# EDGAR Filing Document

**Accession Number:** 0000941568
**File Stem:** 0001104659-23-002585
**Filing Date:** 2023-1
**Character Count:** 6888
**Document Hash:** 50abf9216f5da865aec0a2904fd445d5
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-23-002585.hdr.sgml**: 20230110

**ACCESSION NUMBER**: 0001104659-23-002585

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230110

**DATE AS OF CHANGE**: 20230110

**EFFECTIVENESS DATE**: 20230110

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CREDIT SUISSE TRUST
- **CENTRAL INDEX KEY:** 0000941568
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-58125
- **FILM NUMBER:** 23520349

**BUSINESS ADDRESS:**
- **STREET 1:** ELEVEN MADISON AVENUE
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10010
- **BUSINESS PHONE:** 212-325-2000

**MAIL ADDRESS:**
- **STREET 1:** ELEVEN MADISON AVENUE
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10010

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** WARBURG PINCUS TRUST
- **DATE OF NAME CHANGE:** 19950315

## Series and Classes Contracts Data

### Commodity Return Strategy Portfolio (Series ID: S000011252)

---

|  |  |  |
|:---|:---|:---|
| Class Name | Ticker Symbol | Class ID   |
| Class 1    | CCRSX         | C000031307 |
| Class 2    | CCRRX         | C000218423 |

---

## Series and Classes Contracts Data

### Commodity Return Strategy Portfolio (Series ID: S000011252)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000031307 | Class 1      | CCRSX           |
| C000218423 | Class 2      | CCRRX           |

**CREDIT SUISSE TRUST**<br> Commodity Return Strategy Portfolio<br> **(the "portfolio")**

**Supplement dated January 10, 2023<br> to the Prospectus and Summary Prospectus, each dated May 1, 2022**

Effective immediately, Scott Ikuss will join Christopher Burton as a portfolio manager of the portfolio. Accordingly, the portfolio's Prospectus and Summary Prospectus are updated as set out below.

*Effective immediately, the section of the Prospectus entitled "Portfolio Summary — Management — Portfolio manager" and the section of the Summary Prospectus entitled "Management — Portfolio manager" are deleted in their entirety and replaced with the following:*

The Credit Suisse Commodities Management Team is responsible for the day-to-day management of the portfolio. Christopher Burton, Senior Portfolio Manager and Managing Director, and Scott Ikuss, Portfolio Manager and Vice President, are the portfolio managers of the team and have been managing the portfolio since 2006 and 2023, respectively.

*Effective immediately, the section of the Prospectus entitled "Meet the Managers" is deleted in its entirety and replaced with the following:*

The Credit Suisse Commodities Portfolio Management Team (the "Commodities Team") is responsible for the day-to-day management of the portfolio. Christopher Burton and Scott Ikuss are the portfolio managers of the team sharing in the day-to-day responsibilities of portfolio management including commodities exposure, portfolio construction and risk management of the portfolio.

**Christopher Burton**, Managing Director, is a Portfolio Manager and trader specializing in derivatives. He has been a member of the Commodities Team since 2005. Mr. Burton earned a B.S. in Economics with concentrations in Finance and Accounting from the University of Pennsylvania's Wharton School of Business. Mr. Burton is a CFA charter holder.

**Scott Ikuss,** Vice President, is a Portfolio Manager and trader specializing in derivatives. He has been a member of the Commodities Team since 2023. Previously, he served as a Portfolio Manager — Global Commodities & Natural Resources Equities at DWS Group from May 2016 to December 2022. Mr. Ikuss earned a B.A. in Economics from Rutgers University.

The *SAI* provides additional information about the portfolio managers' compensation, other accounts managed by the portfolio managers and the portfolio managers' ownership of securities in the portfolio.

Job titles indicate position with the investment manager.

*Shareholders should retain this supplement for future reference.*

January 10, 2023 16-0123<br> TRCRS-PRO<br> TRCRS-SUMPRO<br> 2023-002

**CREDIT SUISSE TRUST**<br> Commodity Return Strategy Portfolio<br> **(the "Portfolio")**

**Supplement dated January 10, 2023<br> to the Statement of Additional Information dated May 1, 2022**

Effective immediately, Scott Ikuss will join Christopher Burton as a portfolio manager of the Portfolio.

**As a result of such additions, effective immediately, the following changes are made to the Portfolio's Statement of Additional Information:**

*The information in the table in the section entitled "Management of the Trust — Portfolio Managers — Portfolio Managers' Ownership of Securities" is hereby deleted in its entirety and replaced with the following:*

As reported to the Portfolio, as of December 31, 2022, Mr. Burton had no beneficial ownership of shares in the Portfolio, and as of January 9, 2023, Mr. Ikuss had no beneficial ownership of shares in the Portfolio. The portfolio managers have no direct investments in the Trust because Portfolio shares cannot be purchased directly but are only available through variable life and annuity contracts or through certain qualified employee benefit plans.

*The information in the table in the section entitled "Management of the Trust — Portfolio Managers — Registered Investment Companies, Pooled Investment Vehicles and Other Accounts Managed" is hereby deleted in its entirety and replaced with the following:*

<u>Registered Investment Companies, Pooled Investment Vehicles and Other Accounts Managed.</u>

As reported to the Funds, the information in the following table reflects the number of registered investment companies, pooled investment vehicles and other accounts managed by each portfolio manager and the total assets managed within each category as of January 9, 2023.

---

| | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|
|  |  | **Registered Investment<br> Companies** | **Registered Investment<br> Companies** | **Other Pooled<br> Investment Vehicles** | **Other Pooled<br> Investment Vehicles** | **Other Accounts** | **Other Accounts** |
| <br>**Fund** | **Name of<br> Portfolio<br> Manager(s)** | **Number<br> of<br> Accounts** | **Total Assets** | **Number of<br> Accounts** | **Total Assets** | **Number of<br> Accounts** | **Total Assets** |
| Commodity Return Strategy Portfolio | Christopher Burton\* | 4 | $2,784.6 million | 7 | $905.1 million | 2 | $1,184.23 million |
|  | Scott Ikuss\* | 4 | $2,784.6 million | 7 | $905.1 million | 2 | $1,184.23 million |

---

\* As of January 9, 2023, Messrs. Burton and Ikuss managed 2 accounts which had assets under management of $117 million, and which have additional fees based on the performance of the accounts.

*Shareholders should retain this supplement for future reference.*