# EDGAR Filing Document

**Accession Number:** 0002004210
**File Stem:** 0002000324-26-001305
**Filing Date:** 2026-3
**Character Count:** 2627
**Document Hash:** 9dec104494de334466d799bf2de02199
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0002000324-26-001305.hdr.sgml**: 20260330

**ACCESSION NUMBER**: 0002000324-26-001305

**CONFORMED SUBMISSION TYPE**: 24F-2NT

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260330

**DATE AS OF CHANGE**: 20260330

**EFFECTIVENESS DATE**: 20260330

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SmartTrust 665
- **CENTRAL INDEX KEY:** 0002004210

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** NY

**FILING VALUES:**
- **FORM TYPE:** 24F-2NT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-278768
- **FILM NUMBER:** 26815505

**BUSINESS ADDRESS:**
- **STREET 1:** 2001 ROUTE 46 WATERVIEW PLAZA
- **CITY:** PARSIPPANY
- **STATE:** NJ
- **ZIP:** 07054
- **BUSINESS PHONE:** 9732998989

**MAIL ADDRESS:**
- **STREET 1:** 2001 ROUTE 46 WATERVIEW PLAZA
- **CITY:** PARSIPPANY
- **STATE:** NJ
- **ZIP:** 07054

NO SERIES-AND-CLASSES-CONTRACTS-DATA BLOCK FOUND

## FORM 24F-2NT: Annual Notice of Securities Sold Pursuant to Rule 24f-2

### 24F-2NT: Filer Information

**Filer CIK:** 0002004210

**Is this a LIVE or TEST Filing?:** LIVE

**Filer Investment Company Type:** S-6

### 24F-2NT: Annual Filing Information

**1. Name and address of issuer:**

- **Name of Issuer:** SmartTrust 665

- **Address:** 2001 Route 46, Parsippany, NJ 07054

**2. The Name and EDGAR Identifier of each series or class of securities for which this Form is filed:**

- [x] Check box if the Form is being filed for all series and classes of the issuer.

**3. Investment Company Act File Number:** —

   **Securities Act File Number:** 333-278768

**4(a). Last day of fiscal year for which this Form is filed:** 12/31/2025

**4(b). Check box if this Form is being filed late:** [ ]

**4(c). Check box if this is the last time the issuer will be filing this Form:** [ ]

**5. Calculation of registration fee:**

- **(i) Aggregate sale price of securities sold during the fiscal year:** $1007715.32

- **(ii) Aggregate price of securities redeemed or repurchased during the fiscal year:** $2898978.35

- **(iii) Aggregate price of securities redeemed or repurchased during any prior fiscal year:** $0.00

- **(iv) Total available redemption credits [add Items 5(ii) and 5(iii)]:** $2898978.35

- **(v) Net sales:** $0.00

- **(vi) Redemption credits available for use in future years:** $-1891263.03

- **(vii) Multiplier for determining registration fee:** 0.0001381

- **(viii) Registration fee due:** $0.00

**Signatures**

**Name and Title:** Kevin D. Mahn/Managing Director

**Date:** 03/31/2026

**Signature:** /s/ Kevin D. Mahn