JY
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Jeff Yass’s Napco Security Technologies NSSC Stock Holding History

Jeff Yass’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
2025
Q3 		– Sell
-8,400
Closed -$249K – 13428
2025
Q2 		$249K Sell
8,400
-3,900
-32% -$100K ﹤0.01% 10748
2025
Q1 		$283K Sell
12,300
-10,200
-45% -$289K ﹤0.01% 10183
2024
Q4 		$800K Sell
22,500
-159,900
-88% -$6.13M ﹤0.01% 7513
2024
Q3 		$7.38M Buy
182,400
+165,100
+954% +$8.09M ﹤0.01% 3021
2024
Q2 		$899K Buy
17,300
+6,200
+56% +$284K ﹤0.01% 6843
2024
Q1 		$446K Buy
11,100
+4,900
+79% +$192K ﹤0.01% 8786
2023
Q4 		$212K Sell
6,200
-16,200
-72% -$430K ﹤0.01% 10565
2023
Q3 		$498K Buy
22,400
+13,800
+160% +$418K ﹤0.01% 8235
2023
Q2 		$298K Buy
8,600
+3,000
+54% +$105K ﹤0.01% 9448
2023
Q1 		$210K Buy
+5,600
New +$178K ﹤0.01% 10490
2021
Q1 		– Sell
-78,600
Closed -$1.03M – 12641
2020
Q4 		$1.03M Buy
+78,600
New +$1.06M ﹤0.01% 6661
2020
Q3 		– Sell
-63,200
Closed -$739K – 10951
2020
Q2 		$739K Sell
63,200
-5,000
-7% -$52.4K ﹤0.01% 6552
2020
Q1 		$517K Buy
68,200
+21,200
+45% +$249K ﹤0.01% 6869
2019
Q4 		$691K Sell
47,000
-65,600
-58% -$952K ﹤0.01% 6291
2019
Q3 		$1.44M Buy
112,600
+44,800
+66% +$631K ﹤0.01% 4913
2019
Q2 		$1.01M Buy
+67,800
New +$899K ﹤0.01% 5649

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

Jeff Yass's NSSC Position: Q2 2026 in Review

Jeff Yass sold out of Napco Security Technologies (NSSC) in Q2 2026, closing a stake of 19,318 shares — an estimated $767K sold.

Jeff Yass first reported a position in NSSC in Q1 2017 and held it in 22 quarters. The position peaked at $11.4M in Q1 2023. 256 funds tracked by Wall St. Rank hold NSSC as of Q2 2026.

  • Jeff Yass reported no remaining Napco Security Technologies position as of Q2 2026 after selling out during the quarter.
  • Jeff Yass sold 19,318 Napco Security Technologies shares in Q2 2026, an estimated $767K.
  • Jeff Yass first reported a position in Napco Security Technologies in Q1 2017 and held it in 22 quarters.
  • Jeff Yass's Napco Security Technologies position peaked at $11.4M in Q1 2023.
  • 256 funds tracked by Wall St. Rank held Napco Security Technologies as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.