# EDGAR Filing Document

**Accession Number:** 0001253873
**File Stem:** 0001253873-26-000002
**Filing Date:** 2026-2
**Character Count:** 6992
**Document Hash:** cf01494fa8d059c958be7b2d0c467196
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001253873-26-000002.hdr.sgml**: 20260220

**ACCESSION NUMBER**: 0001253873-26-000002

**CONFORMED SUBMISSION TYPE**: 4/A

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260219

**FILED AS OF DATE**: 20260220

**DATE AS OF CHANGE**: 20260220

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** BUCHEL KEVIN S
- **CENTRAL INDEX KEY:** 0001253873

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 000-10004
- **FILM NUMBER:** 26661912

**MAIL ADDRESS:**
- **STREET 1:** 333 BAYVIEW AVE
- **CITY:** AMITYVILLE
- **STATE:** NY
- **ZIP:** 11701
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NAPCO SECURITY TECHNOLOGIES, INC
- **CENTRAL INDEX KEY:** 0000069633
- **STANDARD INDUSTRIAL CLASSIFICATION:** COMMUNICATIONS EQUIPMENT, NEC [3669]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 112277818
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0630

**BUSINESS ADDRESS:**
- **STREET 1:** 333 BAYVIEW AVE
- **CITY:** AMITYVILLE
- **STATE:** NY
- **ZIP:** 11701
- **BUSINESS PHONE:** 631-842-9400

**MAIL ADDRESS:**
- **STREET 1:** 333 BAYVIEW AVE
- **CITY:** AMITYVILLE
- **STATE:** NY
- **ZIP:** 11701

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** NAPCO SECURITY SYSTEMS INC
- **DATE OF NAME CHANGE:** 19920703

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4/A

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>BUCHEL KEVIN S<br><sub>(Last) (First) (Middle)</sub><br>333 BAYVIEW AVE<br><sub>(Street)</sub><br>AMITYVILLE, NY 11701<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-02-19 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_President & COO_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NAPCO SECURITY TECHNOLOGIES, INC [ NSSC ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2026-02-19 |  | M |  | 50000 | A | $22.495 | 112739 | D |  |
| Common Stock | 2026-02-19 |  | F |  | 33560<sup>(1)</sup> | D | $44.98 | 79179<sup>(2)</sup> | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Employee Stock Option (Right to Buy) | $22.495 | 2026-02-19 |  | M |  |  | 50000 | 2021-10-19 | 2031-10-19 | Common Stock | 50000 | $22.495 | 47584 | D |  |
| Employee Stock Option (Right to Buy) | $26.94 |  |  |  |  |  |  | <sup>(3)</sup> | 2032-08-25 | Common Stock | 10000 |  | 10000 | D |  |
| Employee Stock Option (Right to Buy) | $41.75 |  |  |  |  |  |  | <sup>(4)</sup> | 2034-05-02 | Common Stock | 50000 |  | 50000 | D |  |

---

### Footnotes:

(1) Represents the number of shares withheld by the Reporting Person as a result of the cashless exercise of stock options, and used to pay the exercise price and required tax withholdings in accordance with the 2012 Employee Stock Option Plan and stock option grant.

(2) Reflects a net increase of 16,440 shares resulting from the cashless exercise of 50,000 stock options as reflected in this Form.

(3) Exercisable with respect to 8,000 shares until August 24, 2032 and with respect to 2,000 shares from August 25, 2026 from August 25, 2026 until August 25, 2032.

(4) Exercisable, cumulatively, at 20% per year commencing May 2, 2024.

**Remarks:**
This Form 4A is only to amend the disclosure related to the cashless exercise of stock options performed by the reporting person on February 19, 2026. The original Form 4 disclosed within Section 4 of Table 1 that 33,560 shares was indicated as (A) and was corrected to (D).

**Signature:** Kevin Buchel  
**Date:** 2026-02-20

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**