Napco Security Technologies, Inc. (NSSC) Stock Price History
Historical prices from 2011 to 2026
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NSSC Historical Performance
Short-Term Returns
NSSC Stock Price Trajectory (2011–2026)
As of May 6, 2026, Napco Security Technologies, Inc. (NSSC) trades at $41.24, representing a +66.8% return over the past year. The stock has delivered a +153.3% total return over five years (+19.6% CAGR), reflecting significant long-term value creation.
The stock reached its all-time high of $58.09 on August 19, 2024. From this peak, NSSC has corrected -29.0%, currently trading 1% above its 200-day moving average, indicating continued institutional support.
When compared to Industrials sector peers ALRM (-13.7% 1Y), REZI (+135.3% 1Y), and DGLY (-97.5% 1Y), NSSC has underperformed the peer group average. Compare NSSC vs ALRM →
NSSC Historical Price Data (2011–2026)
Showing 30 of 3,650 records| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-06 | 42.32 | 42.59 | 40.81 | 41.24 | 276K | -1.39% |
| 2026-05-05 | 39.59 | 42.20 | 39.59 | 41.82 | 678K | +5.58% |
| 2026-05-04 | 46.00 | 46.52 | 39.17 | 39.61 | 837K | -15.22% |
| 2026-05-01 | 46.85 | 47.20 | 46.10 | 46.72 | 282K | -0.06% |
| 2026-04-30 | 45.45 | 46.76 | 45.05 | 46.75 | 222K | +3.47% |
| 2026-04-29 | 45.62 | 45.67 | 44.78 | 45.18 | 248K | -1.03% |
| 2026-04-28 | 45.93 | 46.16 | 44.81 | 45.65 | 265K | -0.95% |
| 2026-04-27 | 45.82 | 46.34 | 45.43 | 46.09 | 270K | +0.39% |
| 2026-04-24 | 45.12 | 45.96 | 44.89 | 45.91 | 193K | +2.30% |
| 2026-04-23 | 45.37 | 45.81 | 44.59 | 44.88 | 258K | -0.91% |
| 2026-04-22 | 45.80 | 46.09 | 44.88 | 45.29 | 196K | -0.83% |
| 2026-04-21 | 45.89 | 46.44 | 45.48 | 45.67 | 283K | -0.52% |
| 2026-04-20 | 45.36 | 46.27 | 45.36 | 45.91 | 255K | +1.17% |
| 2026-04-17 | 45.30 | 46.03 | 44.75 | 45.38 | 285K | +1.54% |
| 2026-04-16 | 44.21 | 44.74 | 43.83 | 44.69 | 212K | +1.09% |
| 2026-04-15 | 43.90 | 44.31 | 43.35 | 44.21 | 211K | +0.09% |
| 2026-04-14 | 44.38 | 45.09 | 43.49 | 44.17 | 315K | +0.39% |
| 2026-04-13 | 42.35 | 44.03 | 42.35 | 44.00 | 317K | +2.92% |
| 2026-04-10 | 42.24 | 42.86 | 41.81 | 42.75 | 302K | +1.59% |
| 2026-04-09 | 42.44 | 42.68 | 41.96 | 42.08 | 323K | -1.20% |
| 2026-04-08 | 43.79 | 43.97 | 42.53 | 42.59 | 533K | +2.60% |
| 2026-04-07 | 40.00 | 41.59 | 40.00 | 41.51 | 397K | +3.16% |
| 2026-04-06 | 39.81 | 40.32 | 39.45 | 40.24 | 260K | +0.93% |
| 2026-04-02 | 38.25 | 39.92 | 38.25 | 39.87 | 271K | +1.06% |
| 2026-04-01 | 39.72 | 40.16 | 39.42 | 39.45 | 346K | +0.15% |
| 2026-03-31 | 38.45 | 39.61 | 38.23 | 39.39 | 283K | +3.93% |
| 2026-03-30 | 38.84 | 38.84 | 37.53 | 37.90 | 402K | -1.07% |
| 2026-03-27 | 38.81 | 39.12 | 38.01 | 38.31 | 426K | -1.57% |
| 2026-03-26 | 40.74 | 41.02 | 38.52 | 38.92 | 463K | -6.22% |
| 2026-03-25 | 43.38 | 43.38 | 41.17 | 41.50 | 511K | -2.90% |
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Start ComparisonNSSC — Frequently Asked Questions
Quick answers to the most common questions about buying NSSC stock.
How has NSSC stock performed recently?
NSSC returned +66.8% over the past year, beating its 5-year annualized CAGR of +19.6%. The stock trades above its 200-day moving average, confirming the uptrend.
What is NSSC's all-time high price?
Napco Security Technologies, Inc. reached $58.09 on 2024-08-19. The 52-week high is $48.12. Current 1-year return of +66.8% places the stock closer to historical peaks.
Where can I download NSSC historical price data?
This page provides NSSC daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.