# EDGAR Filing Document

**Accession Number:** 0000723258
**File Stem:** 0001193125-25-258439
**Filing Date:** 2025-10
**Character Count:** 6466
**Document Hash:** 5148299f69668d89b16427891cf1c8a1
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-258439.hdr.sgml**: 20251030

**ACCESSION NUMBER**: 0001193125-25-258439

**CONFORMED SUBMISSION TYPE**: 485BXT

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20251030

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MASSMUTUAL ASCEND LIFE INSURANCE CO
- **CENTRAL INDEX KEY:** 0000723258
- **STANDARD INDUSTRIAL CLASSIFICATION:** LIFE INSURANCE [6311]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 131935920
- **STATE OF INCORPORATION:** OH
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 485BXT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-276475
- **FILM NUMBER:** 251435145

**BUSINESS ADDRESS:**
- **STREET 1:** 191 ROSA PARKS STREET
- **CITY:** CINCINNATI
- **STATE:** OH
- **ZIP:** 45202
- **BUSINESS PHONE:** 513-361-9462

**MAIL ADDRESS:**
- **STREET 1:** 191 ROSA PARKS STREET
- **CITY:** CINCINNATI
- **STATE:** OH
- **ZIP:** 45202

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GREAT AMERICAN LIFE INSURANCE CO
- **DATE OF NAME CHANGE:** 19830712

## Series and Classes Contracts Data

### MASSMUTUAL ASCEND LIFE INSURANCE CO (Series ID: S000090810)

| Class ID   | Class Name                                                      | Ticker Symbol   |
|:---|:---|:---|
| C000261635 | Index Summit 6 Pro Annuity with Death Benefit Return of Premium |  |

**As filed with the Securities and Exchange Commission on October 30, 2025** 

**Registration No. 333-276475** 

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

**FORM N-4** 

**REGISTRATION STATEMENT** 

***UNDER***

***THE SECURITIES ACT OF 1933***

**Pre-Effective Amendment No.** ☐

**Post-Effective Amendment No. 6** ☒

**(Check appropriate box or boxes.)**![LOGO](g947355g1030085720140.jpg)

## MassMutual Ascend Life Insurance Company
**(Name of Insurance Company)** 

**191 Rosa Parks Street, Cincinnati, Ohio 45202** 

**(513) 361-9000** 

**(Address of Insurance Company's Principal Executive Offices) (Zip Code)** 

**John P. Gruber** 

**MassMutual Ascend Life Insurance Company** 

**191 Rosa Parks Street, Cincinnati, Ohio 45202** 

**(513) 361-9000** 

**(Name, Address, including zip code, and telephone number, including area code, of Agent for Service)** 

Approximate Date of Proposed Public Offering: Continuously after the registration statement becomes effective.

**It is proposed that this filing will become effective (check appropriate box):** 

☐ immediately upon filing pursuant to paragraph (b)

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;☒ on November 10, 2025, pursuant to paragraph (b)

☐ 60 days after filing pursuant to paragraph (a)(1)

☐ on (date) pursuant to paragraph (a)(1) of rule 485 under the Securities Act of 1933 ("Securities Act").

**If appropriate, check the following box:** 

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;☒ This post-effective amendment designates a new effective date for a previously filed post-effective amendment.

**Check each box that appropriately characterizes the Registrant:** 

☐ New Registrant (as applicable, a Registered Separate Account or Insurance Company that has not filed a Securities Act registration statement or amendment thereto within 3 years preceding this filing)

☐ Emerging Growth Company (as defined by Rule 12b-2 under the Securities Exchange Act of 1934 ("Exchange Act"))

☐ If an Emerging Growth Company, indicate by check mark if the Registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of Securities Act

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;☒ Insurance Company relying on Rule 12h-7 under the Exchange Act

☐ Smaller reporting company (as defined by Rule 12b-2 under the Exchange Act)

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NOTE

Pursuant to Rule 485(b)(1)(iii) of the Securities Act of 1933, the sole purpose of this Post-Effective Amendment is to delay the effective date of Post-Effective Amendment No. 5 to Registration Statement File No. 333-276475 filed on August 20, 2025. [Parts A, B and C of Amendment No. 5](http://www.sec.gov/Archives/edgar/data/723258/000119312525183987/d947355d485apos.htm) are incorporated by reference herein.

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SIGNATURES

As required by the Securities Act of 1933, the Registrant certifies that it meets all the requirements for effectiveness of this registration statement under rule 485(b) under the Securities Act and has caused this Post-Effective Amendment to its Registration Statement to be signed on its behalf by the undersigned in the City of Cincinnati, State of Ohio on October 30, 2025.

---

| | | |
|:---|:---|:---|
|  | **MassMutual Ascend Life Insurance Company** | **MassMutual Ascend Life Insurance Company** |
| October 30, 2025 | By: | /s/ Brian P. Sponaugle |
|  |  | Brian P. Sponaugle |
|  |  | Senior Vice President and Treasurer |

---

Pursuant to the requirements of the Securities Act of 1933, this Registration Statement on Form N-4 for the Individual Index-linked Modified Single Premium Deferred Annuity Contracts has been signed by the following persons in the capacities and on the dates indicated.

---

| | | |
|:---|:---|:---|
| Signature | Capacity | Date |
| /s/ Dominic L. Blue\* | President and Chief Executive Officer (principal executive officer) | October 30, 2025 |
| Dominic L. Blue\* |  |  |
| /s/ Susan M. Cicco\* | Director | October 30, 2025 |
| Susan M. Cicco\* |  |  |
| /s/ Geoffrey J. Craddock\* | Director | October 30, 2025 |
| Geoffrey J. Craddock\* |  |  |
| /s/ Roger W. Crandall\* | Director | October 30, 2025 |
| Roger W. Crandall\* |  |  |
| /s/ Mary Jane Fortin\* | Chief Financial Officer (principal financial officer)<br> Director | October 30, 2025 |
| Mary Jane Fortin\* |  |  |
| /s/ Vy Ho\* | Director | October 30, 2025 |
| Vy Ho\* |  |  |
| /s/ Paul A. LaPiana\* | Director | October 30, 2025 |
| Paul A. LaPiana\* |  |  |
| /s/ Sears Merritt\* | Director | October 30, 2025 |
| Sears Merritt\* |  |  |
| /s/ Michael J. O'Connor\* | Director | October 30, 2025 |
| Michael J. O'Connor\* |  |  |
| /s/ Eric W. Partlan\* | Director | October 30, 2025 |
| Eric W. Partlan\* |  |  |
| /s/ Brian P. Sponaugle | Principal Accounting Officer | October 30, 2025 |
| Brian P. Sponaugle |  |  |
| \*By:<br> /s/ John P. Gruber | As Attorney-in-Fact pursuant to powers of<br> attorney filed herewith |  |
| John P. Gruber |  |  |

---

Date: October 30, 2025