# EDGAR Filing Document

**Accession Number:** 0002069244
**File Stem:** 0001104659-25-097801
**Filing Date:** 2025-10
**Character Count:** 2872
**Document Hash:** ccc8ad74f38110f35343f753aef38dcf
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-25-097801.hdr.sgml**: 20251008

**ACCESSION NUMBER**: 0001104659-25-097801

**CONFORMED SUBMISSION TYPE**: N-8A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251008

**EFFECTIVENESS DATE**: 20251008

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FT Vest Total Return Income Fund: Series B4
- **CENTRAL INDEX KEY:** 0002069244

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

**FILING VALUES:**
- **FORM TYPE:** N-8A
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-24125
- **FILM NUMBER:** 251381428

**BUSINESS ADDRESS:**
- **STREET 1:** 235 WEST GALENA STREET
- **CITY:** MILWAUKEE
- **STATE:** WI
- **ZIP:** 53212
- **BUSINESS PHONE:** 4142992270

**MAIL ADDRESS:**
- **STREET 1:** 235 WEST GALENA STREET
- **CITY:** MILWAUKEE
- **STATE:** WI
- **ZIP:** 53212

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

**FORM N-8A**

**NOTIFICATION OF REGISTRATION FILED PURSUANT TO SECTION 8(a) OF THE**

INVESTMENT COMPANY ACT OF 1940

The undersigned investment company hereby notifies the Securities and Exchange Commission that it registers under and pursuant to the provisions of Section 8(a) of the Investment Company Act of 1940, and in connection with such notification of registration submits the following information:

Name:

**FT Vest Total Return Income Fund: Series B4**

Address of Principal Business Office (No. & Street, City, State, Zip Code):

**c/o UMB Fund Services, Inc.**

**235 West Galena Street**

**Milwaukee, WI 53212**

Telephone Number (including area code):

**877-779-1999**

Name and address of agent for service of process:

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| | | |
|:---|:---|:---|
| **Ann Maurer** | **with a copy to:** | **Joshua B. Deringer, Esq.** |
| **FT Vest Total Return Income Fund: Series B4** |  | **Faegre Drinker Biddle & Reath LLP** |
| **c/o UMB Fund Services, Inc.** |  | **One Logan Square, Ste. 2000** |
| **235 West Galena Street** |  | **Philadelphia, PA 19103-6996** |
| **Milwaukee, WI 53212** |  | **215-988-2700** |

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Check Appropriate Box:

Registrant is filing a Registration Statement pursuant to Section 8(b) of the Investment Company Act of 1940 concurrently with the filing of Form N-8A:

⌧ Yes ◻ No

**SIGNATURES**

Pursuant to the requirements of the Investment Company Act of 1940, the registrant has caused this notification of registration to be duly signed on its behalf in the City of Milwaukee in the State of Wisconsin, as of the 8<sup>th</sup> day of October, 2025.

---

| | |
|:---|:---|
| **FT Vest Total Return Income Fund: Series B4** | **FT Vest Total Return Income Fund: Series B4** |
| By: | /s/ Terrance P. Gallagher |
| Name: | Terrance P. Gallagher |
| Title: | Trustee |
| Attest: | /s/ Timothy Bonin |
| Name: | Timothy Bonin |
| Title: | Senior Vice President |

---