# EDGAR Filing Document

**Accession Number:** 0001027596
**File Stem:** 0000894189-26-011748
**Filing Date:** 2026-4
**Character Count:** 3597
**Document Hash:** a278c3d71d805cbcce2184c98f73558c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000894189-26-011748.hdr.sgml**: 20260401

**ACCESSION NUMBER**: 0000894189-26-011748

**CONFORMED SUBMISSION TYPE**: 497J

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260401

**DATE AS OF CHANGE**: 20260401

**EFFECTIVENESS DATE**: 20260401

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ADVISORS SERIES TRUST
- **CENTRAL INDEX KEY:** 0001027596

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** 497J
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-17391
- **FILM NUMBER:** 26826595

**BUSINESS ADDRESS:**
- **STREET 1:** U.S BANCORP FUND SERVICES, LLC
- **STREET 2:** 615 E MICHIGAN STREET
- **CITY:** MILWAUKEE
- **STATE:** WI
- **ZIP:** 53202
- **BUSINESS PHONE:** 626-914-7235

**MAIL ADDRESS:**
- **STREET 1:** 615 E MICHIGAN STREET
- **STREET 2:** MK-WI-LC2
- **CITY:** MILWAUKEE
- **STATE:** WI
- **ZIP:** 53202

## Series and Classes Contracts Data

### PIA BBB Bond Fund (Series ID: S000005064)

| Class ID   | Class Name                        | Ticker Symbol   |
|:---|:---|:---|
| C000013849 | Managed Account Completion Shares | PBBBX           |

### PIA Short-Term Securities Fund (Series ID: S000005065)

| Class ID   | Class Name    | Ticker Symbol   |
|:---|:---|:---|
| C000013850 | Advisor Class | PIASX           |

### PIA MBS Bond Fund (Series ID: S000005067)

| Class ID   | Class Name                        | Ticker Symbol   |
|:---|:---|:---|
| C000013852 | Managed Account Completion Shares | PMTGX           |

### PIA High Yield Fund (Series ID: S000029824)

| Class ID   | Class Name          | Ticker Symbol   |
|:---|:---|:---|
| C000091707 | Class A             |  |
| C000091708 | Institutional Class | PHYSX           |

### PIA High Yield (MACS) Fund (Series ID: S000029825)

| Class ID   | Class Name                        | Ticker Symbol   |
|:---|:---|:---|
| C000091709 | Managed Account Completion Shares | PIAMX           |

**Advisors Series Trust**

c/o U.S. Bank Global Fund Services

2020 East Financial Way, Suite 100

Glendora, California 91741

April 1, 2026

**VIA EDGAR TRANSMISSION**

Division of Investment Management

U.S. Securities and Exchange Commission

100 "F" Street, N.E.

Washington, D.C. 20549

**Re**:

**Advisors Series Trust (the "Trust")**

**File Nos.: 333-17391 and 811-07959**

**PIA BBB Bond Fund (S000005064)**

**PIA MBS Bond Fund (S000005067)**

**PIA High Yield (MACS) Fund (S000029825)**

**PIA High Yield Fund (S000029824)**

**<u>PIA Short-Term Securities Fund (S000005065)</u>**

Dear Sir or Madam:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended, the Investment Company Act of 1940, as amended, and the regulations thereunder, the Trust on behalf of its series, PIA BBB Bond Fund, PIA MBS Bond Fund, PIA High Yield (MACS) Fund, PIA High Yield Fund, and PIA Short-Term Securities Fund (together the "Funds"), hereby certifies that the forms of Prospectuses and Statements of Additional Information that would have been filed under Rule 497(c) would not have differed from that contained in the most recent amendment for the Funds dated March 31, 2026, and filed electronically as Post-Effective Amendment No. 1191 to the Funds' Registration Statement on Form N-1A on March 27, 2026.

If you have any questions regarding the enclosed, please do not hesitate to contact the undersigned at (213) 356-2006.

Very truly yours,

<u>/s/ Lillian A. Kabakali</u> 

Lillian A. Kabakali

Vice President and Secretary

Advisors Series Trust

<br>