Napco Security Ownership | Who Owns Napco Security?
Napco Security Ownership Summary
Napco Security is owned by 56.59% institutional investors, 5.26% insiders, and 38.15% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 9.04% of NSSC shares. Smithson Investment Trust Ord is the top mutual fund, with 4.99% of its assets in Napco Security shares.
NSSC Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Napco Security | 56.59% | 5.26% | 38.15% |
| Sector | Industrials Stocks | 47.66% | 12.52% | 39.82% |
| Industry | Security & Protection Service Stocks | 30.31% | 7.08% | 62.62% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 3.22M | 9.04% | $134.46M |
| Vanguard group | 2.88M | 8.08% | $120.18M |
| Blackrock | 2.71M | 7.36% | $140.82M |
| Fundsmith llp | 1.78M | 4.90% | $76.44M |
| Copeland capital management | 1.42M | 3.98% | $59.25M |
| Doma perpetual capital management | 1.17M | 3.21% | $50.05M |
| Geode capital management | 1.03M | 2.88% | $42.91M |
| Wellington management group llp | 1.01M | 2.78% | $43.33M |
| Janus henderson group | 939.36K | 2.55% | $33.40M |
| Arrowstreet capital, limited partnership | 861.14K | 2.37% | $36.99M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Doma perpetual capital management | 1.17M | 16.81% | $50.05M |
| 4d advisors | 100.00K | 2.29% | $4.29M |
| Leverage partners absolute return fund spc | 15.00K | 1.62% | $779.00K |
| Laurus investment counsel | 42.54K | 1.44% | $1.77M |
| Redmond asset management | 125.33K | 1.33% | $5.23M |
| Copeland capital management | 1.42M | 1.32% | $59.25M |
| Raffles associates lp | 24.42K | 0.98% | $1.05M |
| Bridge city capital | 59.44K | 0.73% | $2.48M |
| Granite investment partners | 280.88K | 0.69% | $11.71M |
| Isthmus partners | 121.92K | 0.56% | $5.08M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fundsmith llp | 1.78M | 0.39% | 824.95K |
| Arrowstreet capital, limited partnership | 861.14K | 0.02% | 749.07K |
| First trust advisors lp | 565.89K | 0.02% | 565.89K |
| Blackrock funding, inc. /de | 3.22M | 0.00% | 340.62K |
| Jacobs levy equity management | 325.07K | 0.07% | 325.07K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| T. rowe price investment management | - | - | -1.85M |
| Fil | - | - | -1.16M |
| Alyeska investment group | - | - | -757.22K |
| Vaughan nelson investment management | - | - | -606.44K |
| Emerald advisers | - | - | -466.17K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Jacobs levy equity management | 325.07K | 0.07% | 325.07K | $16.89M |
| Adage capital partners gp | 220.00K | 0.01% | 220.00K | $9.45M |
| Crawford investment counsel | 103.75K | 0.07% | 103.75K | $4.46M |
| 4d advisors | 100.00K | 2.29% | 100.00K | $4.29M |
| First national bank of omaha | 82.55K | 0.22% | 82.55K | $3.55M |
Sold Out
| Holder | Change |
|---|---|
| National bank of canada /fi/ | -2.00 |
| Nelson, van denburg & campbell wealth management group | -6.00 |
| Harbor investment advisory | -6.00 |
| Caitong asset management | -9.00 |
| Cva family office | -11.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 187 | -23.67% | 20,183,441 | -36.58% | 56 | 0.74% | 83 | -27.83% | 70 | -25.53% |
| Sep 30, 2025 | 235 | 4.91% | 31,104,833 | -3.58% | 85 | 1.07% | 108 | -14.29% | 92 | 35.29% |
| Jun 30, 2025 | 224 | -2.18% | 32,261,292 | 2.24% | 89 | 1.17% | 126 | -2.33% | 68 | -5.56% |
| Mar 31, 2025 | 9 | -96.46% | 2,239,126 | -93.36% | 6 | 0.07% | 6 | -95.80% | 1 | -98.72% |
| Dec 31, 2024 | 251 | -4.92% | 33,694,329 | 0.78% | 92 | 1.12% | 139 | -9.15% | 79 | 5.33% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Smithson Investment Trust Ord | 1.78M | 4.99% | - |
| Fidelity Small Cap America Sr B | 1.16M | 3.17% | -212.96K |
| Vanguard US Total Market Shares ETF | 1.10M | 3.01% | 260.00 |
| Vanguard Total Stock Mkt Idx Inv | 1.07M | 3.00% | - |
| Vanguard Information Technology ETF | 879.97K | 2.47% | 3.54K |
| iShares Russell 2000 ETF | 837.04K | 2.35% | 211.85K |
| Janus Henderson US Small Cap Growth MA | 653.05K | 1.78% | 652.96K |
| Janus Henderson Venture D | 614.62K | 1.72% | -8.55K |
| Janus Henderson US Small Cap Growth | 614.62K | 1.72% | -21.49K |
| T. Rowe Price US Small-Cap Core Equity | 634.64K | 1.72% | -120.05K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 03, 2026 | SOLOWAY RICHARD | CEO, Chairman of Board, Secy | Sell | $2.39M |
| Mar 02, 2026 | SOLOWAY RICHARD | CEO, Chairman of Board, Secy | Sell | $5.83M |
| Feb 05, 2026 | SOLOWAY RICHARD | CEO, Chairman of Board, Secy | Sell | $6.41M |
| Nov 17, 2025 | Spinelli Stephen M | Senior Vice president of Sales | Sell | $764.75K |
| Sep 12, 2024 | BEEBER PAUL STEPHEN | - | Sell | $26.28K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 3 |
| 2025 Q4 | - | 1 |
| 2025 Q3 | - | - |
| 2024 Q3 | - | 1 |
| 2024 Q2 | - | 5 |
NSSC Ownership FAQ
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