# EDGAR Filing Document

**Accession Number:** 0001131013
**File Stem:** 0001193125-26-231931
**Filing Date:** 2026-5
**Character Count:** 5116
**Document Hash:** 2a4f8fc4c294eb1aec46d0336115d9f0
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-231931.hdr.sgml**: 20260520

**ACCESSION NUMBER**: 0001193125-26-231931

**CONFORMED SUBMISSION TYPE**: 497K

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260520

**DATE AS OF CHANGE**: 20260520

**EFFECTIVENESS DATE**: 20260520

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** GuideStone Funds
- **CENTRAL INDEX KEY:** 0001131013

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497K
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-53432
- **FILM NUMBER:** 261002230

**BUSINESS ADDRESS:**
- **STREET 1:** 5005 LYNDON B. JOHNSON FREEWAY
- **STREET 2:** SUITE 2200
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75244-6152
- **BUSINESS PHONE:** 214-720-2148

**MAIL ADDRESS:**
- **STREET 1:** 5005 LYNDON B. JOHNSON FREEWAY
- **STREET 2:** SUITE 2200
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75244-6152

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** AB FUNDS TRUST/DE
- **DATE OF NAME CHANGE:** 20010405

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ANNUITY BOARD FUNDS TRUST
- **DATE OF NAME CHANGE:** 20010102

## Series and Classes Contracts Data

### SMALL CAP EQUITY FUND (Series ID: S000001160)

| Class ID   | Class Name    | Ticker Symbol   |
|:---|:---|:---|
| C000003103 | Institutional | GSCYX           |
| C000003104 | Investor      | GSCZX           |

**GUIDESTONE FUNDS** <br>

Supplement dated May 20, 2026

to

Prospectus and Summary Prospectus each dated May 1, 2026, <br>for the Small Cap Equity Fund

**This supplement provides new information beyond that contained in the Prospectus and Summary Prospectus. It should be retained and read in conjunction with the Prospectus and Summary Prospectus.**

**I. FEES AND EXPENSES CHANGES TO THE SMALL CAP EQUITY FUND**

<u>Under the heading "Fees and Expenses" for the Small Cap Equity Fund (SCEF), on page 153, the Annual</u> <u>Fund Operating Expenses table is deleted in its entirety and replaced with the following:</u> <br>

**Annual Fund Operating Expenses** (expenses that you pay each year as a percentage of the value of your investment)

---

| | | |
|:---|:---|:---|
|  | **Institutional Class** | **Investor Class** |
| Management fee<sup>(1)</sup> <br>| &nbsp;&nbsp; 0.81% | &nbsp;&nbsp; 0.81% |
| Other expenses | &nbsp;&nbsp; 0.08% | &nbsp;&nbsp; 0.36% |
| Acquired fund fees and expenses | &nbsp;&nbsp; 0.01% | &nbsp;&nbsp; 0.01% |
| **Total annual Fund operating expenses** | &nbsp;&nbsp; 0.90% | &nbsp;&nbsp; 1.18% |

---

<sup>(1)</sup>

The management fee has been restated to reflect the estimated fee for the current fiscal year.

<u>Under the heading "Fees and Expenses" for the SCEF, on page 153, the Expense Example table is deleted in</u> <u>its entirety and replaced with the following:</u> 

---

| | | |
|:---|:---|:---|
|  | **Institutional Class** | **Investor Class** |
| **1 Year** | &nbsp;&nbsp; $92 | &nbsp;&nbsp; $120 |
| **3 Years** | &nbsp;&nbsp; $287 | &nbsp;&nbsp; $375 |
| **5 Years** | &nbsp;&nbsp; $498 | &nbsp;&nbsp; $649 |
| **10 Years** | &nbsp;&nbsp; $1108 | &nbsp;&nbsp; $1432 |

---

**II. SUB-ADVISER CHANGES FOR THE SMALL CAP EQUITY FUND**

Effective on or about June 5, 2026, Algert Global LLC (Algert), will become a new sub-adviser to the SCEF. Prior to the time in which Algert will become a new sub-adviser to the SCEF, Nomura Investments Fund Advisers (NIFA) will no longer serve as a sub-adviser to the SCEF. Upon effectiveness, all references to NIFA will be deleted in their entirety. In addition, the following changes will be made:

<u>In the section "Sub-Advisers and Portfolio Managers" for the SCEF, on page 157, the following disclosure is</u> <u>added in alphabetical order.</u>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

---

| | |
|:---|:---|
| **Algert Global LLC**  | **Algert Global LLC**  |
| &nbsp;&nbsp; Peter M. Algert, Ph.D.<br> Chief Executive Officer and <br> Co-Chief Investment Officer <br>| Since May 2026 |
| &nbsp;&nbsp; Ryan LaFond, Ph.D.<br> Co-Chief Investment Officer<br>| Since May 2026 |

---

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<u>Under the heading "Sub-Advisers" for the SCEF, on page 223, the disclosure for Algert is added in</u> <u>alphabetical order:</u>

*Algert Global LLC (Algert), 101 California Street, Suite 3240, San Francisco, California 94111:* Algert was established in 2002 and is registered with the SEC as an investment adviser. As of March 31, 2026, the firm had assets under management of approximately $9.8 billion. The investment team includes 10 professionals dedicated to research, portfolio management and trading, with an average tenure at Algert of 12 years. The portfolio managers responsible for the day-to-day management of an assigned portion of the Small Cap Equity Fund are Peter M. Algert, Ph.D., Chief Executive Officer and Co-Chief Investment Officer (Co-CIO), and Ryan LaFond, Ph.D., Co-CIO. Doctors Algert and LaFond each have served as portfolio managers for Algert for more than five years.

**PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE**

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