# EDGAR Filing Document

**Accession Number:** 0000747546
**File Stem:** 0001193125-26-031503
**Filing Date:** 2026-1
**Character Count:** 3238
**Document Hash:** 9d3acdac1e9c2bba261e1fa783082573
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-031503.hdr.sgml**: 20260130

**ACCESSION NUMBER**: 0001193125-26-031503

**CONFORMED SUBMISSION TYPE**: 497K

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260130

**DATE AS OF CHANGE**: 20260130

**EFFECTIVENESS DATE**: 20260130

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** PARNASSUS FUNDS
- **CENTRAL INDEX KEY:** 0000747546

**ORGANIZATION NAME:**
- **EIN:** 946579180
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497K
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 002-93131
- **FILM NUMBER:** 26582266

**BUSINESS ADDRESS:**
- **STREET 1:** ONE MARKET #1600
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94105
- **BUSINESS PHONE:** 4157780200

**MAIL ADDRESS:**
- **STREET 1:** ONE MARKET #1600
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94105

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** PARNASSUS FUND
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** RENAISSANCE FUND/MA
- **DATE OF NAME CHANGE:** 19841206

## Series and Classes Contracts Data

### Parnassus Value Equity Fund (Series ID: S000000855)

| Class ID   | Class Name           | Ticker Symbol   |
|:---|:---|:---|
| C000002470 | Investor Shares      | PARWX           |
| C000156024 | Institutional Shares | PFPWX           |

**Parnassus Value Equity Fund<sup>SM</sup>** 

*Investor Shares* PARWX \| *Institutional Shares* PFPWX

January 30, 2026

**Supplement to the Prospectus dated April 28, 2025, and as amended, September 22, 2025, and Summary Prospectus, dated April 28, 2025** 

Effective January 30, 2026, Mark Zagata, CFA will serve as a Portfolio Manager of the Parnassus Value Equity Fund<sup>SM</sup> with the following changes being made to the prospectus and summary prospectus:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1. The "Summary Section – Parnassus Value Equity
Fund<sup>SM</sup> – Portfolio Manager" section of the prospectus and the "Portfolio Manager" section of the summary prospectus are each hereby amended and restated as follows:

**Portfolio Managers** 

The Portfolio Managers are responsible for the day-to-day management of the Fund's portfolio.

**Krishna S. Chintalapalli** is a Portfolio Manager of the Parnassus Value Equity Fund and has served as a portfolio manager of the Fund since 2022.

**Mark Zagata, CFA**, is a Portfolio Manager of the Parnassus Value Equity Fund and has served as a portfolio manager of the Fund since January 30, 2026.

For more information, please see "Management of the Funds" in the prospectus and "Portfolio Managers" in the SAI.

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2. The following paragraph is added to the "Management of the Funds" section of the prospectus:

**Mark Zagata, CFA**, is a Portfolio Manager of the Parnassus Value Equity Fund and has served as a portfolio manager of the Fund since January 30, 2026. Mr. Zagata previously served as Director of Equities Research, Portfolio Manager and Securities Analyst of Boston Trust Walden Company, where he was employed from 2008-2026.

\*\*\*\*\*\*

Please Read Carefully and Keep for Future Reference