NAPCO SECURITY TECHNOLOGIES, INC — Director's Dealing 2004

Mar 22, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NAPCO SECURITY SYSTEMS INC (nssc)
CIK: 0000069633
Period of Report: 2004-03-18

Reporting Person: BUCHEL KEVIN S (Director, Senior Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-03-18	NAPCO Security Systems Inc. Common Stock	S	1500	$10.31	Disposed	29501	Direct
2004-03-18	NAPCO Security Systems, Inc. Common Stock	S	100	$10.35	Disposed	29401	Direct
2004-03-22	NAPCO Security Systems, Inc. Common Stock	S	280	$12	Disposed	29121	Direct
2004-03-22	NAPCO Security Systems, Inc. Common Stock	S	2000	$11.9	Disposed	27121	Direct
2004-03-22	NAPCO Security Systems, Inc. Common Stock	S	2720	$11.91	Disposed	24401	Direct
2004-03-22	NAPCO Security Systems, Inc. Common Stock	M	20000	$3.25	Acquired	44401	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2004-03-19	NAPCO Security Systems, Inc. Employee Stock Options	$10.26	A	5000	Acquired	2014-03-19	NAPCO Security Systems, Inc. Common Stock (5000)	Direct
2004-03-22	NAPCO Security Systems, Inc. Employee Stock Options	$3.25	M	20000	Disposed	2004-07-02	NAPCO Security Systems, Inc. Common Stock (0)	Direct

Footnotes

F1: Exercisable, cumulatively, at 20% per year.