# EDGAR Filing Document

**Accession Number:** 0000353905
**File Stem:** 0001193125-25-139180
**Filing Date:** 2025-6
**Character Count:** 2683
**Document Hash:** f9693d20168f1e3d616740b55441da8c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-139180.hdr.sgml**: 20250611

**ACCESSION NUMBER**: 0001193125-25-139180

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20250611

**DATE AS OF CHANGE**: 20250611

**EFFECTIVENESS DATE**: 20250611

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NATIONWIDE VARIABLE INSURANCE TRUST
- **CENTRAL INDEX KEY:** 0000353905

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

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 002-73024
- **FILM NUMBER:** 251040492

**BUSINESS ADDRESS:**
- **STREET 1:** ONE NATIONWIDE PLAZA
- **STREET 2:** MAIL CODE 5-02-210
- **CITY:** COLUMBUS
- **STATE:** OH
- **ZIP:** 43215
- **BUSINESS PHONE:** 614-435-5749

**MAIL ADDRESS:**
- **STREET 1:** ONE NATIONWIDE PLAZA
- **STREET 2:** MAIL CODE 5-02-210
- **CITY:** COLUMBUS
- **STATE:** OH
- **ZIP:** 43215

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GARTMORE VARIABLE INSURANCE TRUST
- **DATE OF NAME CHANGE:** 20020125

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** NATIONWIDE SEPARATE ACCOUNT TRUST
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** NATIONWIDE SEPARATE ACCOUNT MONEY MARKET TRUST
- **DATE OF NAME CHANGE:** 19860226

## Series and Classes Contracts Data

### NVIT Fidelity Institutional AM Worldwide Fund (Series ID: S000090751)

---

|  |  |
|:---|:---|
| Class Name | Class ID   |
| Class II   | C000258081 |
| Class I    | C000258083 |

---

## Series and Classes Contracts Data

### NVIT Fidelity Institutional AM Worldwide Fund (Series ID: S000090751)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000258081 | Class II     |  |
| C000258083 | Class I      |  |

**NATIONWIDE VARIABLE INSURANCE TRUST** 

NVIT Fidelity Institutional AM<sup>®</sup> Worldwide Fund

NVIT NASDAQ-100 Index Fund

**Supplement dated June 11, 2025** 

**to the Statement of Additional Information ("SAI") dated April 15, 2025** 

*Capitalized terms and certain other terms used in this supplement, unless otherwise defined in this supplement, have the meanings assigned to them in the SAI.* 

**<u>NVIT Fidelity Institutional AM<sup>®</sup> Worldwide Fund ("Fund")</u>**

Effective July 1, 2025, the information relating to the Fund under the heading ""Investment Advisory and Other Services – Limitation of Fund Expenses" on page 47 of the SAI is deleted in its entirety and replaced with the following:

NVIT Fidelity Institutional AM<sup>®</sup> Worldwide Fund to 0.55% until April 30, 2027

**PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE**