Mario Gabelli's NSSC Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 198,000 shares of Napco Security Technologies, Inc. (NSSC) worth $8.5 M, representing 0.08% of the portfolio. First purchased in 2016-Q1, this long-term strategic position has been held for 27 quarters.
Based on 13F filings, Mario Gabelli has maintained a strategic position in NSSC, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2023, adding 137,200 shares. Largest reduction occurred in Q3 2018, reducing 33,200 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's Napco Security Technologies (NSSC) Holding Value Over Time
Track share changes against reported price movement
Quarterly Napco Security Technologies (NSSC) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2016 | +33,200 | New Buy | 33,200 | $3.13 |
| Q3 2018 | -33,200 | Sold Out | 0 | $0.00 |
| Q4 2021 | +20,200 | New Buy | 20,200 | $25.00 |
| Q1 2022 | +12,400 | Add 61.39% | 32,600 | $20.52 |
| Q2 2022 | +6,000 | Add 18.40% | 38,600 | $20.60 |
| Q4 2022 | -800 | Reduce 2.07% | 37,800 | $27.48 |
| Q3 2023 | +137,200 | Add 362.96% | 175,000 | $22.25 |
| Q4 2023 | +33,000 | Add 18.86% | 208,000 | $34.25 |
| Q1 2024 | -1,300 | Reduce 0.62% | 206,700 | $40.16 |
| Q2 2024 | -8,700 | Reduce 4.21% | 198,000 | $51.95 |
| Q1 2025 | +5,000 | Add 2.53% | 203,000 | $23.02 |
| Q2 2025 | -5,000 | Reduce 2.46% | 198,000 | $29.69 |
Mario Gabelli's Napco Security Technologies Investment FAQs
Mario Gabelli first purchased Napco Security Technologies, Inc. (NSSC) in Q1 2016, acquiring 33,200 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held Napco Security Technologies, Inc. (NSSC) for 27 quarters since Q1 2016.
Mario Gabelli's largest addition to Napco Security Technologies, Inc. (NSSC) was in Q3 2023, adding 175,000 shares worth $3.89 M.
According to the latest 13F filing for Q3 2025, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 198,000 shares of Napco Security Technologies, Inc. (NSSC), valued at approximately $8.5 M.
As of the Q3 2025 filing, Napco Security Technologies, Inc. (NSSC) represents approximately 0.08% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in Napco Security Technologies, Inc. (NSSC) was 208,000 shares, as reported at the end of Q4 2023.