NAPCO SVP exercises options, nets 10,760 shares

NAPCO Security Technologies Senior Vice President of Sales Stephen M. Spinelli exercised stock options and increased his direct holdings.

Rhea-AI Filing Summary

NAPCO Security Technologies Senior Vice President of Sales Stephen M. Spinelli exercised stock options and increased his direct holdings. He exercised 13,972 options for Common Stock at $10.02 per share, receiving 13,972 shares through a cashless exercise.

As part of this exercise, 3,212 shares were withheld at $43.59 per share to cover the exercise price and related obligations, resulting in a net increase of 10,760 shares. Following these transactions, he holds 11,688 shares of Common Stock directly and retains options on 5,000 shares with a $26.94 exercise price, expiring on August 25, 2032.

Insider Trade Summary

13,972 shares exercised/converted

Exercise 4 txns

Insider Spinelli Stephen M

Role Senior Vice President of Sales

Type	Security	Shares	Price	Value
Exercise	Employee Stock Option (Right to Buy)	13,972	$10.02	$140K
Exercise	Common Stock	13,972	$10.02	$140K
Exercise Price or Tax Liability	Common Stock	3,212	$43.59	$140K
holding	Employee Stock Option (Right to Buy)	--	--	--

Holdings After Transaction: Employee Stock Option (Right to Buy) — 14,980 contracts for 5,000 underlying shares (Direct); Common Stock — 11,688 shares (Direct)

Footnotes (3)

1. F1. 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, in accordance with the 2012 Employee Stock Option Plan and stock option grant.
2. F2. Reflects a net increase of 10,760 shares resulting from the cashless exercise of 13,972 stock options as reflected in this Form.
3. F3. Exercisable, cumulatively, at 20% per year commencing August 25, 2022.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did NSSC executive Stephen M. Spinelli do in this Form 4 filing?

Stephen M. Spinelli exercised employee stock options to acquire 13,972 shares of NAPCO Security Technologies Common Stock, using a cashless method. Shares were simultaneously withheld to cover costs, producing a net increase in his directly held NSSC shares.

How many NSSC shares did Stephen M. Spinelli net from the option exercise?

He recorded a net increase of 10,760 NSSC shares from exercising 13,972 stock options. Part of the gross shares was withheld to pay the option exercise price and related obligations under the company’s 2012 Employee Stock Option Plan.

What prices were involved in Stephen M. Spinelli’s NSSC transactions?

He exercised options at an exercise price of $10.02 per NSSC share. To cover the exercise price and related liabilities, 3,212 shares were withheld at a value of $43.59 per share, as indicated in the Form 4 details.

How many NSSC shares does Stephen M. Spinelli hold after these transactions?

After the reported transactions, Stephen M. Spinelli directly owns 11,688 shares of NAPCO Security Technologies Common Stock. This reflects the net result of the option exercise and the shares withheld to cover the exercise price and related obligations.

What stock options in NSSC does Stephen M. Spinelli still hold after the filing?

He continues to hold employee stock options on 5,000 NSSC shares with an exercise price of $26.94 per share. These options are exercisable cumulatively at 20% per year beginning August 25, 2022 and expire on August 25, 2032.

Was the share disposition in Stephen M. Spinelli’s NSSC Form 4 an open-market sale?

No, the disposition involved 3,212 shares withheld to pay the exercise price and obligations from a cashless option exercise. The Form 4 describes this as a tax and exercise-price payment using delivered securities, not an open-market share sale.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/19/2026 - 04:08 PM Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Spinelli Stephen M

(Last) (First) (Middle)

333 BAYVIEW AVENUE

(Street)

AMITYVILLE NEW YORK 11701

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
NAPCO SECURITY TECHNOLOGIES, INC [ NSSC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Senior Vice President of Sales

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/17/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/17/2026		M		13,972	A	$10.02	14,900	D
Common Stock	03/17/2026		F		3,212(1)	D	$43.59	11,688(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (Right to Buy)	$10.02	03/17/2026		M			13,972	04/30/2021	04/30/2030	Common Stock	13,972	$10.02	9,980	D
Employee Stock Option (Right to Buy)	$26.94							(3)	08/25/2032	Common Stock	5,000		5,000	D

Explanation of Responses:

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, in accordance with the 2012 Employee Stock Option Plan and stock option grant.

2. Reflects a net increase of 10,760 shares resulting from the cashless exercise of 13,972 stock options as reflected in this Form.

3. Exercisable, cumulatively, at 20% per year commencing August 25, 2022.

	Stephen Spinelli	03/19/2026
	** Signature of Reporting Person	Date
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.
* Form 4: SEC 1474 (03-26)