# EDGAR Filing Document

**Accession Number:** 0002094310
**File Stem:** 0001445546-26-000705
**Filing Date:** 2026-1
**Character Count:** 2475
**Document Hash:** 877004dba3e3570265477632dd9826de
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001445546-26-000705.hdr.sgml**: 20260130

**ACCESSION NUMBER**: 0001445546-26-000705

**CONFORMED SUBMISSION TYPE**: 497J

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260130

**DATE AS OF CHANGE**: 20260130

**EFFECTIVENESS DATE**: 20260130

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FT 12728
- **CENTRAL INDEX KEY:** 0002094310

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

**FILING VALUES:**
- **FORM TYPE:** 497J
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-292190
- **FILM NUMBER:** 26582265

**BUSINESS ADDRESS:**
- **STREET 1:** 120 EAST LIBERTY DRIVE, SUITE 400
- **STREET 2:** C/O FIRST TRUST PORTFOLIOS L.P.
- **CITY:** WHEATON
- **STATE:** IL
- **ZIP:** 60187
- **BUSINESS PHONE:** 630 765 8000

**MAIL ADDRESS:**
- **STREET 1:** 120 EAST LIBERTY DRIVE, SUITE 400
- **STREET 2:** C/O FIRST TRUST PORTFOLIOS L.P.
- **CITY:** WHEATON
- **STATE:** IL
- **ZIP:** 60187

```

                          FIRST TRUST PORTFOLIOS L.P.
                             120 EAST LIBERTY DRIVE
                            WHEATON, ILLINOIS 60187

                                January 30, 2026

Securities and Exchange Commission
100 F Street NE
Washington D.C. 20549

Attn:     Filing Desk, Stop 1-4

Re:                                FT 12728
                    (File No. 333-292190) (CIK No. 2094310)

Ladies and Gentlemen:

     In accordance with the provisions of Rule 497(j) of Regulation C under the
Securities Act of 1933 (the "Securities Act") this letter serves to certify that
the most recent Amendment to the Registration Statement on Form S-6 for the
above captioned Trust does not differ from that which would have been filed
pursuant to Rule 497(b) of the Securities Act. Amendment No. 1, which was the
most recent Amendment to the Registration Statement, was filed electronically
with the Commission on January 28, 2026.

                                    Very truly yours,
                                           FT 12728, Registrant

                                    By:   First Trust Portfolios L.P.
                                          ___________________________
                                          Depositor

                                    By:   /s/ Ronda L. Saeli-Chiappe
                                          ___________________________
                                          Senior Vice President

```