NAPCO SEC TECHNOLOGIES INC

Ticker: NSSC CUSIP: 630402105 Class: Common Stock

Bank of New York Mellon Corp's Holding History (CIK: 0001390777)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 215,960 Value ($000) $9,006 Avg Close $41.96 Range $37.43 - $47.96

Q3 2025

Shares 199,536 Value ($000) $8,570 Avg Close $34.48 Range $29.03 - $44.88

Q2 2025

Shares 200,646 Value ($000) $5,957 Avg Close $25.46 Range $18.78 - $30.03

Q1 2025

Shares 199,631 Value ($000) $4,595 Avg Close $27.92 Range $22.10 - $37.25

Q4 2024

Shares 201,846 Value ($000) $7,178 Avg Close $37.64 Range $31.15 - $41.75

Q3 2024

Shares 178,697 Value ($000) $7,230 Avg Close $47.92 Range $31.06 - $56.76

Q2 2024

Shares 201,983 Value ($000) $10,493 Avg Close $44.67 Range $36.90 - $52.36

Q1 2024

Shares 192,127 Value ($000) $7,716 Avg Close $38.22 Range $30.42 - $45.01

Q4 2023

Shares 202,922 Value ($000) $6,950 Avg Close $25.76 Range $17.23 - $35.09

Q3 2023

Shares 126,393 Value ($000) $2,812 Avg Close $29.36 Range $19.36 - $37.73

Q2 2023

Shares 146,210 Value ($000) $5,066 Avg Close $33.75 Range $25.82 - $39.90

Q1 2023

Shares 146,195 Value ($000) $5,494 Avg Close $30.76 Range $24.89 - $37.87

Q4 2022

Shares 136,737 Value ($000) $3,758 Avg Close $26.04 Range $23.40 - $29.16

Q3 2022

Shares 128,160 Value ($000) $3,727 Avg Close $25.79 Range $19.06 - $30.22

Q2 2022

Shares 104,011 Value ($000) $2,142 Avg Close $18.16 Range $15.06 - $20.96

Q1 2022

Shares 110,014 Value ($000) $2,258 Avg Close $20.05 Range $14.86 - $24.28

Q4 2021

Shares 53,872 Value ($000) $2,692 Avg Close $22.78 Range $20.22 - $25.10

Q3 2021

Shares 54,027 Value ($000) $2,327 Avg Close $18.08 Range $15.95 - $21.96

Q2 2021

Shares 50,542 Value ($000) $1,838 Avg Close $16.55 Range $14.80 - $18.34

Q1 2021

Shares 70,732 Value ($000) $2,463 Avg Close $14.89 Range $12.20 - $17.51

Q4 2020

Shares 67,500 Value ($000) $1,770 Avg Close $13.01 Range $11.05 - $15.30

Q3 2020

Shares 65,649 Value ($000) $1,543 Avg Close $11.63 Range $8.61 - $13.25

Q2 2020

Shares 66,338 Value ($000) $1,552 Avg Close $10.12 Range $6.44 - $12.75

Q1 2020

Shares 68,532 Value ($000) $1,040 Avg Close $11.36 Range $7.07 - $15.97

Q4 2019

Shares 69,065 Value ($000) $2,030 Avg Close $14.00 Range $11.95 - $15.43

Q3 2019

Shares 60,425 Value ($000) $1,542 Avg Close $13.60 Range $11.67 - $16.78

Q2 2019

Shares 90,927 Value ($000) $2,698 Avg Close $12.80 Range $9.65 - $16.85

Q1 2019

Shares 60,933 Value ($000) $1,264 Avg Close $9.07 Range $6.87 - $10.93

Q4 2018

Shares 59,577 Value ($000) $939 Avg Close $7.37 Range $6.24 - $8.56

Q3 2018

Shares 50,940 Value ($000) $761 Avg Close $7.46 Range $6.23 - $8.42

Q2 2018

Shares 60,840 Value ($000) $892 Avg Close $5.70 Range $4.97 - $7.68

Q1 2018

Shares 64,959 Value ($000) $760 Avg Close $4.68 Range $4.06 - $5.74

Q4 2017

Shares 60,472 Value ($000) $529 Avg Close $4.62 Range $3.81 - $5.18

Q3 2017

Shares 60,615 Value ($000) $588 Avg Close $4.31 Range $3.57 - $4.84

Q2 2017

Shares 85,333 Value ($000) $803 Avg Close $4.72 Range $4.18 - $5.23

Q1 2017

Shares 60,734 Value ($000) $619 Avg Close $4.49 Range $3.67 - $5.29

Q4 2016

Shares 60,988 Value ($000) $519 Avg Close $3.70 Range $3.32 - $4.13

Q3 2016

Shares 46,707 Value ($000) $336 Avg Close $3.42 Range $3.03 - $3.74

Q2 2016

Shares 76,553 Value ($000) $487 Avg Close $2.95 Range $2.69 - $3.28

Q1 2016

Shares 76,533 Value ($000) $478 Avg Close $2.80 Range $2.44 - $3.09

Q4 2015

Shares 76,567 Value ($000) $452 Avg Close $3.00 Range $2.51 - $3.67

Q3 2015

Shares 76,533 Value ($000) $463 Avg Close $2.80 Range $2.56 - $3.07

Q2 2015

Shares 78,405 Value ($000) $449 Avg Close $2.67 Range $2.39 - $2.97

Q1 2015

Shares 78,684 Value ($000) $456 Avg Close $2.54 Range $2.18 - $2.89

Q4 2014

Shares 78,684 Value ($000) $370 Avg Close $2.14 Range $1.92 - $2.32

Q3 2014

Shares 78,684 Value ($000) $370 Avg Close $2.38 Range $2.06 - $2.70

Q2 2014

Shares 78,684 Value ($000) $427 Avg Close $2.85 Range $2.38 - $3.30

Q1 2014

Shares 78,684 Value ($000) $522 Avg Close $3.29 Range $2.92 - $3.72

Q4 2013

Shares 82,926 Value ($000) $521 Avg Close $2.83 Range $2.34 - $3.17

Q3 2013

Shares 82,926 Value ($000) $440 Avg Close $2.44 Range $2.23 - $2.93

Q2 2013

Shares 88,630 Value ($000) $424 Avg Close $2.09 Range $1.86 - $2.33

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	215,960	$9,006	$41.96	$37.43 - $47.96
Q3 2025	199,536	$8,570	$34.48	$29.03 - $44.88
Q2 2025	200,646	$5,957	$25.46	$18.78 - $30.03
Q1 2025	199,631	$4,595	$27.92	$22.10 - $37.25
Q4 2024	201,846	$7,178	$37.64	$31.15 - $41.75
Q3 2024	178,697	$7,230	$47.92	$31.06 - $56.76
Q2 2024	201,983	$10,493	$44.67	$36.90 - $52.36
Q1 2024	192,127	$7,716	$38.22	$30.42 - $45.01
Q4 2023	202,922	$6,950	$25.76	$17.23 - $35.09
Q3 2023	126,393	$2,812	$29.36	$19.36 - $37.73
Q2 2023	146,210	$5,066	$33.75	$25.82 - $39.90
Q1 2023	146,195	$5,494	$30.76	$24.89 - $37.87
Q4 2022	136,737	$3,758	$26.04	$23.40 - $29.16
Q3 2022	128,160	$3,727	$25.79	$19.06 - $30.22
Q2 2022	104,011	$2,142	$18.16	$15.06 - $20.96
Q1 2022	110,014	$2,258	$20.05	$14.86 - $24.28
Q4 2021	53,872	$2,692	$22.78	$20.22 - $25.10
Q3 2021	54,027	$2,327	$18.08	$15.95 - $21.96
Q2 2021	50,542	$1,838	$16.55	$14.80 - $18.34
Q1 2021	70,732	$2,463	$14.89	$12.20 - $17.51
Q4 2020	67,500	$1,770	$13.01	$11.05 - $15.30
Q3 2020	65,649	$1,543	$11.63	$8.61 - $13.25
Q2 2020	66,338	$1,552	$10.12	$6.44 - $12.75
Q1 2020	68,532	$1,040	$11.36	$7.07 - $15.97
Q4 2019	69,065	$2,030	$14.00	$11.95 - $15.43
Q3 2019	60,425	$1,542	$13.60	$11.67 - $16.78
Q2 2019	90,927	$2,698	$12.80	$9.65 - $16.85
Q1 2019	60,933	$1,264	$9.07	$6.87 - $10.93
Q4 2018	59,577	$939	$7.37	$6.24 - $8.56
Q3 2018	50,940	$761	$7.46	$6.23 - $8.42
Q2 2018	60,840	$892	$5.70	$4.97 - $7.68
Q1 2018	64,959	$760	$4.68	$4.06 - $5.74
Q4 2017	60,472	$529	$4.62	$3.81 - $5.18
Q3 2017	60,615	$588	$4.31	$3.57 - $4.84
Q2 2017	85,333	$803	$4.72	$4.18 - $5.23
Q1 2017	60,734	$619	$4.49	$3.67 - $5.29
Q4 2016	60,988	$519	$3.70	$3.32 - $4.13
Q3 2016	46,707	$336	$3.42	$3.03 - $3.74
Q2 2016	76,553	$487	$2.95	$2.69 - $3.28
Q1 2016	76,533	$478	$2.80	$2.44 - $3.09
Q4 2015	76,567	$452	$3.00	$2.51 - $3.67
Q3 2015	76,533	$463	$2.80	$2.56 - $3.07
Q2 2015	78,405	$449	$2.67	$2.39 - $2.97
Q1 2015	78,684	$456	$2.54	$2.18 - $2.89
Q4 2014	78,684	$370	$2.14	$1.92 - $2.32
Q3 2014	78,684	$370	$2.38	$2.06 - $2.70
Q2 2014	78,684	$427	$2.85	$2.38 - $3.30
Q1 2014	78,684	$522	$3.29	$2.92 - $3.72
Q4 2013	82,926	$521	$2.83	$2.34 - $3.17
Q3 2013	82,926	$440	$2.44	$2.23 - $2.93
Q2 2013	88,630	$424	$2.09	$1.86 - $2.33