# EDGAR Filing Document

**Accession Number:** 0000810579
**File Stem:** 0001193125-25-309901
**Filing Date:** 2025-12
**Character Count:** 2579
**Document Hash:** 152ec895b978647480a814fe6b5db8cf
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-309901.hdr.sgml**: 20251205

**ACCESSION NUMBER**: 0001193125-25-309901

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251205

**DATE AS OF CHANGE**: 20251205

**EFFECTIVENESS DATE**: 20251205

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** PENN MUTUAL VARIABLE LIFE ACCOUNT I
- **CENTRAL INDEX KEY:** 0000810579

**ORGANIZATION NAME:**
- **EIN:** 230952300
- **STATE OF INCORPORATION:** PA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-54662
- **FILM NUMBER:** 251553819

**BUSINESS ADDRESS:**
- **STREET 1:** 161 WASHINGTON STREET, SUITE 1111
- **CITY:** CONSHOCKEN
- **STATE:** PA
- **ZIP:** 19428
- **BUSINESS PHONE:** 2159568000

**MAIL ADDRESS:**
- **STREET 1:** 161 WASHINGTON STREET, SUITE 1111
- **CITY:** CONSHOCKEN
- **STATE:** PA
- **ZIP:** 19428

## Series and Classes Contracts Data

### PENN MUTUAL VARIABLE LIFE ACCOUNT I (Series ID: S000010922)

---

|  |  |
|:---|:---|
| Class Name         | Class ID   |
| Cornerstone VUL IV | C000030264 |

---

## Series and Classes Contracts Data

### PENN MUTUAL VARIABLE LIFE ACCOUNT I (Series ID: S000010922)

| Class ID   | Class Name         | Ticker Symbol   |
|:---|:---|:---|
| C000030264 | Cornerstone VUL IV |  |

**SUPPLEMENT DATED DECEMBER 1, 2025** 

**TO THE PROSPECTUS DATED MAY 1, 2025** 

**FOR CORNERSTONE VUL IV** 

**ISSUED BY** 

**THE PENN MUTUAL LIFE INSURANCE COMPANY** 

**AND FUNDED THROUGH** 

**PENN MUTUAL VARIABLE LIFE ACCOUNT I** 

**OF** 

**THE PENN MUTUAL LIFE INSURANCE COMPANY** 

**PO BOX 178, PHILADELPHIA, PA 19105** 

**1-800-523-0650** 

**THIS SUPPLEMENT SHOULD BE READ IN CONJUNCTION WITH THE PROSPECTUS DATED MAY 1, 2025.** 

The purpose of this supplement is to provide information on changes to the sub-adviser to the Mid Cap Growth Fund and the Large Core Growth Fund of Penn Series Funds, Inc.

Effective December 1, 2025, the sub-adviser for the Mid Cap Growth Fund and the Large Core Growth Fund changed from Delaware Investments Fund Advisers ("DIFA") to Nomura Investments Fund Advisers ("NIFA"). Accordingly, all references to DIFA in the Prospectus are hereby replaced with references to NIFA. Such references are found under *Appendix A – Funds Available Under the Policy* in the Prospectus.

For further details, please refer to the Penn Series Funds, Inc. Funds Prospectus Supplement dated December 1, 2025.

**THIS SUPPLEMENT SHOULD BE READ IN ITS ENTIRETY AND RETAINED FOR FUTURE REFERENCE.**