# EDGAR Filing Document

**Accession Number:** 0001355064
**File Stem:** 0001580642-23-001807
**Filing Date:** 2023-3
**Character Count:** 5293
**Document Hash:** 3e9a1fc369618ccdb576a14fbc230bc4
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001580642-23-001807.hdr.sgml**: 20230331

**ACCESSION NUMBER**: 0001580642-23-001807

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20230331

**DATE AS OF CHANGE**: 20230331

**EFFECTIVENESS DATE**: 20230331

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MUTUAL FUND SERIES TRUST
- **CENTRAL INDEX KEY:** 0001355064
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** OH
- **FISCAL YEAR END:** 0630

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-132541
- **FILM NUMBER:** 23784028

**BUSINESS ADDRESS:**
- **STREET 1:** C/O GEMINI FUND SERVICES LLC
- **STREET 2:** 4221 NORTH 203RD STREET, SUITE 100
- **CITY:** ELKHORN
- **STATE:** NE
- **ZIP:** 68022-3474
- **BUSINESS PHONE:** 631 549 1859

**MAIL ADDRESS:**
- **STREET 1:** C/O GEMINI FUND SERVICES LLC
- **STREET 2:** 4221 NORTH 203RD STREET, SUITE 100
- **CITY:** ELKHORN
- **STATE:** NE
- **ZIP:** 68022-3474

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** CATALYST FUNDS
- **DATE OF NAME CHANGE:** 20060303

## Series and Classes Contracts Data

### Eventide Exponential Technologies Fund (Series ID: S000068813)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                           | Ticker Symbol | Class ID   |
| Eventide Exponential Technologies Fund Class N Share | ETNEX         | C000219891 |
| Eventide Exponential Technologies Fund Class A Share | ETAEX         | C000219892 |
| Eventide Exponential Technologies Fund Class C Share | ETCEX         | C000219893 |
| Eventide Exponential Technologies Fund Class I Share | ETIEX         | C000219894 |

---

## Series and Classes Contracts Data

### Eventide Exponential Technologies Fund (Series ID: S000068813)

| Class ID   | Class Name                                           | Ticker Symbol   |
|:---|:---|:---|
| C000219891 | Eventide Exponential Technologies Fund Class N Share | ETNEX           |
| C000219892 | Eventide Exponential Technologies Fund Class A Share | ETAEX           |
| C000219893 | Eventide Exponential Technologies Fund Class C Share | ETCEX           |
| C000219894 | Eventide Exponential Technologies Fund Class I Share | ETIEX           |

![](image_001.jpg)

PROSPECTUS SUPPLEMENT March 31, 2023

Summary Prospectus Supplement

March 31, 2023

Exponential Technologies Fund

ETAEX Class A Shares ETCEX Class C Shares<br> ETNEX Class N Shares ETIEX Class I Shares

(the "Fund")

*This information supplements certain information contained in the Summary Prospectus for the Fund, dated November 1, 2022, and should be read in conjunction with such Summary Prospectus.*

**Exponential Technologies Fund**

Effective April 1, 2023, the Eventide Exponential Technologies Fund's primary benchmark will change from the S&P 500 Total Return Index to the S&P North American Technology Sector Industry Index, and the Exponential Technologies Blended Index and the S&P 500 Total Return Index will be the Fund's supplemental benchmarks. Accordingly, the Average Annual Total Returns table contained under the section of the Fund's Summary Prospectus entitled "Fund Summary – Performance" is hereby replaced with the following:

---

| | | |
|:---|:---|:---|
| Average Annual Total Returns *(periods ended December 31, 2022)* |  |  |
| *Class A Shares* | *1 Year* | *Since inception*<br> *(6/30/2020)* |
| Return Before Taxes | (48.24)% | (2.29)% |
| Return After Taxes on Distributions | (48.24)% | (2.51)% |
| Return After Taxes on Distributions and Sale of Fund Shares | (28.56)% | (1.77)% |
| *Class C Shares* |  |  |
| Return Before Taxes | (45.56)% | (0.72)% |
| *Class N Shares* |  |  |
| Return Before Taxes | (45.08)% | 0.05% |
| *Class I Shares* |  |  |
| Return Before Taxes | (44.98)% | 0.25% |
| S&P North American Technology Sector Industry Index (reflects no deduction for fees, expenses or taxes)<sup>1</sup> | <br> (35.36)% | <br> 1.10% |
| Exponential Technologies Blended Index (reflects no deduction for fees, expenses or taxes)<sup>2</sup> | (35.04)% | 1.44% |
| S&P 500 Total Return Index (reflects no deduction for fees, expenses or taxes)<sup>1</sup> | (18.11)% | 10.62% |

---

*1. The Fund has changed its primary benchmark from the S&P 500 Total Return Index to the S&P North American Technology Sector Industry Index because the S&P North American Technology Sector Industry Index better represents the Fund's investment strategy.*

![](image_001.jpg)

PROSPECTUS SUPPLEMENT March 31, 2023

*2. The Exponential Technologies Blended Index is comprised of 50% of the S&P North American Technology Software Index, 20% of the S&P Technology Hardware Select Industry Index, 20% of the Philadelphia Stock Exchange Semiconductor Index and 10% of the S&P 500 Communications Services Sector.*

You should read this Supplement in conjunction with the Prospectus, Summary Prospectus and the Statement of Additional Information, each dated November 1, 2022, which provide information that you should know about the Fund before investing. These documents are available upon request and without charge by calling the Fund toll-free at 1-877-771-3836 or by writing to 4221 North 203rd Street, Suite 100, Elkhorn, Nebraska, 68022.

**Please retain this Supplement for future reference.**