# EDGAR Filing Document

**Accession Number:** 0000866706
**File Stem:** 0000000000-26-002823
**Filing Date:** 2026-3
**Character Count:** 2078
**Document Hash:** 488c5841c1cef6b6c002de475b661aa9
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000000000-26-002823.hdr.sgml**: 20260528

**ACCESSION NUMBER**: 0000000000-26-002823

**CONFORMED SUBMISSION TYPE**: UPLOAD

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20260320

**FILED FOR**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ESCO TECHNOLOGIES INC
- **CENTRAL INDEX KEY:** 0000866706
- **STANDARD INDUSTRIAL CLASSIFICATION:** COMMUNICATIONS EQUIPMENT, NEC [3669]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 431554045
- **STATE OF INCORPORATION:** MO
- **FISCAL YEAR END:** 0930

**FILING VALUES:**
- **FORM TYPE:** UPLOAD
- **SEC FILE NUMBER:** 001-10596

**BUSINESS ADDRESS:**
- **STREET 1:** 645 MARYVILLE CENTRE DR., SUITE 300
- **CITY:** ST. LOUIS
- **STATE:** MO
- **ZIP:** 63141
- **BUSINESS PHONE:** 3142137200

**MAIL ADDRESS:**
- **STREET 1:** 645 MARYVILLE CENTRE DR., SUITE 300
- **CITY:** ST. LOUIS
- **STATE:** MO
- **ZIP:** 63141

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ESCO ELECTRONICS CORP
- **DATE OF NAME CHANGE:** 19920703
**PUBLIC REFERENCE ACCESSION NUMBER**: 0001104659-25-117276

## Text-Extract

```

                                                          March 20, 2026

Christopher Tucker
Chief Financial Officer
ESCO TECHNOLOGIES INC
645 Maryville Centre Drive, Suite 300
St. Louis , MO 63141

       Re: ESCO TECHNOLOGIES INC
           Form 10-K for the Fiscal Year Ended September 30, 2025
           Filed December 1, 2025
           File No. 001-10596
Dear Christopher Tucker:

       We have completed our review of your filing. We remind you that the
company and its
management are responsible for the accuracy and adequacy of their disclosures,
notwithstanding
any review, comments, action or absence of action by the staff.

                                                          Sincerely,

                                                          Division of
Corporation Finance
                                                          Office of
Manufacturing

```

### Attached PDF Documents

**Attachment 1:** `filename1`

_No text found in this document._