SIMPLEX TRADING, LLC - NAPCO SEC TECHNOLOGIES INC ownership

NAPCO SEC TECHNOLOGIES INC's ticker is and the CUSIP is 630402905. A total of 2 filers reported holding NAPCO SEC TECHNOLOGIES INC in Q1 2021. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of NAPCO SEC TECHNOLOGIES INC
ValueSharesWeighting
Q3 2023$380
+2011.1%
17,100
+3320.0%
0.00%
Q1 2023$18
-100.0%
500
-80.0%
0.00%
Q3 2022$72,000
+200.0%
2,500
+108.3%
0.00%
Q2 2022$24,0000.0%1,2000.0%0.00%
Q1 2022$24,000
+500.0%
1,200
+1100.0%
0.00%
Q4 2021$4,000
-60.0%
100
-66.7%
0.00%
Q3 2021$10,0000.0%3000.0%0.00%
Q2 2021$10,000
-63.0%
300
+3650.0%
0.00%
Q1 2021$27,000
-12.9%
8
-33.3%
0.00%
Q4 2020$31,000
+3000.0%
12
-50.0%
0.00%
Q3 2020$1,000
-99.2%
24
-55.6%
0.00%
Q2 2020$126,000
+133.3%
54
+50.0%
0.00%
Q1 2020$54,000
+107.7%
36
+300.0%
0.00%
Q4 2019$26,000
-77.2%
9
-80.0%
0.00%
Q3 2019$114,000
-8.1%
45
+7.1%
0.00%
Q2 2019$124,000
+12300.0%
42
+4100.0%
0.00%
Q2 2018$1,000
-75.0%
1
-90.0%
0.00%
Q1 2018$4,000100.00%
Other shareholders
NAPCO SEC TECHNOLOGIES INC shareholders Q1 2021
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 12$31,0000.00%
View complete list of NAPCO SEC TECHNOLOGIES INC shareholders