Dimensional Fund Advisors LP Napco Security Technologies, Inc Transaction History

Dimensional Fund Advisors LP

$449 Billion
Q3 2025

A detailed history of Dimensional Fund Advisors LP transactions in Napco Security Technologies, Inc stock. As of the latest transaction made, Dimensional Fund Advisors LP holds 678,085 shares of NSSC stock, worth $27.4 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares

678,085

Previous 719,345 5.74%

Holding current value

$27.4 Million

Previous $21.4 Million 36.36%

% of portfolio

0.01%

Previous 0.01%

20 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 12, 2025	SELL	$29.42 - $43.66 $1.21 Million - $1.8 Million	-41,260 Reduced 5.74%	678,085 $29.1 Million
Q2 2025 Aug 12, 2025	SELL	$19.82 - $29.82 $2.61 Million - $3.92 Million	-131,500 Reduced 15.46%	719,345 $21.4 Million
Q1 2025 May 13, 2025	SELL	$23.02 - $37.2 $3.81 Million - $6.16 Million	-165,709 Reduced 16.3%	850,845 $19.6 Million
Q4 2024 Feb 13, 2025	BUY	$34.51 - $42.2 $17,669 - $21,606	512 Added 0.05%	1,016,554 $36.1 Million
Q3 2024 Nov 07, 2024	SELL	$34.23 - $58.0 $1.86 Million - $3.15 Million	-54,292 Reduced 5.07%	1,016,042 $41.1 Million

Q2 2024 Aug 09, 2024	SELL	$38.77 - $53.0 $4.54 Million - $6.21 Million	-117,151 Reduced 9.87%	1,070,334 $55.6 Million
Q1 2024 May 10, 2024	SELL	$32.36 - $46.11 $76,822 - $109,465	-2,374 Reduced 0.2%	1,187,485 $47.7 Million
Q4 2023 Feb 07, 2024	SELL	$18.37 - $35.25 $843,660 - $1.62 Million	-45,926 Reduced 3.72%	1,189,859 $40.8 Million
Q3 2023 Nov 09, 2023	BUY	$21.11 - $38.41 $262,840 - $478,242	12,451 Added 1.02%	1,235,785 $27.5 Million
Q2 2023 Aug 09, 2023	BUY	$26.77 - $40.23 $309,755 - $465,501	11,571 Added 0.95%	1,223,334 $42.4 Million
Q1 2023 May 12, 2023	SELL	$26.0 - $38.34 $803,166 - $1.18 Million	-30,891 Reduced 2.49%	1,211,763 $45.5 Million
Q4 2022 Feb 09, 2023	SELL	$24.62 - $29.09 $249,597 - $294,914	-10,138 Reduced 0.81%	1,242,654 $34.1 Million
Q3 2022 Nov 10, 2022	BUY	$20.35 - $31.03 $20,187 - $30,781	992 Added 0.08%	1,252,792 $36.4 Million
Q2 2022 Aug 12, 2022	SELL	$15.8 - $21.54 $345,008 - $470,347	-21,836 Reduced 1.71%	1,251,800 $25.8 Million
Q1 2022 May 13, 2022	BUY	$19.28 - $24.43 $12.3 Million - $15.6 Million	638,478 Added 100.52%	1,273,636 $26.1 Million
Q4 2021 Feb 09, 2022	SELL	$21.34 - $25.77 $298,077 - $359,955	-13,968 Reduced 2.15%	635,158 $31.7 Million
Q3 2021 Nov 12, 2021	SELL	$16.68 - $22.5 $112,906 - $152,302	-6,769 Reduced 1.03%	649,126 $28 Million
Q2 2021 Aug 12, 2021	SELL	$15.97 - $18.86 $156,809 - $185,186	-9,819 Reduced 1.47%	655,895 $23.9 Million
Q1 2021 May 14, 2021	SELL	$12.96 - $17.76 $503,172 - $689,532	-38,825 Reduced 5.51%	665,714 $23.2 Million
Q4 2020 Feb 25, 2021	BUY	$11.9 - $15.7 $8.38 Million - $11.1 Million	704,539 New	704,539 $18.5 Million

Others Institutions Holding NSSC

# of Institutions

254

Shares Held

31.5M

Call Options Held

69K

Put Options Held

13.3K

View Full List

About NAPCO SECURITY TECHNOLOGIES, INC

Ticker NSSC
Exchange NASDAQ
Sector Industrials
Industry Security & Protection Services
Shares Outstandng 36,734,500
Market Cap $1.48B
Description
Napco Security Technologies, Inc. develops, manufactures, and sells electronic security products in the United States and internationally. The company offers access control systems, door-locking products, intrusion and fire alarm systems, and video surveillance systems for commercial, residential, institutional, industrial, and governmental appl...

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Dimensional Fund Advisors LP Napco Security Technologies, Inc Transaction History