# NAPCO SEC TECHNOLOGIES INC (NSSC)

> Institutional ownership reported to the SEC as of Q3 2026, from Form 13F filings. Source: https://holderbook.com/stocks/NSSC/

- Reporting holders: 8
- Reported value: $11.0M
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [CONGRESS ASSET MANAGEMENT CO](https://holderbook.com/funds/897378-congress-asset-management-co/) | $10.8M | 304,378 | 0.1% | 15 |
| [GAMMA Investing LLC](https://holderbook.com/funds/2010235-gamma-investing-llc/) | $47.9K | 1,345 | 0.0% | 12 |
| [Versant Capital Management, Inc](https://holderbook.com/funds/1735057-versant-capital-management-inc/) | $41.2K | 1,156 | 0.0% | 7 |
| [Farther Finance Advisors, LLC](https://holderbook.com/funds/1992825-farther-finance-advisors-llc/) | $16.1K | 451 | 0.0% | 12 |
| [GK Wealth Management LLC](https://holderbook.com/funds/2069222-gk-wealth-management-llc/) | $4.3K | 121 | 0.0% | 1 |
| [Rosenberg Matthew Hamilton](https://holderbook.com/funds/1812103-rosenberg-matthew-hamilton/) | $249 | 7 | 0.0% | 16 |
| [GILPIN WEALTH MANAGEMENT, LLC](https://holderbook.com/funds/2058144-gilpin-wealth-management-llc/) | $143 | 4 | 0.0% | 1 |
| [Davis Capital Management](https://holderbook.com/funds/1811806-davis-capital-management/) | $107 | 3 | 0.0% | 2 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q3 2026 | 8 | $11.0M |
| Q2 2026 | 261 | $1.5B |
| Q1 2026 | 270 | $1.4B |
| Q4 2025 | 255 | $1.3B |
| Q3 2025 | 241 | $1.4B |
| Q2 2025 | 222 | $994.4M |
| Q1 2025 | 230 | $735.4M |
| Q4 2024 | 250 | $1.2B |
| Q3 2024 | 262 | $1.4B |
| Q2 2024 | 275 | $1.8B |
| Q1 2024 | 238 | $1.3B |
| Q4 2023 | 190 | $1.0B |