# EDGAR Filing Document

**Accession Number:** 0001593547
**File Stem:** 0001398344-25-018089
**Filing Date:** 2025-9
**Character Count:** 2824
**Document Hash:** 03ffb2e6d5ed2425607414e0bc95f2ac
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001398344-25-018089.hdr.sgml**: 20250912

**ACCESSION NUMBER**: 0001398344-25-018089

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 4

**FILED AS OF DATE**: 20250912

**DATE AS OF CHANGE**: 20250912

**EFFECTIVENESS DATE**: 20250912

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Advisors' Inner Circle Fund III
- **CENTRAL INDEX KEY:** 0001593547

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-192858
- **FILM NUMBER:** 251310445

**BUSINESS ADDRESS:**
- **STREET 1:** ONE FREEDOM VALLEY DRIVE
- **CITY:** OAKS
- **STATE:** PA
- **ZIP:** 19456
- **BUSINESS PHONE:** (800) 342-5734

**MAIL ADDRESS:**
- **STREET 1:** ONE FREEDOM VALLEY DRIVE
- **CITY:** OAKS
- **STATE:** PA
- **ZIP:** 19456

## Series and Classes Contracts Data

### Democratic Large Cap Core ETF (Series ID: S000069948)

---

|  |  |  |
|:---|:---|:---|
| Class Name                    | Ticker Symbol | Class ID   |
| Democratic Large Cap Core ETF | DEMZ          | C000222781 |

---

## Series and Classes Contracts Data

### Democratic Large Cap Core ETF (Series ID: S000069948)

| Class ID   | Class Name                    | Ticker Symbol   |
|:---|:---|:---|
| C000222781 | Democratic Large Cap Core ETF | DEMZ            |

**THE ADVISORS' INNER CIRCLE FUND III** 

**(the "Trust")**

**Democratic Large Cap Core ETF**

**(the "Fund")**

**Supplement dated September 12, 2025 to the Fund's Prospectus, dated January 28, 2025**

***This supplement provides new and additional information regarding the Fund beyond that contained in the Prospectus and should be read in conjunction with the Prospectus.***

 ****

**Important Notice Regarding Change in Investment Policy**

On or around November 11, 2025 (the "Effective Date"), the Fund's 80% investment policy will change as follows:

---

| | |
|:---|:---|
| **Current 80% Investment Policy** | **New 80% Investment Policy** |
| Under normal circumstances, the Fund will invest at least 80% of its net assets (plus the amount of any borrowings for investment purposes) in securities of companies included in the Democratic Large Cap Core Index. | Under normal circumstances, the Fund will invest at least 80% of its net assets (plus the amount of any borrowings for investment purposes) in securities of large capitalization companies. |

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In connection with the foregoing changes, the Fund also will make certain changes to its principal investment strategies and benchmark indices on or around the Effective Date. More information about these changes will be available in the Fund's Prospectus to be dated as of the Effective Date.

**Please retain this supplement for future reference.**

RAM-SK-005-0100