NAPCO SEC TECHNOLOGIES INC

Ticker: NSSC CUSIP: 630402105 Class: Common Stock

STATE STREET CORP's Holding History (CIK: 0000093751)

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

Q4 2025

Shares 896,315 Value ($000) $37,484 Avg Close $41.96 Range $37.43 - $47.96

Q3 2025

Shares 783,820 Value ($000) $33,775 Avg Close $34.48 Range $29.03 - $44.88

Q2 2025

Shares 813,664 Value ($000) $24,269 Avg Close $25.46 Range $18.78 - $30.03

Q1 2025

Shares 814,441 Value ($000) $18,849 Avg Close $27.92 Range $22.10 - $37.25

Q4 2024

Shares 826,550 Value ($000) $29,493 Avg Close $37.64 Range $31.15 - $41.75

Q3 2024

Shares 783,327 Value ($000) $31,790 Avg Close $47.92 Range $31.06 - $56.76

Q2 2024

Shares 766,396 Value ($000) $39,814 Avg Close $44.67 Range $36.90 - $52.36

Q1 2024

Shares 726,905 Value ($000) $29,193 Avg Close $38.22 Range $30.42 - $45.01

Q4 2023

Shares 696,076 Value ($000) $23,841 Avg Close $25.76 Range $17.23 - $35.09

Q3 2023

Shares 642,269 Value ($000) $14,290 Avg Close $29.36 Range $19.36 - $37.73

Q2 2023

Shares 634,603 Value ($000) $21,989 Avg Close $33.75 Range $25.82 - $39.90

Q1 2023

Shares 627,261 Value ($000) $23,572 Avg Close $30.76 Range $24.89 - $37.87

Q4 2022

Shares 568,298 Value ($000) $15,617 Avg Close $26.04 Range $23.40 - $29.16

Q3 2022

Shares 553,234 Value ($000) $16,088 Avg Close $25.79 Range $19.06 - $30.22

Q2 2022

Shares 551,424 Value ($000) $11,354 Avg Close $18.16 Range $15.06 - $20.96

Q1 2022

Shares 547,208 Value ($000) $11,229 Avg Close $20.05 Range $14.86 - $24.28

Q4 2021

Shares 258,881 Value ($000) $12,939 Avg Close $22.78 Range $20.22 - $25.10

Q3 2021

Shares 246,302 Value ($000) $10,611 Avg Close $18.08 Range $15.95 - $21.96

Q2 2021

Shares 241,215 Value ($000) $8,773 Avg Close $16.55 Range $14.80 - $18.34

Q1 2021

Shares 221,587 Value ($000) $7,718 Avg Close $14.89 Range $12.20 - $17.51

Q4 2020

Shares 218,710 Value ($000) $5,735 Avg Close $13.01 Range $11.05 - $15.30

Q3 2020

Shares 232,050 Value ($000) $5,453 Avg Close $11.63 Range $8.61 - $13.25

Q2 2020

Shares 233,157 Value ($000) $5,454 Avg Close $10.12 Range $6.44 - $12.75

Q1 2020

Shares 226,951 Value ($000) $3,443 Avg Close $11.36 Range $7.07 - $15.97

Q4 2019

Shares 234,226 Value ($000) $6,884 Avg Close $14.00 Range $11.95 - $15.43

Q3 2019

Shares 221,675 Value ($000) $5,657 Avg Close $13.60 Range $11.67 - $16.78

Q2 2019

Shares 220,828 Value ($000) $6,554 Avg Close $12.80 Range $9.65 - $16.85

Q1 2019

Shares 207,130 Value ($000) $4,296 Avg Close $9.07 Range $6.87 - $10.93

Q4 2018

Shares 189,887 Value ($000) $2,991 Avg Close $7.37 Range $6.24 - $8.56

Q3 2018

Shares 192,888 Value ($000) $2,882 Avg Close $7.46 Range $6.23 - $8.42

Q2 2018

Shares 179,118 Value ($000) $2,623 Avg Close $5.70 Range $4.97 - $7.68

Q1 2018

Shares 177,656 Value ($000) $2,080 Avg Close $4.68 Range $4.06 - $5.74

Q4 2017

Shares 142,651 Value ($000) $1,246 Avg Close $4.62 Range $3.81 - $5.18

Q3 2017

Shares 120,398 Value ($000) $1,168 Avg Close $4.31 Range $3.57 - $4.84

Q2 2017

Shares 115,750 Value ($000) $1,089 Avg Close $4.72 Range $4.18 - $5.23

Q1 2017

Shares 10,800 Value ($000) $110 Avg Close $4.49 Range $3.67 - $5.29

Q4 2016

Shares 10,800 Value ($000) $92 Avg Close $3.70 Range $3.32 - $4.13

Q3 2016

Shares 10,800 Value ($000) $78 Avg Close $3.42 Range $3.03 - $3.74

Q2 2016

Shares 10,800 Value ($000) $68 Avg Close $2.95 Range $2.69 - $3.28

Q1 2016

Shares 10,800 Value ($000) $67 Avg Close $2.80 Range $2.44 - $3.09

Q4 2015

Shares 10,800 Value ($000) $64 Avg Close $3.00 Range $2.51 - $3.67

Q3 2015

Shares 10,800 Value ($000) $66 Avg Close $2.80 Range $2.56 - $3.07

Q2 2015

Shares 10,800 Value ($000) $62 Avg Close $2.67 Range $2.39 - $2.97

Q1 2015

Shares 10,800 Value ($000) $62 Avg Close $2.54 Range $2.18 - $2.89

Q4 2014

Shares 10,800 Value ($000) $50 Avg Close $2.14 Range $1.92 - $2.32

Q3 2014

Shares 12,100 Value ($000) $56 Avg Close $2.38 Range $2.06 - $2.70

Q2 2014

Shares 12,100 Value ($000) $66 Avg Close $2.85 Range $2.38 - $3.30

Q1 2014

Shares 12,100 Value ($000) $80 Avg Close $3.29 Range $2.92 - $3.72

Q4 2013

Shares 12,100 Value ($000) $76 Avg Close $2.83 Range $2.34 - $3.17

Q3 2013

Shares 12,100 Value ($000) $64 Avg Close $2.44 Range $2.23 - $2.93

Q2 2013

Shares 12,100 Value ($000) $58 Avg Close $2.09 Range $1.86 - $2.33

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	896,315	$37,484	$41.96	$37.43 - $47.96
Q3 2025	783,820	$33,775	$34.48	$29.03 - $44.88
Q2 2025	813,664	$24,269	$25.46	$18.78 - $30.03
Q1 2025	814,441	$18,849	$27.92	$22.10 - $37.25
Q4 2024	826,550	$29,493	$37.64	$31.15 - $41.75
Q3 2024	783,327	$31,790	$47.92	$31.06 - $56.76
Q2 2024	766,396	$39,814	$44.67	$36.90 - $52.36
Q1 2024	726,905	$29,193	$38.22	$30.42 - $45.01
Q4 2023	696,076	$23,841	$25.76	$17.23 - $35.09
Q3 2023	642,269	$14,290	$29.36	$19.36 - $37.73
Q2 2023	634,603	$21,989	$33.75	$25.82 - $39.90
Q1 2023	627,261	$23,572	$30.76	$24.89 - $37.87
Q4 2022	568,298	$15,617	$26.04	$23.40 - $29.16
Q3 2022	553,234	$16,088	$25.79	$19.06 - $30.22
Q2 2022	551,424	$11,354	$18.16	$15.06 - $20.96
Q1 2022	547,208	$11,229	$20.05	$14.86 - $24.28
Q4 2021	258,881	$12,939	$22.78	$20.22 - $25.10
Q3 2021	246,302	$10,611	$18.08	$15.95 - $21.96
Q2 2021	241,215	$8,773	$16.55	$14.80 - $18.34
Q1 2021	221,587	$7,718	$14.89	$12.20 - $17.51
Q4 2020	218,710	$5,735	$13.01	$11.05 - $15.30
Q3 2020	232,050	$5,453	$11.63	$8.61 - $13.25
Q2 2020	233,157	$5,454	$10.12	$6.44 - $12.75
Q1 2020	226,951	$3,443	$11.36	$7.07 - $15.97
Q4 2019	234,226	$6,884	$14.00	$11.95 - $15.43
Q3 2019	221,675	$5,657	$13.60	$11.67 - $16.78
Q2 2019	220,828	$6,554	$12.80	$9.65 - $16.85
Q1 2019	207,130	$4,296	$9.07	$6.87 - $10.93
Q4 2018	189,887	$2,991	$7.37	$6.24 - $8.56
Q3 2018	192,888	$2,882	$7.46	$6.23 - $8.42
Q2 2018	179,118	$2,623	$5.70	$4.97 - $7.68
Q1 2018	177,656	$2,080	$4.68	$4.06 - $5.74
Q4 2017	142,651	$1,246	$4.62	$3.81 - $5.18
Q3 2017	120,398	$1,168	$4.31	$3.57 - $4.84
Q2 2017	115,750	$1,089	$4.72	$4.18 - $5.23
Q1 2017	10,800	$110	$4.49	$3.67 - $5.29
Q4 2016	10,800	$92	$3.70	$3.32 - $4.13
Q3 2016	10,800	$78	$3.42	$3.03 - $3.74
Q2 2016	10,800	$68	$2.95	$2.69 - $3.28
Q1 2016	10,800	$67	$2.80	$2.44 - $3.09
Q4 2015	10,800	$64	$3.00	$2.51 - $3.67
Q3 2015	10,800	$66	$2.80	$2.56 - $3.07
Q2 2015	10,800	$62	$2.67	$2.39 - $2.97
Q1 2015	10,800	$62	$2.54	$2.18 - $2.89
Q4 2014	10,800	$50	$2.14	$1.92 - $2.32
Q3 2014	12,100	$56	$2.38	$2.06 - $2.70
Q2 2014	12,100	$66	$2.85	$2.38 - $3.30
Q1 2014	12,100	$80	$3.29	$2.92 - $3.72
Q4 2013	12,100	$76	$2.83	$2.34 - $3.17
Q3 2013	12,100	$64	$2.44	$2.23 - $2.93
Q2 2013	12,100	$58	$2.09	$1.86 - $2.33