Arrowstreet Capital
NSSC icon

Arrowstreet Capital’s Napco Security Technologies NSSC Stock Holding History

Arrowstreet Capital’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
Q2 		$26.5M Sell
697,937
-148,103
-18% -$5.88M 0.01% 766
2026
Q1 		$33.3M Sell
846,040
-17,982
-2% -$754K 0.02% 609
2025
Q4 		$36M Buy
864,022
+2,881
+0.3% +$121K 0.02% 568
2025
Q3 		$37M Buy
861,141
+749,065
+668% +$26M 0.02% 547
2025
Q2 		$3.33M Buy
+112,076
New +$2.88M ﹤0.01% 1303
2025
Q1 		– Sell
-57,212
Closed -$2.03M – 1947
2024
Q4 		$2.03M Buy
57,212
+32,180
+129% +$1.23M ﹤0.01% 1274
2024
Q3 		$1.01M Buy
+25,032
New +$1.23M ﹤0.01% 1381
2023
Q3 		– Sell
-7,462
Closed -$259K – 1369
2023
Q2 		$259K Buy
+7,462
New +$261K ﹤0.01% 1132
2023
Q1 		– Sell
-14,412
Closed -$396K – 1466
2022
Q4 		$396K Sell
14,412
-6,577
-31% -$177K ﹤0.01% 1163
2022
Q3 		$610K Buy
+20,989
New +$561K ﹤0.01% 1077
2022
Q1 		– Sell
-117,542
Closed -$2.94M – 1444
2021
Q4 		$2.94M Buy
117,542
+17,090
+17% +$403K ﹤0.01% 937
2021
Q3 		$2.16M Buy
100,452
+2,400
+2% +$44.9K ﹤0.01% 1112
2021
Q2 		$1.78M Sell
98,052
-1,800
-2% -$30.9K ﹤0.01% 1386
2021
Q1 		$1.74M Sell
99,852
-19,000
-16% -$293K ﹤0.01% 1610
2020
Q4 		$1.56M Buy
118,852
+44,664
+60% +$602K ﹤0.01% 1687
2020
Q3 		$872K Sell
74,188
-3,350
-4% -$40.4K ﹤0.01% 1856
2020
Q2 		$907K Buy
+77,538
New +$813K ﹤0.01% 1804
2020
Q1 		– Sell
-301,044
Closed -$4.42M – 2039
2019
Q4 		$4.42M Sell
301,044
-3,192
-1% -$46.3K 0.01% 890
2019
Q3 		$3.88M Buy
304,236
+55,804
+22% +$786K 0.01% 779
2019
Q2 		$3.69M Buy
248,432
+19,040
+8% +$252K 0.01% 730
2019
Q1 		$2.38M Buy
229,392
+175,080
+322% +$1.65M 0.01% 1048
2018
Q4 		$428K Buy
+54,312
New +$415K ﹤0.01% 1127

Other funds holding NSSC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
CCM
Copeland Capital Management Conshohocken, Pennsylvania $4.87B AUM 31.21% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Arrowstreet Capital's NSSC Position: Q2 2026 in Review

Arrowstreet Capital reduced its Napco Security Technologies (NSSC) stake by 18% in Q2 2026, selling an estimated $5.88M and leaving 697,937 shares worth $26.5M. The position accounts for 0.01% of the portfolio, ranked #766.

Arrowstreet Capital first reported a position in NSSC in Q4 2018 and has held it in 22 quarters since. The position peaked at $37M in Q3 2025. 258 funds tracked by Wall St. Rank hold NSSC as of Q2 2026.

  • Arrowstreet Capital held 697,937 shares of Napco Security Technologies worth $26.5M as of Q2 2026.
  • Arrowstreet Capital sold 148,103 Napco Security Technologies shares in Q2 2026, an estimated $5.88M.
  • Napco Security Technologies made up 0.01% of Arrowstreet Capital's portfolio in Q2 2026, its #766 holding.
  • Arrowstreet Capital first reported a position in Napco Security Technologies in Q4 2018 and has held it in 22 quarters since.
  • Arrowstreet Capital's Napco Security Technologies position peaked at $37M in Q3 2025.
  • 258 funds tracked by Wall St. Rank held Napco Security Technologies as of Q2 2026.

Based on Arrowstreet Capital's 13F filing for Q2 2026, filed 13 Aug 2026.