What does CUSIP 630402105 represent in this 13F holders report?

CUSIP 630402105 is the security identifier for NSSC - NAPCO SECURITY TECHNOLOGIES, INC - Common Stock used to aggregate holder disclosures.

How many institutions held NSSC - NAPCO SECURITY TECHNOLOGIES, INC - Common Stock in Q1 2021?

99 institutional investors reported NSSC - NAPCO SECURITY TECHNOLOGIES, INC - Common Stock for Q1 2021. Use the holders table for investor-level position and value details.

NAPCO SECURITY TECHNOLOGIES, INC - Common Stock (NSSC)

CUSIP: 630402105

Q1 2021 13F Holders as of 31 Mar 2021

Type / Class: Equity / Common Stock
Shares outstanding: 35,669,620
Total 13F shares: 12,442,697
Share change: +1,059,654
Total reported value: $433,369,893
Put/Call ratio: 39%
Price per share: $34.83
Number of holders: 99
Value change: +$38,502,801
Number of buys: 52
Number of sells: 38

Quarterly Holders Quick Answers

What is CUSIP 630402105?
CUSIP 630402105 identifies NSSC - NAPCO SECURITY TECHNOLOGIES, INC - Common Stock in SEC institutional holdings data.

Need full ownership history?
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Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q2 2021
Previous quarter: Q4 2020

Recent filing periods for CUSIP 630402105:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of NSSC - NAPCO SECURITY TECHNOLOGIES, INC - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
WASATCH ADVISORS LP	13F	Company	2.9%	1,029,244	$26,987,000	—	31 Dec 2020	13F
BlackRock Finance, Inc.	13F	Company	2.4%	853,517	$22,380,000	—	31 Dec 2020	13F
JANUS HENDERSON GROUP PLC	13F	Company	2.3%	810,325	$21,247,000	—	31 Dec 2020	13F
VANGUARD GROUP INC	13F	Company	2%	719,594	$18,869,000	—	31 Dec 2020	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	2%	704,539	$18,473,000	—	31 Dec 2020	13F
Polar Asset Management Partners Inc.	13F	Company	1.7%	594,103	$15,577,000	—	31 Dec 2020	13F
GW&K Investment Management, LLC	13F	Company	1.6%	561,739	$14,729,000	—	31 Dec 2020	13F
Russell Investments Group, Ltd.	13F	Company	1.5%	536,139	$14,057,000	—	31 Dec 2020	13F
Handelsbanken Fonder AB	13F	Company	1.3%	480,000	$12,586,000	—	31 Dec 2020	13F
Summit Creek Advisors LLC	13F	Company	1.3%	453,200	$11,883,000	—	31 Dec 2020	13F
THRIVENT FINANCIAL FOR LUTHERANS	13F	Company	1%	363,663	$9,535,000	—	31 Dec 2020	13F
Hood River Capital Management LLC	13F	Company	0.86%	308,429	$8,087,000	—	31 Dec 2020	13F
FMR LLC	13F	Company	0.76%	270,615	$7,096,000	—	31 Dec 2020	13F
Ranger Investment Management, L.P.	13F	Company	0.74%	264,011	$6,922,000	—	31 Dec 2020	13F
STATE STREET CORP	13F	Company	0.61%	218,710	$5,735,000	—	31 Dec 2020	13F
Taylor Frigon Capital Management LLC	13F	Company	0.53%	190,804	$5,003,000	—	31 Dec 2020	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	0.53%	187,470	$4,915,000	—	31 Dec 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.52%	187,142	$4,906,000	—	31 Dec 2020	13F
Uniplan Investment Counsel, Inc.	13F	Company	0.52%	186,311	$4,885,000	—	31 Dec 2020	13F
Foundry Partners, LLC	13F	Company	0.46%	165,000	$4,326,000	—	31 Dec 2020	13F
Neuberger Berman Group LLC	13F	Company	0.46%	164,300	$4,308,000	—	31 Dec 2020	13F
NORTHERN TRUST CORP	13F	Company	0.44%	157,652	$4,134,000	—	31 Dec 2020	13F
Investeringsforvaltning Handelsinvest	13F	Individual	0.42%	150,000	$3,933,000	—	31 Dec 2020	13F
Visionary Wealth Advisors	13F	Company	0.39%	140,572	$3,686,000	—	31 Dec 2020	13F
THB ASSET MANAGEMENT	13F	Company	0.37%	133,282	$3,494,000	—	31 Dec 2020	13F
VICTORY CAPITAL MANAGEMENT INC	13F	Company	0.3%	107,571	$2,821,000	—	31 Dec 2020	13F
Roubaix Capital, LLC	13F	Company	0.24%	85,811	$2,250,000	—	31 Dec 2020	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.22%	77,601	$2,035,000	—	31 Dec 2020	13F
ROYAL BANK OF CANADA	13F	Company	0.21%	74,771	$1,961,000	—	31 Dec 2020	13F
Allianz Asset Management GmbH	13F	Company	0.2%	72,573	$1,903,000	—	31 Dec 2020	13F
Bank of New York Mellon Corp	13F	Company	0.19%	67,500	$1,770,000	—	31 Dec 2020	13F
BLAIR WILLIAM & CO/IL	13F	Company	0.19%	66,949	$1,755,000	—	31 Dec 2020	13F
HighTower Advisors, LLC	13F	Company	0.18%	63,496	$1,664,000	—	31 Dec 2020	13F
North Star Investment Management Corp.	13F	Company	0.17%	60,875	$1,596,000	—	31 Dec 2020	13F
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	13F	Company	0.17%	59,426	$1,558,000	—	31 Dec 2020	13F
WHITE PINE CAPITAL LLC	13F	Company	0.15%	54,118	$1,419,000	—	31 Dec 2020	13F
ISTHMUS PARTNERS, LLC	13F	Company	0.15%	53,258	$1,396,000	—	31 Dec 2020	13F
Pentwater Capital Management LP	13F	Company	0.13%	47,500	$1,245,000	—	31 Dec 2020	13F
RAFFLES ASSOCIATES LP	13F	Company	0.13%	46,959	$1,231,000	—	31 Dec 2020	13F
Nuveen Asset Management, LLC	13F	Company	0.13%	46,218	$1,212,000	—	31 Dec 2020	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.12%	42,847	$1,124,000	—	31 Dec 2020	13F
JPMORGAN CHASE & CO	13F	Company	0.1%	37,289	$978,000	—	31 Dec 2020	13F
Swiss National Bank	13F	Company	0.09%	33,700	$884,000	—	31 Dec 2020	13F
LOS ANGELES CAPITAL MANAGEMENT LLC	13F	Company	0.09%	33,070	$867,000	—	31 Dec 2020	13F
Black Maple Capital Management LP	13F	Company	0.09%	32,500	$852,000	—	31 Dec 2020	13F
CITADEL ADVISORS LLC	13F	Company	0.09%	32,062	$841,000	—	31 Dec 2020	13F
HRT FINANCIAL LP	13F	Company	0.09%	30,750	$806,000	—	31 Dec 2020	13F
Teton Advisors, Inc.	13F	Company	0.08%	30,000	$787,000	—	31 Dec 2020	13F
FIRST TRUST ADVISORS LP	13F	Company	0.08%	28,409	$745,000	—	31 Dec 2020	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.07%	25,871	$678,000	—	31 Dec 2020	13F

Institutional Holders of NAPCO SECURITY TECHNOLOGIES, INC - Common Stock (NSSC) as of Q1 2021

As of 31 Mar 2021, NAPCO SECURITY TECHNOLOGIES, INC - Common Stock (NSSC) was held by 99 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 12,442,697 shares. The largest 10 holders included WASATCH ADVISORS INC, BlackRock Inc., Thrivent Financial for Lutherans, JANUS HENDERSON GROUP PLC, FMR LLC, VANGUARD GROUP INC, DIMENSIONAL FUND ADVISORS LP, GW&K Investment Management, LLC, Handelsbanken Fonder AB, and Polar Asset Management Partners Inc.. This page lists 99 institutional shareholders reporting positions in this security for the Q1 2021 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2021 vs Q4 2020 Across Filers

Q4 2020 holders

Q1 2021 holders

Holder diff

Investor	Q4 2020 Shares	Q1 2021 Shares	Share Diff	Share Chg %	Q4 2020 Value $	Q1 2021 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.