NAPCO SECURITY TECHNOLOGIES, INC - Common Stock (NSSC)
CUSIP: 630402105
Q2 2025 13F Holders as of 30 Jun 2025
- Type / Class
- Equity / Common Stock
- Shares outstanding
- 35,876,571
- Total 13F shares
- 32,261,377
- Share change
- +703,630
- Total reported value
- $957,961,688
- Put/Call ratio
- 22%
- Price per share
- $29.69
- Number of holders
- 219
- Value change
- +$26,183,630
- Number of buys
- 123
- Number of sells
- 108
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?
Open the full security ownership history page.
Next holder-history checks
These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.
- Back to full security ownership history for the broader multi-quarter picture.
- Latest 13F filings for newly reported positions across managers.
- Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
- SEC investors directory for manager drilldown.
Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 630402105:
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 |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
|
Company |
8.5%
|
3,041,430
|
$70,013,723 | — | 31 Mar 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
8.1%
|
2,901,671
|
$66,796,466 | — | 31 Mar 2025 | |
| Copeland Capital Management, LLC |
13F
|
Company |
4.2%
|
1,493,928
|
$34,390,236 | — | 31 Mar 2025 | |
| Doma Perpetual Capital Management LLC |
13F
|
Company |
3.3%
|
1,175,655
|
$27,063,578 | — | 31 Mar 2025 | |
| FMR LLC |
13F
13D/G
|
Company |
3%
from 13D/G
|
1,094,045
|
$25,184,917 | — | 31 Mar 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2.8%
|
1,017,046
|
$23,417,045 | — | 31 Mar 2025 | |
| JANUS HENDERSON GROUP PLC |
13F
|
Company |
2.7%
|
967,432
|
$22,341,966 | — | 31 Mar 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
2.4%
|
850,845
|
$19,585,971 | — | 31 Mar 2025 | |
| STATE STREET CORP |
13F
|
Company |
2.3%
|
814,441
|
$18,849,003 | — | 31 Mar 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
2.1%
|
769,789
|
$17,720,543 | — | 31 Mar 2025 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
2%
|
727,368
|
$16,745,000 | — | 31 Mar 2025 | |
| ENVESTNET ASSET MANAGEMENT INC |
13F
|
Company |
2%
|
712,674
|
$16,405,750 | — | 31 Mar 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
1.9%
|
673,261
|
$15,498,468 | — | 31 Mar 2025 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
|
Company |
1.8%
|
649,318
|
$14,947,300 | — | 31 Mar 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
1.6%
|
589,290
|
$13,565,447 | — | 31 Mar 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1.6%
|
580,320
|
$13,358,993 | — | 31 Mar 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
1.5%
|
550,884
|
$12,681,349 | — | 31 Mar 2025 | |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC |
13F
|
Company |
1.3%
|
482,820
|
$11,114,516 | — | 31 Mar 2025 | |
| GW&K Investment Management, LLC |
13F
|
Company |
1.2%
|
443,059
|
$10,199,000 | — | 31 Mar 2025 | |
| EMERALD ADVISERS, LLC |
13F
|
Company |
1.1%
|
408,485
|
$9,403,325 | — | 31 Mar 2025 | |
| ALTA CAPITAL MANAGEMENT LLC/ |
13F
|
Company |
1.1%
|
407,991
|
$9,391,955 | — | 31 Mar 2025 | |
| Granite Investment Partners, LLC |
13F
|
Company |
1%
|
374,181
|
$8,613,647 | — | 31 Mar 2025 | |
| Rockefeller Capital Management L.P. |
13F
|
Company |
1%
|
368,779
|
$8,489,303 | — | 31 Mar 2025 | |
| CenterBook Partners LP |
13F
|
Company |
0.99%
|
356,155
|
$8,198,688 | — | 31 Mar 2025 | |
| Qube Research & Technologies Ltd |
13F
|
Company |
0.98%
|
349,855
|
$8,053,662 | — | 31 Mar 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.97%
|
346,561
|
$7,977,834 | — | 31 Mar 2025 | |
| Point72 Asset Management, L.P. |
13F
|
Company |
0.85%
|
303,601
|
$6,988,898 | — | 31 Mar 2025 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.8%
|
286,056
|
$6,585,018 | — | 31 Mar 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.79%
|
283,889
|
$6,535,125 | — | 31 Mar 2025 | |
| CONGRESS ASSET MANAGEMENT CO |
13F
|
Company |
0.78%
|
278,796
|
$6,417,893 | — | 31 Mar 2025 | |
| KORNITZER CAPITAL MANAGEMENT INC /KS |
13F
|
Company |
0.77%
|
274,970
|
$6,329,809 | — | 31 Mar 2025 | |
| Visionary Wealth Advisors |
13F
|
Company |
0.74%
|
266,369
|
$6,131,814 | — | 31 Mar 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.71%
|
253,100
|
$5,826,362 | — | 31 Mar 2025 | |
| EMERALD MUTUAL FUND ADVISERS TRUST |
13F
|
Company |
0.62%
|
221,174
|
$5,091,425 | — | 31 Mar 2025 | |
| UNITED CAPITAL FINANCIAL ADVISORS, LLC |
13F
|
Company |
0.58%
|
209,699
|
$4,827,271 | — | 31 Mar 2025 | |
| JACOBS LEVY EQUITY MANAGEMENT, INC |
13F
|
Company |
0.58%
|
208,469
|
$4,798,956 | — | 31 Mar 2025 | |
| GAMCO INVESTORS, INC. ET AL |
13F
|
Company |
0.57%
|
203,000
|
$4,673,060 | — | 31 Mar 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.56%
|
199,631
|
$4,595,496 | — | 31 Mar 2025 | |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND |
13F
|
Company |
0.55%
|
196,300
|
$4,518,826 | — | 31 Mar 2025 | |
| RICE HALL JAMES & ASSOCIATES, LLC |
13F
|
Company |
0.54%
|
194,829
|
$4,484,964 | — | 31 Mar 2025 | |
| FEDERATED HERMES, INC. |
13F
|
Company |
0.52%
|
185,503
|
$4,270,279 | — | 31 Mar 2025 | |
| ALGERT GLOBAL LLC |
13F
|
Company |
0.51%
|
183,649
|
$4,228,000 | — | 31 Mar 2025 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.48%
|
173,942
|
$4,004,144 | — | 31 Mar 2025 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
0.41%
|
145,333
|
$3,345,566 | — | 31 Mar 2025 | |
| HighTower Advisors, LLC |
13F
|
Company |
0.37%
|
133,945
|
$3,083,417 | — | 31 Mar 2025 | |
| Redmond Asset Management, LLC |
13F
|
Company |
0.37%
|
131,540
|
$3,028,051 | — | 31 Mar 2025 | |
| PDT Partners, LLC |
13F
|
Company |
0.37%
|
131,122
|
$3,018,428 | — | 31 Mar 2025 | |
| Uniplan Investment Counsel, Inc. |
13F
|
Company |
0.37%
|
130,984
|
$3,015,271 | — | 31 Mar 2025 | |
| HANTZ FINANCIAL SERVICES, INC. |
13F
|
Company |
0.36%
|
130,858
|
$3,012,000 | — | 31 Mar 2025 | |
| Bridge City Capital, LLC |
13F
|
Company |
0.33%
|
119,893
|
$2,759,937 | — | 31 Mar 2025 |
Institutional Holders of NAPCO SECURITY TECHNOLOGIES, INC - Common Stock (NSSC) as of Q2 2025
As of 30 Jun 2025,
NAPCO SECURITY TECHNOLOGIES, INC - Common Stock (NSSC) was held by
219 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
32,261,377 shares.
The largest 10 holders included
BlackRock, Inc., VANGUARD GROUP INC, Copeland Capital Management, LLC, JANUS HENDERSON GROUP PLC, Doma Perpetual Capital Management LLC, WELLINGTON MANAGEMENT GROUP LLP, GEODE CAPITAL MANAGEMENT, LLC, Fundsmith LLP, STATE STREET CORP, and Royal Bank of Canada.
This page lists
219
institutional shareholders reporting positions in this security
for the Q2 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
223
Q2 2025 holders
219
Holder diff
-4
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 Value $ | Q2 2025 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.
An asterisk sign (*) next to the price indicates that the price is likely invalid.