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Napco Security Technologies, Inc

NSSC
Exchange
Nasdaq
Industry
Communications Equipment, NEC
SEC CIK
0000069633

In the last 90 days, Napco Security Technologies, Inc insiders filed 0 open-market purchases and 2 sales; 258 institutions reported holding it in 13F filings for Q2 2026, worth $1.37B in total; Fundsmith is the only superinvestor holding it.

13F holders, Q1 2023

Institutional positions in Napco Security Technologies, Inc as of Mar 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
196
+31 vs. Q4 2022
Shares held
30.1M
+2.36M (+8.5%) vs. Q4 2022
Total value
$1.13B
+$368.0M (+48.2%) vs. Q4 2022
New holders
46
69 more added
Sold out
15
57 more reduced

1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting NSSC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2023: 196 institutions
Q1 2021: 104 institutionsQ2 2021: 103 institutionsQ3 2021: 109 institutionsQ4 2021: 127 institutionsQ1 2022: 116 institutionsQ2 2022: 117 institutionsQ3 2022: 150 institutionsQ4 2022: 166 institutionsQ1 2023: 196 institutionsQ2 2023: 228 institutionsQ3 2023: 177 institutionsQ4 2023: 191 institutionsQ1 2024: 240 institutionsQ2 2024: 274 institutionsQ3 2024: 263 institutionsQ4 2024: 251 institutionsQ1 2025: 229 institutionsQ2 2025: 221 institutionsQ3 2025: 240 institutionsQ4 2025: 254 institutionsQ1 2026: 271 institutionsQ2 2026: 258 institutions
Value heldQ1 2023: $1.13B
Q1 2021: $433.4MQ2 2021: $449.1MQ3 2021: $528.1MQ4 2021: $596.6MQ1 2022: $502.2MQ2 2022: $513.5MQ3 2022: $731.3MQ4 2022: $763.7MQ1 2023: $1.13BQ2 2023: $1.12BQ3 2023: $636.4MQ4 2023: $1.02BQ1 2024: $1.27BQ2 2024: $1.74BQ3 2024: $1.36BQ4 2024: $1.20BQ1 2025: $729.0MQ2 2025: $960.1MQ3 2025: $1.37BQ4 2025: $1.32BQ1 2026: $1.37BQ2 2026: $1.37B
Institutions holding NSSC and their total value by quarter
QuarterHoldersValue
Q2 2026258$1.37B
Q1 2026271$1.37B
Q4 2025254$1.32B
Q3 2025240$1.37B
Q2 2025221$960.1M
Q1 2025229$729.0M
Q4 2024251$1.20B
Q3 2024263$1.36B
Q2 2024274$1.74B
Q1 2024240$1.27B
Q4 2023191$1.02B
Q3 2023177$636.4M
Q2 2023228$1.12B
Q1 2023196$1.13B
Q4 2022166$763.7M
Q3 2022150$731.3M
Q2 2022117$513.5M
Q1 2022116$502.2M
Q4 2021127$596.6M
Q3 2021109$528.1M
Q2 2021103$449.1M
Q1 2021104$433.4M

Institutions, Q1 2023

Shares, value and share of portfolio for each institution holding Napco Security Technologies, Inc; share changes are against Q4 2022.

Institutions holding NSSC in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Hillsdale Investment Management Inc.23,200$871.9K0.07%−2,000−7.9%Reduced
Dark Forest Capital Management LP23,593$886.6K0.21%+5,526+30.6%Added
Credit Suisse AG26,548$997.7K0.00%+80.0%Added
SEI Investments Co27,374$1.03M0.00%+14,609+114.4%Added
Alliancebernstein L.P.27,800$1.04M0.00%00.0%Unchanged
ClariVest Asset Management LLC28,750$1.08M0.05%+20+0.1%Added
Heritage Investors Management Corp29,812$1.12M0.05%−20.0%Reduced
Graham Capital Management, L.P.32,611$1.23M0.04%+32,611New
Raffles Associates LP33,424$1.26M1.71%00.0%Unchanged
Navellier & Associates Inc34,106$1.28M0.27%+34,106New
TD Asset Management Inc34,420$1.29M0.00%+34,420New
Divisadero Street Capital Management, LP35,000$1.32M0.58%+35,000New
Gamco Investors, Inc. Et Al37,800$1.42M0.02%00.0%Unchanged
BNP Paribas Arbitrage, SA38,996$1.47M0.00%+24,384+166.9%Added
California State Teachers Retirement System39,148$1.47M0.00%+287+0.7%Added
JPMorgan Chase & Co39,300$1.48M0.00%+2,310+6.2%Added
New York State Common Retirement Fund42,048$1.58M0.00%+20,998+99.8%Added
Rhumbline Advisers44,329$1.67M0.00%+4,021+10.0%Added
Advisor Group Holdings, Inc.47,601$1.79M0.00%+27,267+134.1%Added
Wells Fargo & Company49,902$1.88M0.00%+3,024+6.5%Added
ExodusPoint Capital Management, LP51,200$1.92M0.02%+22,481+78.3%Added
Prudential Financial Inc53,549$2.01M0.00%+53,549New
CenterBook Partners LP55,013$2.07M0.29%+55,013New
Envestnet Asset Management Inc59,751$2.25M0.00%+4,665+8.5%Added
Swiss National Bank67,400$2.53M0.00%−8,000−10.6%Reduced
EAM Investors, LLC71,734$2.70M0.53%+4,780+7.1%Added
White Pine Capital LLC73,201$2.75M1.07%−1,200−1.6%Reduced
Advisory Research Inc73,371$2.76M0.45%+25,628+53.7%Added
Mount Capital Ltd74,471$2.80M1.11%+74,471New
Congress Asset Management Co77,088$2.90M0.03%+77,088New
Squarepoint Ops LLC85,346$3.21M0.02%+45,599+114.7%Added
McMorgan & Co LLC87,246$3.28M0.67%−8,417−8.8%Reduced
Goldman Sachs Group Inc88,489$3.33M0.00%−58,220−39.7%Reduced
Isthmus Partners, LLC89,963$3.38M0.48%+352+0.4%Added
Redmond Asset Management, LLC93,895$3.53M1.22%+400.0%Added
Axiom Investors LLC97,740$3.67M0.06%+97,740New
Hantz Financial Services, Inc.98,471$3.70M0.10%+6,762+7.4%Added
Allianz Asset Management GmbH98,900$3.72M0.01%00.0%Unchanged
North Star Investment Management Corp.99,550$3.74M0.31%−18,000−15.3%Reduced
Bank of Montreal100,353$3.79M0.00%+1,293+1.3%Added
Victory Capital Management Inc104,531$3.93M0.00%−123,160−54.1%Reduced
Algert Global LLC106,863$4.02M0.19%+31,442+41.7%Added
EAM Global Investors LLC110,163$4.14M1.16%+67,551+158.5%Added
Bank of America Corp115,936$4.36M0.00%+28,231+32.2%Added
D. E. Shaw & Co., Inc.119,764$4.50M0.01%−69,803−36.8%Reduced
S Squared Technology, LLC120,632$4.53M2.69%−10,777−8.2%Reduced
Wellington Management Group LLP127,092$4.78M0.00%+127,092New
Marshall Wace, LLP128,080$4.81M0.01%+128,080New
HighTower Advisors, LLC129,945$4.88M0.01%−242−0.2%Reduced
Invesco Ltd.132,109$4.96M0.00%+112,625+578.0%Added
Emerald Mutual Fund Advisers Trust133,220$5.01M0.30%+133,220New
Bank of New York Mellon Corp146,195$5.49M0.00%+9,458+6.9%Added
Taylor Frigon Capital Management LLC150,083$5.64M3.08%−104,510−41.0%Reduced
Roubaix Capital, LLC154,040$5.79M4.41%−113,717−42.5%Reduced
Emerald Advisers, LLC163,961$6.16M0.30%+163,961New
Putnam Investments LLC169,816$6.38M0.01%+91,283+116.2%Added
Royce & Associates LP188,000$7.07M0.07%+83,000+79.0%Added
Calamos Advisors LLC197,829$7.43M0.04%+120,337+155.3%Added
Charles Schwab Investment Management Inc221,203$8.31M0.00%+4,556+2.1%Added
Uniplan Investment Counsel, Inc.225,560$8.48M0.60%−71,511−24.1%Reduced
Silvercrest Asset Management Group LLC234,724$8.82M0.07%00.0%Unchanged
Driehaus Capital Management LLC245,549$9.23M0.13%+245,549New
Citadel Advisors LLC270,844$10.2M0.01%+67,762+33.4%Added
Visionary Wealth Advisors279,229$10.5M0.89%−4,175−1.5%Reduced
Kennedy Capital Management, Inc.279,233$10.5M0.31%+47,745+20.6%Added
Handelsinvest Investeringsforvaltning279,905$10.5M1.68%00.0%Unchanged
G2 Investment Partners Management LLC290,024$10.9M3.14%−313,976−52.0%Reduced
Susquehanna International Group, LLP303,663$11.4M0.02%+97,380+47.2%Added
Ranger Investment Management, L.P.306,257$11.5M0.77%−12,777−4.0%Reduced
Norges Bank308,600$11.6M0.00%+38,158+14.1%Added
Alta Capital Management LLC310,229$11.7M0.86%−3,292−1.1%Reduced
Granite Investment Partners, LLC329,844$12.4M0.52%+329,844New
Nuveen Asset Management, LLC359,153$13.5M0.01%+236,869+193.7%Added
Redwood Investments, LLC388,440$14.6M1.87%+48,322+14.2%Added
Northern Trust Corp414,448$15.6M0.00%+126,816+44.1%Added
Voya Investment Management LLC420,378$15.8M0.02%−33,896−7.5%Reduced
Millennium Management LLC427,939$16.1M0.02%−338,559−44.2%Reduced
Summit Creek Advisors LLC436,735$16.4M2.14%−119,054−21.4%Reduced
Morgan Stanley438,817$16.5M0.00%+45,539+11.6%Added
Russell Investments Group, Ltd.472,479$17.8M0.03%+87,440+22.7%Added
Lord, Abbett & Co. LLC474,221$17.8M0.06%+17,941+3.9%Added
Royal Bank of Canada528,093$19.8M0.01%+483,764+1,091.3%Added
Next Century Growth Investors LLC599,953$22.5M2.48%+18,872+3.2%Added
State Street Corp627,261$23.6M0.00%+58,963+10.4%Added
Geode Capital Management, LLC629,890$23.7M0.00%+17,893+2.9%Added
Handelsbanken Fonder AB650,000$24.4M0.14%00.0%Unchanged
Loomis Sayles & Co L P710,764$26.7M0.05%+2,756+0.4%Added
Wasatch Advisors Inc776,464$29.2M0.18%−172,206−18.2%Reduced
GW&K Investment Management, LLC1,033,905$38.9M0.38%−46,397−4.3%Reduced
Dimensional Fund Advisors LP1,211,763$45.5M0.02%−30,891−2.5%Reduced
Janus Henderson Group PLC1,247,908$46.9M0.03%−328,264−20.8%Reduced
T. Rowe Price Investment Management, Inc.1,325,426$49.8M0.04%+1,325,426New
FIL Ltd1,468,328$55.2M0.06%−942−0.1%Reduced
FMR LLC1,810,020$68.0M0.01%−622,490−25.6%Reduced
Vanguard Group Inc1,868,657$70.2M0.00%−18,819−1.0%Reduced
BlackRock Inc.2,266,664$85.2M0.00%+287,144+14.5%Added
Impax Asset Management Group plc0$00.00%−255,000−100.0%Sold out
M&G Investment Management Ltd0$00.00%−99,269−100.0%Sold out
Renaissance Technologies LLC0$00.00%−46,068−100.0%Sold out
Aviva PLC0$00.00%−38,173−100.0%Sold out