TRCT
NSSC icon

Tower Research Capital (TRC)’s Napco Security Technologies NSSC Stock Holding History

Tower Research Capital (TRC)’s Portfolio NSSC Stock Details NSSC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$102K Sell
2,599
-1,626
-38% -$68.2K ﹤0.01% 2163
2025
Q4 		$176K Sell
4,225
-787
-16% -$33.1K ﹤0.01% 1535
2025
Q3 		$215K Sell
5,012
-15
-0.3% -$520 0.01% 1401
2025
Q2 		$149K Buy
5,027
+3,748
+293% +$96.4K ﹤0.01% 2053
2025
Q1 		$29.4K Buy
1,279
+586
+85% +$16.6K ﹤0.01% 2629
2024
Q4 		$24.6K Sell
693
-5,020
-88% -$193K ﹤0.01% 3038
2024
Q3 		$231K Sell
5,713
-1,316
-19% -$64.5K 0.01% 1494
2024
Q2 		$365K Buy
7,029
+6,636
+1,689% +$304K 0.01% 1598
2024
Q1 		$15.8K Sell
393
-7,713
-95% -$303K ﹤0.01% 3224
2023
Q4 		$278K Buy
8,106
+6,269
+341% +$166K ﹤0.01% 1832
2023
Q3 		$40.9K Sell
1,837
-727
-28% -$22K ﹤0.01% 2718
2023
Q2 		$88.8K Buy
2,564
+1,702
+197% +$59.4K ﹤0.01% 2119
2023
Q1 		$32K Buy
862
+499
+137% +$15.9K ﹤0.01% 2927
2022
Q4 		$10K Sell
363
-5,101
-93% -$138K ﹤0.01% 4040
2022
Q3 		$158K Buy
5,464
+4,659
+579% +$124K ﹤0.01% 2153
2022
Q2 		$17K Buy
805
+370
+85% +$6.96K ﹤0.01% 3965
2022
Q1 		$9K Sell
435
-125
-22% -$2.6K ﹤0.01% 4471
2021
Q4 		$14K Sell
560
-1,192
-68% -$28.1K ﹤0.01% 4091
2021
Q3 		$38K Buy
1,752
+400
+30% +$7.49K ﹤0.01% 3180
2021
Q2 		$25K Sell
1,352
-274
-17% -$4.7K ﹤0.01% 3683
2021
Q1 		$28K Sell
1,626
-586
-26% -$9.04K ﹤0.01% 3614
2020
Q4 		$29K Sell
2,212
-26,628
-92% -$359K ﹤0.01% 3598
2020
Q3 		$339K Buy
28,840
+23,764
+468% +$286K ﹤0.01% 2072
2020
Q2 		$60K Buy
5,076
+3,682
+264% +$38.6K ﹤0.01% 2907
2020
Q1 		$11K Buy
1,394
+1,190
+583% +$14K ﹤0.01% 1984
2019
Q4 		$3K Sell
204
-884
-81% -$12.8K ﹤0.01% 2938
2019
Q3 		$14K Buy
+1,088
New +$15.3K ﹤0.01% 2731
2019
Q2 		– Sell
-142
Closed -$1K – 4089
2019
Q1 		$1K Sell
142
-4,146
-97% -$39K ﹤0.01% 3589
2018
Q4 		$34K Buy
4,288
+3,042
+244% +$23.2K ﹤0.01% 1551
2018
Q3 		$9K Buy
+1,246
New +$9.63K ﹤0.01% 2829
2018
Q1 		– Sell
-4,392
Closed -$19K – 3662
2017
Q4 		$19K Buy
4,392
+2,926
+200% +$14K ﹤0.01% 2117
2017
Q3 		$7K Buy
+1,466
New +$6.55K ﹤0.01% 3207
2017
Q2 		– Sell
-852
Closed -$4K – 3207
2017
Q1 		$4K Buy
852
+708
+492% +$3.29K ﹤0.01% 2330
2016
Q4 		$1K Sell
144
-3,580
-96% -$13.7K ﹤0.01% 3631
2016
Q3 		$13K Buy
3,724
+3,524
+1,762% +$12.5K ﹤0.01% 1882
2016
Q2 		$1K Sell
200
-374
-65% -$1.15K ﹤0.01% 4188
2016
Q1 		$2K Sell
574
-3,276
-85% -$9.5K ﹤0.01% 3412
2015
Q4 		$11K Buy
3,850
+2,948
+327% +$9.16K ﹤0.01% 2018
2015
Q3 		$3K Sell
902
-392
-30% -$1.14K ﹤0.01% 3146
2015
Q2 		$3K Buy
1,294
+252
+24% +$697 ﹤0.01% 3566
2015
Q1 		$3K Sell
1,042
-766
-42% -$2.02K ﹤0.01% 3586
2014
Q4 		$4K Buy
+1,808
New +$4.02K ﹤0.01% 2891
2014
Q3 		– Sell
-400
Closed -$1K – 4745
2014
Q2 		$1K Sell
400
-5,164
-93% -$15.3K ﹤0.01% 3710
2014
Q1 		$18K Buy
5,564
+2,364
+74% +$8.07K ﹤0.01% 2007
2013
Q4 		$10K Buy
+3,200
New +$9.38K ﹤0.01% 2990
2013
Q3 		– Sell
-15,816
Closed -$38K – 4747
2013
Q2 		$38K Buy
+15,816
New +$34.2K ﹤0.01% 1143

Other funds holding NSSC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
CCM
Copeland Capital Management Conshohocken, Pennsylvania $4.5B AUM 18.67% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Prudential Financial
Prudential Financial Newark, New Jersey $81.2B AUM 27.81% 1-Year Est. Return

Tower Research Capital (TRC)'s NSSC Position: Q1 2026 in Review

Tower Research Capital (TRC) reduced its Napco Security Technologies (NSSC) stake by 38% in Q1 2026, selling an estimated $68.2K and leaving 2,599 shares worth $102K. The position accounts for ﹤0.01% of the portfolio, ranked #2163.

Tower Research Capital (TRC) first reported a position in NSSC in Q2 2013 and has held it in 46 quarters since. The position peaked at $365K in Q2 2024. 270 funds tracked by Wall St. Rank hold NSSC as of Q1 2026.

  • Tower Research Capital (TRC) held 2,599 shares of Napco Security Technologies worth $102K as of Q1 2026.
  • Tower Research Capital (TRC) sold 1,626 Napco Security Technologies shares in Q1 2026, an estimated $68.2K.
  • Napco Security Technologies made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #2163 holding.
  • Tower Research Capital (TRC) first reported a position in Napco Security Technologies in Q2 2013 and has held it in 46 quarters since.
  • Tower Research Capital (TRC)'s Napco Security Technologies position peaked at $365K in Q2 2024.
  • 270 funds tracked by Wall St. Rank held Napco Security Technologies as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.