# EDGAR Filing Document

**Accession Number:** 0000892538
**File Stem:** 0001193125-25-326505
**Filing Date:** 2025-12
**Character Count:** 2848
**Document Hash:** c126063b914eae71ad1f7a3a54ede887
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-326505.hdr.sgml**: 20251219

**ACCESSION NUMBER**: 0001193125-25-326505

**CONFORMED SUBMISSION TYPE**: 497K

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251219

**DATE AS OF CHANGE**: 20251219

**EFFECTIVENESS DATE**: 20251219

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SUNAMERICA SERIES TRUST
- **CENTRAL INDEX KEY:** 0000892538

**ORGANIZATION NAME:**
- **EIN:** 137002445
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 0131

**FILING VALUES:**
- **FORM TYPE:** 497K
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-52742
- **FILM NUMBER:** 251586856

**BUSINESS ADDRESS:**
- **STREET 1:** 21650 OXNARD STREET, 10TH FLOOR
- **CITY:** WOODLAND HILLS
- **STATE:** CA
- **ZIP:** 91367
- **BUSINESS PHONE:** 551-235-3560

**MAIL ADDRESS:**
- **STREET 1:** 30 HUDSON STREET
- **STREET 2:** 16TH FLOOR
- **CITY:** JERSEY CITY
- **STATE:** NJ
- **ZIP:** 07302

## Series and Classes Contracts Data

### SA JPMorgan Emerging Markets Portfolio (Series ID: S000008099)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000022021 | Class 1      |  |
| C000022022 | Class 2      |  |
| C000022023 | Class 3      |  |

**Filed under Rules 497(e) and 497(k)** 

**Registration No. 33-52742** 

**SUNAMERICA SERIES TRUST** 

SA Invesco Growth Opportunities Portfolio

SA JPMorgan Emerging Markets Portfolio

(each, a "Portfolio," and together, the "Portfolios")

**Supplement dated December 19, 2025, to the Portfolios' respective** 

**Summary Prospectus, Prospectus and Statement of Additional Information, each dated** 

**May 1, 2025, as supplemented and amended to date** 

At a meeting held on December 10, 2025 (the "Meeting"), the Board of Trustees ("Board") of SunAmerica Series Trust (the "Trust") approved amended and restated Subadvisory Agreements between SunAmerica Asset Management, LLC ("SunAmerica") and each of Invesco Advisers, Inc., with respect to the SA Invesco Growth Opportunities Portfolio, and J.P. Morgan Investment Management, Inc., with respect to the SA JPMorgan Emerging Markets Portfolio, to reduce the subadvisory fees payable from SunAmerica to the respective subadvisers of each Portfolio.

At the Meeting, the Board also approved an amended Schedule A to the Third Amended and Restated Master Advisory Fee Waiver Agreement (the "Advisory Fee Waiver Agreement") with respect to the SA JPMorgan Emerging Markets Portfolio. Pursuant to the Advisory Fee Waiver Agreement, SunAmerica is contractually obligated to waive a portion of its advisory fees with respect to the SA JPMorgan Emerging Markets Portfolio so that the advisory fee rate payable by the Portfolio to SunAmerica under the Investment Advisory and Management Agreement with the Trust is 0.95%.

**PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE** 

ST3179IN3 (12/25)