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Napco Security Technologies, Inc
(NSSC US)
$30.22
-0.12
0.40%
Ext:
$30.06
-0.16
0.54%
(Market Closed · 01:00:08 UTC)
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Home
Stock Screener
Document Search
Charting
Watchlists
Recent Filings
Napco Security Technologies, Inc
(NSSC US)
$30.22
-0.12
0.40%
Ext:
$30.06
-0.16
0.54%
(Market Closed · 01:00:08 UTC)
Follow
Doc Search
Profile
Entity Structure
SEC Filings
Financials
Charting
Short Interest
Employees
NSSC US
Ask AI
NSSC US
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SEC Filings by Owner
SEC Filings by Owner
Select Filings
Insider Ownership
SOLOWAY RICHARD
(46)
Expand
Form 4
PRIMARY DOCUMENT
1 Oct
Form 4
PRIMARY DOCUMENT
28 Aug
Form 4
PRIMARY DOCUMENT
4 Mar
Form 4
PRIMARY DOCUMENT
11 Feb
Form 4
PRIMARY DOCUMENT
6 Feb
Form 4
Statement of changes in beneficial ownership
8 May 2024
Form 4
Statement of changes in beneficial ownership
10 Apr 2024
Form 4
Statement of changes in beneficial ownership
12 Mar 2024
Form 4
PRIMARY DOCUMENT
15 Feb 2024
Form 4
PRIMARY DOCUMENT
13 Feb 2024
CARRIERI MICHAEL
(43)
Expand
Form 4
PRIMARY DOCUMENT
27 Feb
Form 4
PRIMARY DOCUMENT
18 Sep 2025
Form 4
PRIMARY DOCUMENT
29 Aug 2024
Form 4
PRIMARY DOCUMENT
3 May 2024
Form 4
PRIMARY DOCUMENT
12 Feb 2024
Form 4
PRIMARY DOCUMENT
15 Dec 2023
Form 4
PRIMARY DOCUMENT
22 Feb 2023
Form 4
PRIMARY DOCUMENT
30 Nov 2022
Form 4
PRIMARY DOCUMENT
23 Nov 2022
Form 4
PRIMARY DOCUMENT
14 Sep 2022
BUCHEL KEVIN S
(42)
Expand
Form 4
PRIMARY DOCUMENT
1 Oct
Form 4
PRIMARY DOCUMENT
20 Feb
Form 4/A
PRIMARY DOCUMENT
20 Feb
Form 4
PRIMARY DOCUMENT
3 May 2024
Form 4
Statement of changes in beneficial ownership
14 Mar 2024
Form 4/A
PRIMARY DOCUMENT
14 Feb 2024
Form 4
PRIMARY DOCUMENT
13 Feb 2024
Form 4
Statement of changes in beneficial ownership
24 Feb 2023
Form 4
Statement of changes in beneficial ownership
15 Feb 2023
Form 4
PRIMARY DOCUMENT
16 Nov 2022
BEEBER PAUL STEPHEN
(28)
Expand
Form 4
PRIMARY DOCUMENT
16 Sep 2024
Form 4
PRIMARY DOCUMENT
20 Jun 2024
Form 4
PRIMARY DOCUMENT
16 May 2024
Form 4
PRIMARY DOCUMENT
12 Feb 2024
Form 4
PRIMARY DOCUMENT
6 Jun 2023
Form 4
PRIMARY DOCUMENT
22 Feb 2023
Form 4
PRIMARY DOCUMENT
4 Jan 2024
Form 4
PRIMARY DOCUMENT
13 Dec 2022
Form 4
PRIMARY DOCUMENT
2 Dec 2022
Form 4
PRIMARY DOCUMENT
13 Sep 2022
HEVIA JORGE
(25)
Expand
Form 4
PRIMARY DOCUMENT
22 May 2020
Form 4
PRIMARY DOCUMENT
12 May 2020
Form 4
PRIMARY DOCUMENT
8 May 2020
Form 4
PRIMARY DOCUMENT
7 Feb 2020
Form 4
PRIMARY DOCUMENT
30 Oct 2019
Form 4
PRIMARY DOCUMENT
27 Feb 2019
Form 4
PRIMARY DOCUMENT
19 Nov 2018
Form 4
PRIMARY DOCUMENT
26 Oct 2018
Form 4
PRIMARY DOCUMENT
16 May 2018
Form 4
PRIMARY DOCUMENT
22 Dec 2017
WILDER ANDREW
(17)
Expand
Form 4
PRIMARY DOCUMENT
31 Aug 2022
Form 4
PRIMARY DOCUMENT
3 Nov 2021
Form 4
PRIMARY DOCUMENT
20 Feb 2020
Form 4
PRIMARY DOCUMENT
30 Oct 2019
Form 4
PRIMARY DOCUMENT
21 Dec 2018
Form 4
PRIMARY DOCUMENT
23 Oct 2019
Form 4
PRIMARY DOCUMENT
17 Dec 2018
Form 4
PRIMARY DOCUMENT
20 Dec 2017
Form 4
PRIMARY DOCUMENT
21 Dec 2016
Form 4
PRIMARY DOCUMENT
7 Dec 2015
Soloway Donna Anne
(16)
Expand
Form 4
PRIMARY DOCUMENT
28 Aug
Form 4
PRIMARY DOCUMENT
20 May
Form 4
PRIMARY DOCUMENT
25 Aug 2022
Form 4
PRIMARY DOCUMENT
25 Oct 2021
Form 4
PRIMARY DOCUMENT
14 May 2021
Form 4
PRIMARY DOCUMENT
20 Feb 2020
Form 4
PRIMARY DOCUMENT
30 Oct 2019
Form 4
PRIMARY DOCUMENT
8 Feb 2019
Form 4
PRIMARY DOCUMENT
13 Dec 2018
Form 4
PRIMARY DOCUMENT
13 Nov 2018
Blaustein Randy B
(14)
Expand
Form 4
PRIMARY DOCUMENT
20 Feb 2020
Form 4
PRIMARY DOCUMENT
30 Oct 2019
Form 4
PRIMARY DOCUMENT
27 Dec 2018
Form 4
PRIMARY DOCUMENT
20 Dec 2017
Form 4
PRIMARY DOCUMENT
21 Mar 2017
Form 4
PRIMARY DOCUMENT
22 Oct 2014
Form 4
PRIMARY DOCUMENT
3 Oct 2013
Form 4
PRIMARY DOCUMENT
25 Oct 2007
Form 4
PRIMARY DOCUMENT
19 Aug 2005
Form 4
PRIMARY DOCUMENT
12 Oct 2005
BLUMENTHAL ARNOLD
(13)
Expand
Form 4
PRIMARY DOCUMENT
28 Jun 2019
Form 4
PRIMARY DOCUMENT
17 Dec 2018
Form 4
PRIMARY DOCUMENT
7 Dec 2018
Form 4
PRIMARY DOCUMENT
20 Dec 2017
Form 4
PRIMARY DOCUMENT
14 Dec 2016
Form 4
PRIMARY DOCUMENT
22 Oct 2014
Form 4
PRIMARY DOCUMENT
4 Oct 2013
Form 4
PRIMARY DOCUMENT
12 May 2009
Form 4
PRIMARY DOCUMENT
10 Feb 2009
Form 4
PRIMARY DOCUMENT
25 Oct 2007
Spinelli Stephen M
(7)
Expand
Form 4
PRIMARY DOCUMENT
19 Mar
Form 4
PRIMARY DOCUMENT
18 Nov 2025
Form 4
PRIMARY DOCUMENT
6 Jun 2025
Form 4
PRIMARY DOCUMENT
29 Jul 2024
Form 4
PRIMARY DOCUMENT
13 Feb 2024
Form 4
PRIMARY DOCUMENT
31 Aug 2022
Form 3
PRIMARY DOCUMENT
18 May 2020
CANNELL CAPITAL LLC
(3)
Expand
Form 4
PRIMARY DOCUMENT
11 Jan 2006
Form 4
PRIMARY DOCUMENT
13 Jul 2005
Form 3
PRIMARY DOCUMENT
11 Jul 2005
LAZIO RICK A
(3)
Expand
Form 4
PRIMARY DOCUMENT
12 Sep 2022
Form 4
PRIMARY DOCUMENT
3 Nov 2021
Form 3
PRIMARY DOCUMENT
12 Nov 2020
Ungar Robert A
(3)
Expand
Form 4
PRIMARY DOCUMENT
31 Aug 2022
Form 4
PRIMARY DOCUMENT
2 Feb 2022
Form 3
PRIMARY DOCUMENT
20 Feb 2020
Lorber William G
(2)
Expand
Form 4
PRIMARY DOCUMENT
28 Dec 2005
Form 4
PRIMARY DOCUMENT
14 Nov 2005
Gaudio Raymond
(2)
Expand
Form 4
PRIMARY DOCUMENT
21 Jul 2009
Form 4
PRIMARY DOCUMENT
28 Oct 2005
Marks George
(2)
Expand
Form 4
PRIMARY DOCUMENT
3 Sep 2008
Form 3
PRIMARY DOCUMENT
3 Sep 2008
ROSENBERG KENNETH
(1)
Expand
Form 4
Statement of changes in beneficial ownership
10 Jun 1998
Keel Frank
(1)
Expand
Form 4
PRIMARY DOCUMENT
29 Mar 2005
Schramme Scott
(1)
Expand
Form 4
PRIMARY DOCUMENT
30 Mar 2005
Paterson David Alexander
(1)
Expand
Form 3
PRIMARY DOCUMENT
21 Feb 2023
Vuono Andrew J.
(1)
Expand
Form 3
PRIMARY DOCUMENT
5 Jun 2024
Pipczynski Joseph Casmir
(1)
Expand
Form 3
PRIMARY DOCUMENT
6 Feb
≥5% Ownership
Alexander Capital Advisors, LLC
(12)
Expand
SC 13G/A
Napco Security Technologies, Inc
28 Jun 2019
SC 13G/A
Napco Security Technologies, Inc
5 Feb 2019
SC 13G/A
Napco Security Technologies, Inc
16 Jan 2018
SC 13G/A
Napco Security Technologies, Inc
12 Jan 2017
SC 13G/A
Napco Security Technologies, Inc
19 Jan 2016
SC 13G/A
Napco Security Technologies, Inc
16 Jan 2015
SC 13G/A
Napco Security Technologies, Inc
31 Jan 2014
SC 13G/A
Napco Security Technologies, Inc
13 Feb 2013
SC 13G/A
Napco Security Technologies, Inc
13 Feb 2012
SC 13G/A
Napco Security Technologies, Inc
7 Feb 2011
DIMENSIONAL FUND ADVISORS LP
(11)
Expand
SC 13G/A
Napco Security Technologies, Inc
12 Feb 2020
SC 13G
Napco Security Technologies, Inc
8 Feb 2019
SC 13G/A
Napco Security Systems Inc
9 Feb 2005
SC 13G/A
Napco Security Systems Inc
6 Feb 2004
SC 13G/A
Napco Security Systems Inc
13 Feb 2003
SC 13G/A
Napco Security Systems Inc
12 Feb 2002
SC 13G
Napco Security Systems Inc
2 Feb 2001
SC 13G
Napco Security Systems Inc
3 Feb 2000
SC 13G
Napco Security Systems Inc
11 Feb 1999
SC 13G
Napco Security Systems Inc
10 Feb 1998
BlackRock Inc.
(6)
Expand
SC 13G/A
Napco Security Technologies, Inc
26 Jan 2024
SC 13G
Napco Security Technologies, Inc
3 Feb 2023
SC 13G/A
Napco Security Technologies, Inc
9 Feb 2022
SC 13G
Napco Security Technologies, Inc
4 Feb 2022
SC 13G/A
Napco Security Technologies, Inc
10 Apr 2019
SC 13G
Napco Security Technologies, Inc
8 Feb 2019
VANGUARD GROUP INC
(4)
Expand
SC 13G/A
Napco Security Technologies, Inc
27 Mar
SC 13G/A
Napco Security Technologies, Inc
30 Jan 2025
SC 13G/A
Napco Security Technologies, Inc
13 Feb 2024
SC 13G
Napco Security Technologies, Inc
9 Feb 2023
FMR LLC
(4)
Expand
SC 13G/A
Napco Security Technologies, Inc
12 May 2025
SC 13G
Napco Security Technologies, Inc
12 Nov 2024
SC 13G/A
Napco Security Technologies, Inc
9 Feb 2024
SC 13G
Napco Security Technologies, Inc
9 Feb 2023
LIFSCHITZ SANDRA
(4)
Expand
SC 13D
Napco Security Systems Inc
24 Jan 2003
SC 13D
Napco Security Systems Inc
14 Jan 2003
SC 13D
Napco Security Systems Inc
16 Oct 2002
SC 13D
Napco Security Systems Inc
22 May 2001
SOLOWAY RICHARD
(4)
Expand
SC 13D/A
Napco Security Technologies, Inc
12 Mar 2024
SC 13D/A
Napco Security Technologies, Inc
13 Feb 2023
SC 13D/A
Napco Security Technologies, Inc
17 Nov 2022
SC 13D
Napco Security Technologies, Inc
28 Dec 2020
BlackRock, Inc.
(4)
Expand
SC 13G/A
Napco Security Technologies, Inc
7 Apr
SC 13G/A
Napco Security Technologies, Inc
17 Oct 2025
SC 13G/A
Napco Security Technologies, Inc
12 Nov 2024
SC 13G/A
Napco Security Technologies, Inc
21 Oct 2024
CANNELL J CARLO
(3)
Expand
SC 13G/A
Napco Security Systems Inc
21 Apr 2006
SC 13G/A
Napco Security Systems Inc
27 Feb 2006
SC 13G/A
Napco Security Systems Inc
15 Feb 2006
Copeland Capital Management, LLC
(3)
Expand
SC 13G
Napco Security Technologies, Inc
13 Oct
SC 13G
Napco Security Technologies, Inc
4 Aug
SC 13G
Napco Security Technologies, Inc
7 May
WASATCH ADVISORS INC
(2)
Expand
SC 13G/A
Napco Security Technologies, Inc
11 Feb 2022
SC 13G
Napco Security Technologies, Inc
11 Feb 2021
HEARTLAND ADVISORS INC
(2)
Expand
SC 13G/A
Napco Security Systems Inc
10 Apr 2008
SC 13G
Napco Security Systems Inc
8 Feb 2008
GALLEON MANAGEMENT L P
(2)
Expand
SC 13G/A
Napco Security Systems Inc
14 Feb 2008
SC 13G/A
Napco Security Systems Inc
2 Mar 2007
CANNELL CAPITAL LLC
(2)
Expand
SC 13G/A
Napco Security Systems Inc
22 Jul 2005
SC 13G
Napco Security Systems Inc
18 Feb 2005
RIVERBRIDGE PARTNERS LLC
(2)
Expand
SC 13G/A
Napco Security Technologies, Inc
4 Feb 2011
SC 13G
Napco Security Technologies, Inc
4 Feb 2010
GAGNON SECURITIES LLC
(2)
Expand
SC 13G/A
Napco Security Technologies, Inc
7 Feb 2014
SC 13G
Napco Security Technologies, Inc
13 Feb 2013
Epoch Investment Partners Inc.
(2)
Expand
SC 13G/A
Napco Security Technologies, Inc
11 Feb 2011
SC 13G
Napco Security Technologies, Inc
16 Feb 2010
RUTABAGA CAPITAL MANAGEMENT LLC/MA
(1)
Expand
SC 13G
Napco Security Systems Inc
14 Feb 2008
T. Rowe Price Investment Management, Inc.
(1)
Expand
SC 13G
Napco Security Technologies, Inc
14 Feb 2024
VANGUARD CAPITAL MANAGEMENT LLC
(1)
Expand
SC 13G
Napco Security Technologies, Inc
31 Jul
Select Filings
Insider Ownership
SOLOWAY RICHARD
(46)
Expand
Form 4
PRIMARY DOCUMENT
1 Oct
Form 4
PRIMARY DOCUMENT
28 Aug
Form 4
PRIMARY DOCUMENT
4 Mar
Form 4
PRIMARY DOCUMENT
11 Feb
Form 4
PRIMARY DOCUMENT
6 Feb
Form 4
Statement of changes in beneficial ownership
8 May 2024
Form 4
Statement of changes in beneficial ownership
10 Apr 2024
Form 4
Statement of changes in beneficial ownership
12 Mar 2024
Form 4
PRIMARY DOCUMENT
15 Feb 2024
Form 4
PRIMARY DOCUMENT
13 Feb 2024
CARRIERI MICHAEL
(43)
Expand
Form 4
PRIMARY DOCUMENT
27 Feb
Form 4
PRIMARY DOCUMENT
18 Sep 2025
Form 4
PRIMARY DOCUMENT
29 Aug 2024
Form 4
PRIMARY DOCUMENT
3 May 2024
Form 4
PRIMARY DOCUMENT
12 Feb 2024
Form 4
PRIMARY DOCUMENT
15 Dec 2023
Form 4
PRIMARY DOCUMENT
22 Feb 2023
Form 4
PRIMARY DOCUMENT
30 Nov 2022
Form 4
PRIMARY DOCUMENT
23 Nov 2022
Form 4
PRIMARY DOCUMENT
14 Sep 2022
BUCHEL KEVIN S
(42)
Expand
Form 4
PRIMARY DOCUMENT
1 Oct
Form 4
PRIMARY DOCUMENT
20 Feb
Form 4/A
PRIMARY DOCUMENT
20 Feb
Form 4
PRIMARY DOCUMENT
3 May 2024
Form 4
Statement of changes in beneficial ownership
14 Mar 2024
Form 4/A
PRIMARY DOCUMENT
14 Feb 2024
Form 4
PRIMARY DOCUMENT
13 Feb 2024
Form 4
Statement of changes in beneficial ownership
24 Feb 2023
Form 4
Statement of changes in beneficial ownership
15 Feb 2023
Form 4
PRIMARY DOCUMENT
16 Nov 2022
BEEBER PAUL STEPHEN
(28)
Expand
Form 4
PRIMARY DOCUMENT
16 Sep 2024
Form 4
PRIMARY DOCUMENT
20 Jun 2024
Form 4
PRIMARY DOCUMENT
16 May 2024
Form 4
PRIMARY DOCUMENT
12 Feb 2024
Form 4
PRIMARY DOCUMENT
6 Jun 2023
Form 4
PRIMARY DOCUMENT
22 Feb 2023
Form 4
PRIMARY DOCUMENT
4 Jan 2024
Form 4
PRIMARY DOCUMENT
13 Dec 2022
Form 4
PRIMARY DOCUMENT
2 Dec 2022
Form 4
PRIMARY DOCUMENT
13 Sep 2022
HEVIA JORGE
(25)
Expand
Form 4
PRIMARY DOCUMENT
22 May 2020
Form 4
PRIMARY DOCUMENT
12 May 2020
Form 4
PRIMARY DOCUMENT
8 May 2020
Form 4
PRIMARY DOCUMENT
7 Feb 2020
Form 4
PRIMARY DOCUMENT
30 Oct 2019
Form 4
PRIMARY DOCUMENT
27 Feb 2019
Form 4
PRIMARY DOCUMENT
19 Nov 2018
Form 4
PRIMARY DOCUMENT
26 Oct 2018
Form 4
PRIMARY DOCUMENT
16 May 2018
Form 4
PRIMARY DOCUMENT
22 Dec 2017
WILDER ANDREW
(17)
Expand
Form 4
PRIMARY DOCUMENT
31 Aug 2022
Form 4
PRIMARY DOCUMENT
3 Nov 2021
Form 4
PRIMARY DOCUMENT
20 Feb 2020
Form 4
PRIMARY DOCUMENT
30 Oct 2019
Form 4
PRIMARY DOCUMENT
21 Dec 2018
Form 4
PRIMARY DOCUMENT
23 Oct 2019
Form 4
PRIMARY DOCUMENT
17 Dec 2018
Form 4
PRIMARY DOCUMENT
20 Dec 2017
Form 4
PRIMARY DOCUMENT
21 Dec 2016
Form 4
PRIMARY DOCUMENT
7 Dec 2015
Soloway Donna Anne
(16)
Expand
Form 4
PRIMARY DOCUMENT
28 Aug
Form 4
PRIMARY DOCUMENT
20 May
Form 4
PRIMARY DOCUMENT
25 Aug 2022
Form 4
PRIMARY DOCUMENT
25 Oct 2021
Form 4
PRIMARY DOCUMENT
14 May 2021
Form 4
PRIMARY DOCUMENT
20 Feb 2020
Form 4
PRIMARY DOCUMENT
30 Oct 2019
Form 4
PRIMARY DOCUMENT
8 Feb 2019
Form 4
PRIMARY DOCUMENT
13 Dec 2018
Form 4
PRIMARY DOCUMENT
13 Nov 2018
Blaustein Randy B
(14)
Expand
Form 4
PRIMARY DOCUMENT
20 Feb 2020
Form 4
PRIMARY DOCUMENT
30 Oct 2019
Form 4
PRIMARY DOCUMENT
27 Dec 2018
Form 4
PRIMARY DOCUMENT
20 Dec 2017
Form 4
PRIMARY DOCUMENT
21 Mar 2017
Form 4
PRIMARY DOCUMENT
22 Oct 2014
Form 4
PRIMARY DOCUMENT
3 Oct 2013
Form 4
PRIMARY DOCUMENT
25 Oct 2007
Form 4
PRIMARY DOCUMENT
19 Aug 2005
Form 4
PRIMARY DOCUMENT
12 Oct 2005
BLUMENTHAL ARNOLD
(13)
Expand
Form 4
PRIMARY DOCUMENT
28 Jun 2019
Form 4
PRIMARY DOCUMENT
17 Dec 2018
Form 4
PRIMARY DOCUMENT
7 Dec 2018
Form 4
PRIMARY DOCUMENT
20 Dec 2017
Form 4
PRIMARY DOCUMENT
14 Dec 2016
Form 4
PRIMARY DOCUMENT
22 Oct 2014
Form 4
PRIMARY DOCUMENT
4 Oct 2013
Form 4
PRIMARY DOCUMENT
12 May 2009
Form 4
PRIMARY DOCUMENT
10 Feb 2009
Form 4
PRIMARY DOCUMENT
25 Oct 2007
Spinelli Stephen M
(7)
Expand
Form 4
PRIMARY DOCUMENT
19 Mar
Form 4
PRIMARY DOCUMENT
18 Nov 2025
Form 4
PRIMARY DOCUMENT
6 Jun 2025
Form 4
PRIMARY DOCUMENT
29 Jul 2024
Form 4
PRIMARY DOCUMENT
13 Feb 2024
Form 4
PRIMARY DOCUMENT
31 Aug 2022
Form 3
PRIMARY DOCUMENT
18 May 2020
CANNELL CAPITAL LLC
(3)
Expand
Form 4
PRIMARY DOCUMENT
11 Jan 2006
Form 4
PRIMARY DOCUMENT
13 Jul 2005
Form 3
PRIMARY DOCUMENT
11 Jul 2005
LAZIO RICK A
(3)
Expand
Form 4
PRIMARY DOCUMENT
12 Sep 2022
Form 4
PRIMARY DOCUMENT
3 Nov 2021
Form 3
PRIMARY DOCUMENT
12 Nov 2020
Ungar Robert A
(3)
Expand
Form 4
PRIMARY DOCUMENT
31 Aug 2022
Form 4
PRIMARY DOCUMENT
2 Feb 2022
Form 3
PRIMARY DOCUMENT
20 Feb 2020
Lorber William G
(2)
Expand
Form 4
PRIMARY DOCUMENT
28 Dec 2005
Form 4
PRIMARY DOCUMENT
14 Nov 2005
Gaudio Raymond
(2)
Expand
Form 4
PRIMARY DOCUMENT
21 Jul 2009
Form 4
PRIMARY DOCUMENT
28 Oct 2005
Marks George
(2)
Expand
Form 4
PRIMARY DOCUMENT
3 Sep 2008
Form 3
PRIMARY DOCUMENT
3 Sep 2008
ROSENBERG KENNETH
(1)
Expand
Form 4
Statement of changes in beneficial ownership
10 Jun 1998
Keel Frank
(1)
Expand
Form 4
PRIMARY DOCUMENT
29 Mar 2005
Schramme Scott
(1)
Expand
Form 4
PRIMARY DOCUMENT
30 Mar 2005
Paterson David Alexander
(1)
Expand
Form 3
PRIMARY DOCUMENT
21 Feb 2023
Vuono Andrew J.
(1)
Expand
Form 3
PRIMARY DOCUMENT
5 Jun 2024
Pipczynski Joseph Casmir
(1)
Expand
Form 3
PRIMARY DOCUMENT
6 Feb
≥5% Ownership
Alexander Capital Advisors, LLC
(12)
Expand
SC 13G/A
Napco Security Technologies, Inc
28 Jun 2019
SC 13G/A
Napco Security Technologies, Inc
5 Feb 2019
SC 13G/A
Napco Security Technologies, Inc
16 Jan 2018
SC 13G/A
Napco Security Technologies, Inc
12 Jan 2017
SC 13G/A
Napco Security Technologies, Inc
19 Jan 2016
SC 13G/A
Napco Security Technologies, Inc
16 Jan 2015
SC 13G/A
Napco Security Technologies, Inc
31 Jan 2014
SC 13G/A
Napco Security Technologies, Inc
13 Feb 2013
SC 13G/A
Napco Security Technologies, Inc
13 Feb 2012
SC 13G/A
Napco Security Technologies, Inc
7 Feb 2011
DIMENSIONAL FUND ADVISORS LP
(11)
Expand
SC 13G/A
Napco Security Technologies, Inc
12 Feb 2020
SC 13G
Napco Security Technologies, Inc
8 Feb 2019
SC 13G/A
Napco Security Systems Inc
9 Feb 2005
SC 13G/A
Napco Security Systems Inc
6 Feb 2004
SC 13G/A
Napco Security Systems Inc
13 Feb 2003
SC 13G/A
Napco Security Systems Inc
12 Feb 2002
SC 13G
Napco Security Systems Inc
2 Feb 2001
SC 13G
Napco Security Systems Inc
3 Feb 2000
SC 13G
Napco Security Systems Inc
11 Feb 1999
SC 13G
Napco Security Systems Inc
10 Feb 1998
BlackRock Inc.
(6)
Expand
SC 13G/A
Napco Security Technologies, Inc
26 Jan 2024
SC 13G
Napco Security Technologies, Inc
3 Feb 2023
SC 13G/A
Napco Security Technologies, Inc
9 Feb 2022
SC 13G
Napco Security Technologies, Inc
4 Feb 2022
SC 13G/A
Napco Security Technologies, Inc
10 Apr 2019
SC 13G
Napco Security Technologies, Inc
8 Feb 2019
VANGUARD GROUP INC
(4)
Expand
SC 13G/A
Napco Security Technologies, Inc
27 Mar
SC 13G/A
Napco Security Technologies, Inc
30 Jan 2025
SC 13G/A
Napco Security Technologies, Inc
13 Feb 2024
SC 13G
Napco Security Technologies, Inc
9 Feb 2023
FMR LLC
(4)
Expand
SC 13G/A
Napco Security Technologies, Inc
12 May 2025
SC 13G
Napco Security Technologies, Inc
12 Nov 2024
SC 13G/A
Napco Security Technologies, Inc
9 Feb 2024
SC 13G
Napco Security Technologies, Inc
9 Feb 2023
LIFSCHITZ SANDRA
(4)
Expand
SC 13D
Napco Security Systems Inc
24 Jan 2003
SC 13D
Napco Security Systems Inc
14 Jan 2003
SC 13D
Napco Security Systems Inc
16 Oct 2002
SC 13D
Napco Security Systems Inc
22 May 2001
SOLOWAY RICHARD
(4)
Expand
SC 13D/A
Napco Security Technologies, Inc
12 Mar 2024
SC 13D/A
Napco Security Technologies, Inc
13 Feb 2023
SC 13D/A
Napco Security Technologies, Inc
17 Nov 2022
SC 13D
Napco Security Technologies, Inc
28 Dec 2020
BlackRock, Inc.
(4)
Expand
SC 13G/A
Napco Security Technologies, Inc
7 Apr
SC 13G/A
Napco Security Technologies, Inc
17 Oct 2025
SC 13G/A
Napco Security Technologies, Inc
12 Nov 2024
SC 13G/A
Napco Security Technologies, Inc
21 Oct 2024
CANNELL J CARLO
(3)
Expand
SC 13G/A
Napco Security Systems Inc
21 Apr 2006
SC 13G/A
Napco Security Systems Inc
27 Feb 2006
SC 13G/A
Napco Security Systems Inc
15 Feb 2006
Copeland Capital Management, LLC
(3)
Expand
SC 13G
Napco Security Technologies, Inc
13 Oct
SC 13G
Napco Security Technologies, Inc
4 Aug
SC 13G
Napco Security Technologies, Inc
7 May
WASATCH ADVISORS INC
(2)
Expand
SC 13G/A
Napco Security Technologies, Inc
11 Feb 2022
SC 13G
Napco Security Technologies, Inc
11 Feb 2021
HEARTLAND ADVISORS INC
(2)
Expand
SC 13G/A
Napco Security Systems Inc
10 Apr 2008
SC 13G
Napco Security Systems Inc
8 Feb 2008
GALLEON MANAGEMENT L P
(2)
Expand
SC 13G/A
Napco Security Systems Inc
14 Feb 2008
SC 13G/A
Napco Security Systems Inc
2 Mar 2007
CANNELL CAPITAL LLC
(2)
Expand
SC 13G/A
Napco Security Systems Inc
22 Jul 2005
SC 13G
Napco Security Systems Inc
18 Feb 2005
RIVERBRIDGE PARTNERS LLC
(2)
Expand
SC 13G/A
Napco Security Technologies, Inc
4 Feb 2011
SC 13G
Napco Security Technologies, Inc
4 Feb 2010
GAGNON SECURITIES LLC
(2)
Expand
SC 13G/A
Napco Security Technologies, Inc
7 Feb 2014
SC 13G
Napco Security Technologies, Inc
13 Feb 2013
Epoch Investment Partners Inc.
(2)
Expand
SC 13G/A
Napco Security Technologies, Inc
11 Feb 2011
SC 13G
Napco Security Technologies, Inc
16 Feb 2010
RUTABAGA CAPITAL MANAGEMENT LLC/MA
(1)
Expand
SC 13G
Napco Security Systems Inc
14 Feb 2008
T. Rowe Price Investment Management, Inc.
(1)
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SC 13G
Napco Security Technologies, Inc
14 Feb 2024
VANGUARD CAPITAL MANAGEMENT LLC
(1)
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SC 13G
Napco Security Technologies, Inc
31 Jul
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