# EDGAR Filing Document

**Accession Number:** 0000793769
**File Stem:** 0001193125-26-270730
**Filing Date:** 2026-6
**Character Count:** 5074
**Document Hash:** 435cbdb4127b1ea37f4a5f0a687754f0
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-270730.hdr.sgml**: 20260615

**ACCESSION NUMBER**: 0001193125-26-270730

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20260615

**DATE AS OF CHANGE**: 20260615

**EFFECTIVENESS DATE**: 20260615

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** HARBOR FUNDS
- **CENTRAL INDEX KEY:** 0000793769

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-05852
- **FILM NUMBER:** 261090025

**BUSINESS ADDRESS:**
- **STREET 1:** 111 SOUTH WACKER DRIVE
- **STREET 2:** 34TH FLOOR
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606
- **BUSINESS PHONE:** 312-443-4400

**MAIL ADDRESS:**
- **STREET 1:** 111 SOUTH WACKER DRIVE
- **STREET 2:** 34TH FLOOR
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** HARBOR FUND
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** HARBOR GROWTH FUND
- **DATE OF NAME CHANGE:** 19871229

## Series and Classes Contracts Data

### Harbor Small Cap Growth Fund (Series ID: S000000686)

---

|  |  |  |
|:---|:---|:---|
| Class Name           | Ticker Symbol | Class ID   |
| Institutional Class  | HASGX         | C000001985 |
| Administrative Class | HRSGX         | C000001986 |
| Investor Class       | HISGX         | C000001987 |
| Retirement Class     | HNSGX         | C000166748 |

---

### Harbor Large Cap Value Fund (Series ID: S000000687)

---

|  |  |  |
|:---|:---|:---|
| Class Name           | Ticker Symbol | Class ID   |
| Institutional Class  | HAVLX         | C000001988 |
| Administrative Class | HRLVX         | C000001989 |
| Investor Class       | HILVX         | C000001990 |
| Retirement Class     | HNLVX         | C000166749 |

---

### Harbor Ares Systematic Convertible Securities Fund (Series ID: S000032104)

---

|  |  |  |
|:---|:---|:---|
| Class Name           | Ticker Symbol | Class ID   |
| Institutional Class  | HACSX         | C000099979 |
| Administrative Class | HRCSX         | C000099980 |
| Investor Class       | HICSX         | C000099981 |
| Retirement Class     | HNCVX         | C000166756 |

---

### Harbor International Small Cap Fund (Series ID: S000052663)

---

|  |  |  |
|:---|:---|:---|
| Class Name           | Ticker Symbol | Class ID   |
| Institutional Class  | HAISX         | C000165335 |
| Administrative Class | HRISX         | C000165336 |
| Investor Class       | HIISX         | C000165337 |
| Retirement Class     | HNISX         | C000165338 |

---

## Series and Classes Contracts Data

### Harbor Small Cap Growth Fund (Series ID: S000000686)

| Class ID   | Class Name           | Ticker Symbol   |
|:---|:---|:---|
| C000001985 | Institutional Class  | HASGX           |
| C000001986 | Administrative Class | HRSGX           |
| C000001987 | Investor Class       | HISGX           |
| C000166748 | Retirement Class     | HNSGX           |

### Harbor Large Cap Value Fund (Series ID: S000000687)

| Class ID   | Class Name           | Ticker Symbol   |
|:---|:---|:---|
| C000001988 | Institutional Class  | HAVLX           |
| C000001989 | Administrative Class | HRLVX           |
| C000001990 | Investor Class       | HILVX           |
| C000166749 | Retirement Class     | HNLVX           |

### Harbor Ares Systematic Convertible Securities Fund (Series ID: S000032104)

| Class ID   | Class Name           | Ticker Symbol   |
|:---|:---|:---|
| C000099979 | Institutional Class  | HACSX           |
| C000099980 | Administrative Class | HRCSX           |
| C000099981 | Investor Class       | HICSX           |
| C000166756 | Retirement Class     | HNCVX           |

### Harbor International Small Cap Fund (Series ID: S000052663)

| Class ID   | Class Name           | Ticker Symbol   |
|:---|:---|:---|
| C000165335 | Institutional Class  | HAISX           |
| C000165336 | Administrative Class | HRISX           |
| C000165337 | Investor Class       | HIISX           |
| C000165338 | Retirement Class     | HNISX           |

![](g45086img1d41c6691.jpg)

**Harbor Ares Systematic Convertible Securities Fund** <br>**Harbor International Small Cap Fund** <br>**Harbor Large Cap Value Fund** <br> **Harbor Small Cap Growth Fund**

**Supplement dated June 15, 2026 to the Prospectus and Statement of Additional Information, dated March 1, 2026**

------

The Board of Trustees of Harbor Funds (the "Trust") approved the liquidation of Administrative Class shares of Harbor Ares Systematic Convertible Securities Fund, Harbor International Small Cap Fund, Harbor Large Cap Value Fund, and Harbor Small Cap Growth Fund (the "Funds") effective April 14, 2026.

Accordingly, all references to Administrative Class shares with respect to the Funds are hereby removed from the Prospectus and Statement of Additional Information.

*Investors Should Retain This Supplement For Future Reference*

S0626.SP.SAI.HF

Page 1 of 1

------