The highest closing price for NAPCO Security Technologies (NSSC) all-time was $55.97, on August 19, 2024. The latest price is $36.26.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
September 2026 | $35.83 | $37.30 | $34.77 | $36.26 | 3,285,800 |
August 2026 | $37.09 | $51.52 | $33.75 | $36.07 | 9,611,200 |
July 2026 | $37.80 | $39.05 | $34.04 | $36.90 | 6,520,300 |
June 2026 | $36.59 | $38.25 | $34.02 | $37.80 | 10,953,600 |
May 2026 | $46.43 | $46.78 | $34.91 | $37.20 | 9,274,600 |
April 2026 | $39.37 | $46.36 | $37.91 | $46.33 | 6,357,900 |
March 2026 | $45.08 | $45.19 | $37.18 | $39.04 | 20,821,300 |
February 2026 | $38.71 | $46.71 | $37.21 | $46.03 | 11,937,400 |
January 2026 | $41.25 | $42.66 | $36.11 | $36.43 | 6,956,300 |
December 2025 | $39.29 | $43.47 | $37.05 | $41.18 | 8,664,600 |
November 2025 | $45.85 | $47.37 | $36.96 | $39.77 | 6,465,800 |
October 2025 | $41.80 | $44.44 | $40.94 | $43.46 | 5,946,300 |
September 2025 | $37.12 | $44.33 | $36.81 | $42.28 | 9,964,200 |
August 2025 | $29.54 | $37.87 | $28.72 | $37.33 | 7,896,600 |
July 2025 | $28.94 | $31.45 | $28.67 | $29.95 | 5,754,400 |
June 2025 | $27.15 | $29.66 | $25.94 | $29.13 | 6,498,600 |
May 2025 | $22.36 | $27.91 | $22.19 | $27.24 | 10,494,400 |
April 2025 | $22.85 | $23.04 | $18.55 | $22.31 | 9,819,200 |
March 2025 | $23.95 | $25.03 | $21.83 | $22.47 | 10,170,800 |
February 2025 | $28.46 | $29.14 | $23.16 | $23.86 | 15,805,800 |
January 2025 | $34.78 | $36.79 | $32.02 | $35.65 | 8,037,100 |
December 2024 | $38.15 | $40.10 | $33.54 | $34.55 | 6,517,800 |
November 2024 | $37.53 | $39.64 | $30.76 | $37.99 | 9,864,000 |
October 2024 | $39.12 | $41.23 | $36.53 | $37.26 | 8,401,400 |
September 2024 | $44.21 | $44.46 | $30.68 | $39.18 | 20,824,700 |
Daily pricing data for NAPCO Security Technologies dates back to 12/29/1981, and may be incomplete.