504.5M as of 2026-04-30.

## Profile

- Series ID: S000058644
- Registrant: RUSSELL INVESTMENT CO
- LEI: 549300VRXC77M7KZRU37
- Net assets: $504.5M
- Total assets: $505.4M
- As of: 2026-04-30

## Advisers

- [Russell Investment Management, LLC (Advisor)](https://search.stillhousedata.com/firm/105734)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [United States Treasury](https://search.stillhousedata.com/security/912810SW9) | — | $30.8M | 609.83% |
| [United States Treasury](https://search.stillhousedata.com/security/912810ST6) | — | $28.6M | 566.40% |
| [United States Treasury](https://search.stillhousedata.com/security/912810SQ2) | — | $25.2M | 498.92% |
| [United States Treasury](https://search.stillhousedata.com/security/912810QE1) | — | $23.8M | 472.47% |
| [United States Treasury](https://search.stillhousedata.com/security/912810QD3) | — | $23.1M | 457.97% |
| [United States Treasury](https://search.stillhousedata.com/security/912810QN1) | — | $23.0M | 455.32% |
| [United States Treasury](https://search.stillhousedata.com/security/912810QH4) | — | $22.4M | 444.35% |
| [United States Treasury](https://search.stillhousedata.com/security/912810QC5) | — | $21.8M | 432.23% |
| [United States Treasury](https://search.stillhousedata.com/security/912810QL5) | — | $21.7M | 430.25% |
| [United States Treasury](https://search.stillhousedata.com/security/912810QK7) | — | $21.0M | 416.96% |
| [United States Treasury](https://search.stillhousedata.com/security/912810QB7) | — | $20.0M | 396.19% |
| [United States Treasury](https://search.stillhousedata.com/security/912810SR0) | — | $18.8M | 372.62% |
| Russell Investments Trust Company Commingled Employee Benefit Funds Trust-U.S. Cash Management Fund | — | $15.6M | 309.08% |
| [TENN VALLEY AUTHORITY](https://search.stillhousedata.com/security/880591EH1) | — | $15.2M | 300.50% |
| [United States Treasury](https://search.stillhousedata.com/security/912810PX0) | — | $13.6M | 270.47% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-04-30 | $504.5M |
| 2026-01-31 | $509.9M |
| 2025-10-31 | $430.3M |
| 2025-07-31 | $403.7M |
| 2025-04-30 | $401.0M |
| 2025-01-31 | $386.6M |
| 2024-10-31 | $280.8M |
| 2024-07-31 | $280.9M |

## More

- [Registrant: RUSSELL INVESTMENT CO](https://search.stillhousedata.com/registrant/351601)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000058644.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.