# EDGAR Filing Document

**Accession Number:** 0000924727
**File Stem:** 0001213900-26-059386
**Filing Date:** 2026-5
**Character Count:** 9262
**Document Hash:** ccdf90f0d64d44cc3cba2e1a75cb8120
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-26-059386.hdr.sgml**: 20260520

**ACCESSION NUMBER**: 0001213900-26-059386

**CONFORMED SUBMISSION TYPE**: 8-A12B

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260520

**DATE AS OF CHANGE**: 20260520

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Investment Managers Series Trust III
- **CENTRAL INDEX KEY:** 0000924727

**ORGANIZATION NAME:**
- **EIN:** 043236699
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-A12B
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-42010
- **FILM NUMBER:** 261002820

**BUSINESS ADDRESS:**
- **STREET 1:** 235 W. GALENA STREET
- **CITY:** MILWAUKEE
- **STATE:** WI
- **ZIP:** 53212
- **BUSINESS PHONE:** 626-385-5777

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

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FPA FUNDS TRUST
- **DATE OF NAME CHANGE:** 20021028

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** UAM FUNDS TRUST
- **DATE OF NAME CHANGE:** 19951101

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** REGIS FUND II
- **DATE OF NAME CHANGE:** 19940606

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C.**

**20549** 

**FORM 8-A**

**FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES**

**PURSUANT TO SECTION 12(b) OR (g) OF THE**

**SECURITIES EXCHANGE ACT OF 1934**

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| | |
|:---|:---|
| INVESTMENT MANAGERS SERIES TRUST III | INVESTMENT MANAGERS SERIES TRUST III |
| (Exact name of registrant as specified in its charter) | (Exact name of registrant as specified in its charter) |
| Delaware | See below |
| (State or other jurisdiction of<br> incorporation or organization) | (I.R.S. Employer Identification No.) |
| 235 W. Galena Street<br> Milwaukee, WI | <br> 53212 |
| (Address of principal executive offices) | (Zip Code) |

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Securities to be registered pursuant to Section 12(b) of the Act:

<u>Title of each class to be so registered</u> <u>Name of each exchange on which each <br> class is to be registered</u> <u>I.R.S. Employer Identification No.</u> <br> Shares of beneficial interest, no par value per share of FPA Global Allocation ETF CBOE BZX Exchange Inc. 42-1970536

If this form relates to the registration of a class of securities pursuant to Section 12(b) of the Exchange Act and is effective pursuant to General Instruction A.(c) or (e), check the following box. ☒

If this form relates to the registration of a class of securities pursuant to Section 12(g) of the Exchange Act and is effective pursuant to General Instruction A.(d) or (e), check the following box. ☐

If this form relates to the registration of a class of securities concurrently with a Regulation A offering, check the following box. ☐

Securities Act registration statement or Regulation A offering statement file number to which this form relates:

**033-79858**

Securities to be registered pursuant to Section 12(g) of the Act:

**None**

**Item 1. Description of Registrant's Securities to be Registered.**

The securities to be registered hereunder are common shares of beneficial interest, no par value per share, of the FPA Global Allocation ETF (the "Funds"), a series of the Investment Managers Series Trust III (the "Registrant"). An application for listing of the shares of the Funds have been filed with and approved by CBOE BZX Exchange, Inc. [A description of the shares is contained in the Prospectus, which is part of the Registrant's Registration Statement on Form N-1A under the Securities Act of 1933, as amended (File Nos. 033-79858; 811-08544) filed with the Securities and Exchange Commission on March 13, 2026 (Accession No. 0001104659-26-027741)](https://www.sec.gov/Archives/edgar/data/924727/000110465926027741/tm268620d1_485apos.htm). Such description is incorporated by reference herein. Any form of supplement to the Registration Statement that is subsequently filed is hereby also incorporated by reference herein.

**Item 2. Exhibits.**

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| | |
|:---|:---|
| (1)(a) | [Agreement and Declaration of Trust of Investment Managers Series Trust III is incorporated herein by reference to Post-Effective Amendment No. 24 to Registrant's Registration Statement on Form N-1A filed with the Securities and Exchange Commission (the "Commission") on July 13, 1998.](http://www.sec.gov/Archives/edgar/data/924727/0001036050-98-001167.txt) |
| (1)(b) | [Amendment No. 1 to the Agreement and Declaration of Trust is incorporated herein by reference to Exhibit (a)(1)(i) to Post-Effective Amendment No. 127 to the Registrant's Registration Statement on Form N-1A filed with the Commission on November 19, 2024](https://www.sec.gov/Archives/edgar/data/924727/000121390024100238/ea0219846-01_ex9928a1i.htm). |
| (1)(c) | [Amendment No. 2 to the Agreement and Declaration of Trust is incorporated herein by reference to Exhibit (a)(1)(ii) to Post-Effective Amendment No. 127 to the Registrant's Registration Statement on Form N-1A filed with the Commission on November 19, 2024](https://www.sec.gov/Archives/edgar/data/924727/000121390024100238/ea0219846-01_ex9928a1ii.htm). |
| (1)(d) | [Amendment No. 3 to the Agreement and Declaration of Trust is incorporated herein by reference to Exhibit (a)(1)(iii) to Post-Effective Amendment No. 127 to the Registrant's Registration Statement on Form N-1A filed with the Commission on November 19, 2024](https://www.sec.gov/Archives/edgar/data/924727/000121390024100238/ea0219846-01_ex9928a1iii.htm). |
| (1)(e) | [Amendment No. 4 to the Agreement and Declaration of Trust is incorporated herein by reference to Exhibit (a)(1)(i) to Post-Effective Amendment No. 113 to the Registrant's Registration Statement on Form N-1A filed with the Commission on January 26, 2024.](https://www.sec.gov/Archives/edgar/data/924727/000110465924007331/tm243216d1_ex99-28xax1xi.htm) |
| (2)(a) | [Certificate of Trust is incorporated herein by reference to Post-Effective Amendment No. 24 to Registrant's Registration Statement on Form N-1A filed with the Commission on July 13, 1998.](http://www.sec.gov/Archives/edgar/data/924727/0001036050-98-001167.txt) |
| (2)(b) | [Certificate of Amendment to Certificate of Trust is incorporated herein by reference to Post-Effective Amendment No. 24 to Registrant's Registration Statement on Form N-1A filed with the Commission on July 13, 1998.](http://www.sec.gov/Archives/edgar/data/924727/0001036050-98-001167.txt) |
| (2)(c) | [Certificate of Amendment to Certificate of Trust is incorporated herein by reference to Post-Effective Amendment No. 52 to Registrant's Registration Statement on Form N-1A filed with the Commission on August 1, 2003.](http://www.sec.gov/Archives/edgar/data/924727/000104746903025882/a2115032zex-99_a4.txt) |
| (2)(d) | [Certificate of Amendment to the Certificate of Trust is incorporated herein by reference to Exhibit (a)(5) to Post-Effective Amendment No. 113 to the Registrant's Registration Statement on Form N-1A filed with the Commission on January 26, 2024.](https://www.sec.gov/Archives/edgar/data/924727/000110465924007331/tm243216d1_ex99-28xax5.htm) |
| (3)(a) | [By-Laws are incorporated herein by reference to Post-Effective Amendment No. 24 to Registrant's Registration Statement on Form N-1A filed with the Commission on July 13, 1998.](http://www.sec.gov/Archives/edgar/data/924727/0001036050-98-001167.txt) |
| (3)(b) | [Amendment to By-Laws dated December 10, 1998 are incorporated herein by reference to Post-Effective Amendment No. 27 to Registrant's Registration Statement on Form N-1A filed with the Commission on February 8, 1999.](http://www.sec.gov/Archives/edgar/data/924727/0000950109-99-000361.txt) |
| (3)(c) | [Amendment to By-Laws dated February 6, 2006 are incorporated herein by reference to Post-Effective Amendment No. 55 to Registrant's Registration Statement on Form N-1A filed with the Commission on August 1, 2006.](http://www.sec.gov/Archives/edgar/data/924727/000110465906050192/a06-16218_2ex99dbd3.htm) |
| (3)(d) | [Amendment to By-Laws dated August 7, 2006 are incorporated herein by reference to Post-Effective Amendment No. 56 to Registrant's Registration Statement on Form N-1A filed with the Commission on August 1, 2007.](http://www.sec.gov/Archives/edgar/data/924727/000110465907057787/a07-16080_2ex99dbd4.htm) |
| (3)(e) | [Amendment to By-Laws is incorporated herein by reference to Exhibit (b)(5) to Post-Effective Amendment No. 113 to the Registrant's Registration Statement on Form N-1A filed with the Commission on January 26, 2024](https://www.sec.gov/Archives/edgar/data/924727/000110465924007331/tm243216d1_ex99-28xbx5.htm). |

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**SIGNATURE**

Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereto duly authorized.

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| | | |
|:---|:---|:---|
|  | **Investment Managers Series Trust III, on behalf of<br> FPA Global Allocation ETF** | **Investment Managers Series Trust III, on behalf of<br> FPA Global Allocation ETF** |
| May 20, 2026 | /s/ Maureen Quill | /s/ Maureen Quill |
|  | Name: | Maureen Quill |
|  | Title: | President and Principal Executive Officer |

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