# EDGAR Filing Document

**Accession Number:** 0001003239
**File Stem:** 0001193125-26-280707
**Filing Date:** 2026-6
**Character Count:** 5261
**Document Hash:** 13c3b5dcfc2842726cb885ad3565279f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-280707.hdr.sgml**: 20260624

**ACCESSION NUMBER**: 0001193125-26-280707

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260624

**DATE AS OF CHANGE**: 20260624

**EFFECTIVENESS DATE**: 20260624

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SEASONS SERIES TRUST
- **CENTRAL INDEX KEY:** 0001003239

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 0331
- **LEGAL ENTITY IDENTIFIER:** 549300O318N6OBWGKN57

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-08653
- **FILM NUMBER:** 261115082

**BUSINESS ADDRESS:**
- **STREET 1:** 5300 MEMORIAL DRIVE
- **STREET 2:** SUITE 1150
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77007
- **BUSINESS PHONE:** 551-235-3560

**MAIL ADDRESS:**
- **STREET 1:** ONE WORLD TRADE CENTER, SUITE J
- **STREET 2:** 49TH FL
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10007

## Series and Classes Contracts Data

### SA Allocation Aggressive Portfolio (Series ID: S000008048)

---

|  |  |
|:---|:---|
| Class Name | Class ID   |
| Class 3    | C000021842 |
| Class 1    | C000171551 |

---

### SA Allocation Moderately Aggressive Portfolio (Series ID: S000008049)

---

|  |  |
|:---|:---|
| Class Name | Class ID   |
| Class 3    | C000021843 |
| Class 1    | C000171552 |

---

### SA Allocation Moderate Portfolio (Series ID: S000008050)

---

|  |  |
|:---|:---|
| Class Name | Class ID   |
| Class 3    | C000021844 |
| Class 1    | C000171553 |

---

### SA Allocation Balanced Portfolio (Series ID: S000008051)

---

|  |  |
|:---|:---|
| Class Name | Class ID   |
| Class 3    | C000021845 |
| Class 1    | C000171554 |

---

## Series and Classes Contracts Data

### SA Allocation Aggressive Portfolio (Series ID: S000008048)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000021842 | Class 3      |  |
| C000171551 | Class 1      |  |

### SA Allocation Moderately Aggressive Portfolio (Series ID: S000008049)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000021843 | Class 3      |  |
| C000171552 | Class 1      |  |

### SA Allocation Moderate Portfolio (Series ID: S000008050)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000021844 | Class 3      |  |
| C000171553 | Class 1      |  |

### SA Allocation Balanced Portfolio (Series ID: S000008051)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000021845 | Class 3      |  |
| C000171554 | Class 1      |  |

**Filed under Rule 497(e)** 

**Registration No. 333-08653** 

**Seasons Series Trust** 

SA Allocation Aggressive Portfolio

SA Allocation Balanced Portfolio

SA Allocation Moderate Portfolio

SA Allocation Moderately Aggressive Portfolio

(the "Portfolios")

Supplement dated June 24, 2026

to the Portfolios' Statement of Additional Information ("SAI")

dated April 30, 2026, as supplemented and amended to date

Effective July 1, 2026, in the table under the section entitled "**PORTFOLIO MANAGERS – Other Accounts**," in the section pertaining to SunAmerica Asset Management, LLC ("SunAmerica"), the information pertaining to Andrew Sheridan is hereby deleted and replaced with the following:

---

| | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|
| &nbsp;&nbsp;&nbsp; **Adviser/**<br> **Subadviser** | **Portfolio<br>Managers** | **Other Accounts<br>(As of March 31, 2026)** | **Other Accounts<br>(As of March 31, 2026)** | **Other Accounts<br>(As of March 31, 2026)** | **Other Accounts<br>(As of March 31, 2026)** | **Other Accounts<br>(As of March 31, 2026)** | **Other Accounts<br>(As of March 31, 2026)** |
| &nbsp;&nbsp;&nbsp; **Adviser/**<br> **Subadviser** | **Portfolio<br>Managers** | **Registered<br>Investment<br>Companies** | **Registered<br>Investment<br>Companies** | **Pooled Investment<br>Vehicles** | **Pooled Investment<br>Vehicles** | **Other Accounts** | **Other Accounts** |
| &nbsp;&nbsp;&nbsp; **Adviser/**<br> **Subadviser** | **Portfolio<br>Managers** | **No. of<br>Accounts** | **Assets<br>(in millions)** | **No. of**<br> **Accounts**  | **Total Assets** <br> **(in millions)** | **No. of**<br> **Accounts**  | **Total Assets<br>(in millions)** |
| &nbsp;&nbsp;&nbsp; SunAmerica  | Singh, Manisha <br> Wu, Robert | 12<br> 12 | $15158241189 <br> $15158241189  | —<br>— | —<br>— | —<br>— | —<br>— |

---

In the table under the section entitled "**PORTFOLIO MANAGERS – Ownership of Portfolio Shares by Portfolio Managers**," in the section pertaining to SunAmerica, the information pertaining to Andrew Sheridan is hereby deleted and replaced with the following:

---

| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;&nbsp;**Portfolio** | **Adviser/Subadvisers** | **Portfolio Managers** | **Dollar Range of Equity**<br> **Securities in the Portfolio**<br> **Owned by the Portfolio**<br> **Managers** |
| &nbsp;&nbsp;&nbsp; Seasons Managed Allocation Portfolio | SunAmerica | Singh, Manisha<br> Wu, Robert | None<br> None |

---

Capitalized terms used but not defined herein shall have the meanings assigned to them by the SAI.

**PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE.** 

SSTSAI-SUP4 (6/26)