# Harbor Core Bond Fund

Harbor Core Bond Fund is a registered fund series of HARBOR FUNDS (series S000061981). Net assets $1.7B as of 2026-04-30.

## Profile

- Series ID: S000061981
- Registrant: HARBOR FUNDS
- LEI: 549300WRSFJ5U4S4L290
- Net assets: $1.7B
- Total assets: $1.7B
- As of: 2026-04-30

## Advisers

- [Income Research & Management (Subadvisor)](https://search.stillhousedata.com/firm/104863)
- [Harbor Capital Advisors, Inc. (Advisor)](https://search.stillhousedata.com/firm/113402)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [United States Treasury](https://search.stillhousedata.com/security/91282CQD6) | — | $70.4M | 421.08% |
| [United States Treasury](https://search.stillhousedata.com/security/912810TZ1) | — | $64.2M | 384.10% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CQE4) | — | $63.2M | 378.24% |
| [United States Treasury](https://search.stillhousedata.com/security/912810TX6) | — | $39.0M | 233.68% |
| [United States Treasury](https://search.stillhousedata.com/security/912810UN6) | — | $21.4M | 127.82% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CPN5) | — | $20.5M | 122.56% |
| [United States Treasury](https://search.stillhousedata.com/security/912810UB2) | — | $19.8M | 118.64% |
| [United States Treasury](https://search.stillhousedata.com/security/912810UC0) | — | $18.9M | 112.89% |
| [United States Treasury](https://search.stillhousedata.com/security/912810UM8) | — | $17.4M | 104.18% |
| [United States Treasury](https://search.stillhousedata.com/security/912810TU2) | — | $16.7M | 100.22% |
| [Government National Mortgage Association](https://search.stillhousedata.com/security/36179WNE4) | — | $13.9M | 83.05% |
| [Freddie Mac](https://search.stillhousedata.com/security/3132DVL94) | — | $12.3M | 73.63% |
| [United States Treasury](https://search.stillhousedata.com/security/91282CNS6) | — | $12.2M | 73.29% |
| [Fannie Mae](https://search.stillhousedata.com/security/31418DYB2) | — | $12.2M | 73.01% |
| [United States Treasury](https://search.stillhousedata.com/security/912810UF3) | — | $10.6M | 63.49% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-04-30 | $1.7B |
| 2026-01-31 | $1.6B |
| 2025-10-31 | $1.5B |
| 2025-07-31 | $1.5B |
| 2025-04-30 | $1.4B |
| 2025-01-31 | $1.4B |
| 2024-10-31 | $1.2B |
| 2024-07-31 | $1.1B |

## More

- [Registrant: HARBOR FUNDS](https://search.stillhousedata.com/registrant/793769)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000061981.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

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.