MarketPeel
Insider Trading Intelligence
PB

Paul Stephen Beeber

NSSC
DIRECTOR · NAPCO SECURITY TECHNOLOGIES, INC · CIK 0001284743
FILING MIX · LIFETIME35%/65%
BUYS
19
SELLS
36
TOTAL VALUE
$1.98M
COMPANIES
1
ACTIVE SINCE
Feb 2020
HOLDINGS NOW
3,389
AVG SELL PX
$25.58
TRADE KIND
SHOWING 55 / 55
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
7 backtested trades · 8 horizons · 1 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Paul Stephen Beeber, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d7+28.57%+3.51%+0.95%+2.56%+3.29%
14d7+14.29%+5.13%+1.12%+4.01%+4.76%
30d7+14.29%+6.13%+2.41%+3.72%+2.31%
60d7+0.00%+14.50%+5.11%+9.39%+11.48%
90d7+14.29%+19.58%+7.07%+12.51%+19.27%
180d7+42.86%+17.13%+11.05%+6.08%+28.64%
1y7+14.29%+11.06%+24.08%-13.02%-7.12%
2y7(1 pending)+33.33%+18.94%+50.19%-31.26%-21.50%
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
NSSC · 3,389 shares · as of Sep 12, 2024
07,27514,55021,82529,1002021202220232024SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
FLOW · 19 buys / 36 sellsCOVERAGE · 19 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
3,0002,000Sep 12, 2024Sep 16, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
3,000$26.94$80.8K5,540Sep 12, 2024Sep 16, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
708$37.12$26.3K2,681Sep 12, 2024Sep 16, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
2,151$37.58$80.8K3,389Sep 12, 2024Sep 16, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
860$52.04$44.8K2,540Jun 18, 2024Jun 20, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
774$44.45$34.4K3,400May 8, 2024May 16, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
394$44.45$17.5K2,674May 8, 2024May 16, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,500$11.68$17.5K3,068May 8, 2024May 16, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,5004,000May 8, 2024May 16, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,500$22.93$34.4K4,174May 8, 2024May 16, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,5000May 8, 2024May 16, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,5005,500Feb 7, 2024Feb 12, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
792$43.43$34.4K1,568Feb 7, 2024Feb 12, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,500$22.93$34.4K2,360Feb 7, 2024Feb 12, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,6000Dec 13, 2023Jan 4, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
740$33.03$24.4K860Dec 13, 2023Jan 4, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,600$15.27$24.4K1,600Dec 13, 2023Jan 4, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,317$31.65$41.7K0Dec 7, 2023Jan 4, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
2,168$26.15$56.7K1,317Nov 14, 2023Jan 4, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
512$34.20$17.5K8,172May 17, 2023Jun 6, 2023View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
671$34.20$22.9K8,501May 17, 2023Jun 6, 2023View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,000$22.93$22.9K9,172May 17, 2023Jun 6, 2023View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,5001,500May 17, 2023Jun 6, 2023View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,0007,000May 17, 2023Jun 6, 2023View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,500$11.68$17.5K8,684May 17, 2023Jun 6, 2023View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
3,280$33.42$109.6K3,485Mar 16, 2023Jan 4, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
395$32.78$12.9K7,184Feb 15, 2023Feb 22, 2023View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,600$8.10$13.0K17,600Feb 15, 2023Feb 22, 2023View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,600$8.10$13.0K7,579Feb 15, 2023Feb 22, 2023View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,736$26.82$46.6K6,765Dec 16, 2022Jan 4, 2024View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,600$15.27$24.4K6,616Dec 5, 2022Dec 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
917$26.66$24.4K5,699Dec 5, 2022Dec 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
2,000$22.93$45.9K19,200Dec 5, 2022Dec 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,600$15.27$24.4K21,200Dec 5, 2022Dec 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
2,000$22.93$45.9K7,699Dec 5, 2022Dec 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,720$26.66$45.9K5,979Dec 5, 2022Dec 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,731$26.10$45.2K5,016Nov 23, 2022Dec 2, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
582$30.07$17.5K6,747Sep 7, 2022Sep 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
2,438$30.07$73.3K5,829Sep 7, 2022Sep 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
4,800$15.27$73.3K24,300Sep 7, 2022Sep 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,500$11.68$17.5K22,800Sep 7, 2022Sep 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
4,800$15.27$73.3K8,267Sep 7, 2022Sep 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,500$11.68$17.5K7,329Sep 7, 2022Sep 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASEGRANT
Stock grant
5,000$26.94$134.7K29,100Aug 25, 2022Sep 13, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,200$8.70$10.4K24,100Jun 3, 2022Jul 15, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
258$20.25$5.2K3,467Jun 3, 2022Jul 15, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,200$8.70$10.4K3,725Jun 3, 2022Jul 15, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,600$8.10$13.0K3,188Mar 11, 2022Mar 15, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
663$19.55$13.0K2,525Mar 11, 2022Mar 15, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,600$8.10$13.0K25,300Mar 11, 2022Mar 15, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
1,500$23.35$35.0K13,450Nov 23, 2021Jan 24, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASE
1,500$23.35$35.0K1,500Nov 23, 2021Jan 24, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
SALE
706$49.60$35.0K794Nov 23, 2021Jan 24, 2022View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASEGRANT
Stock grant
5,000$45.86$229.3K14,950Oct 21, 2021Nov 3, 2021View →
NSSC
NAPCO SECURITY TECHNOLOGIES, INC
PURCHASEGRANT
Stock grant
3,750$23.35$87.6K12,750Feb 12, 2020Feb 20, 2020View →
Other insiders · NSSC
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About this filer
CIK 0001284743
ROLE
Director
PRIMARY
NSSC
COMPANIES
1
ACTIVE SINCE
Feb 2020
MARKETPEEL · /INSIDER/0001284743DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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