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ISTHMUS PARTNERS, LLC

Position in NSSC — Napco Security Technologies, Inc

CIK 1639666 MADISON, WI

Position in NSSC

as of Jun 30, 2026 · filed Jul 20, 2026
Position Value
$4,479,741
-$76,460 QoQ
Shares Held
117,950
+2.0% QoQ
Ownership
0.330%
of shares outstanding
% of Portfolio
0.48%
of 13F equity value
Holder Rank
#57
of 256 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in NSSC Over Time

Shares Held

Position Value (USD)

Position in Security & Protection Services

Industrials · as of Jun 30, 2026

ISTHMUS PARTNERS, LLC holds $4,479,741 across 1 Security & Protection Services name. NSSC ranks #1 (100.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 NSSC
Napco Security Technologies, Inc
This page
117,950 $4,479,741

All Filings in NSSC

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,479,741 117,950
2026-03-31 $4,556,201 115,669
2025-12-31 $5,083,938 121,917
2025-09-30 $5,254,717 122,345
2025-06-30 $3,474,680 117,032
2025-03-31 $2,356,787 102,380
2024-12-31 $3,106,628 87,363
2024-09-30 $3,508,407 86,713
2024-06-30 $5,829,049 112,205
2024-03-31 $4,624,905 115,162
2023-12-31 $3,341,019 97,548
2023-09-30 $1,963,095 88,229
2023-06-30 $2,992,581 86,366
2023-03-31 $3,380,809 89,963
2022-12-31 $2,462,510 89,611
2022-09-30 $2,606,382 89,628
2022-06-30 $2,254,625 109,501
2022-03-31 $2,228,697 108,611
2021-12-31 $2,650,539 53,032
2021-09-30 $2,298,404 53,352
2021-06-30 $1,943,649 53,441
2021-03-31 $1,856,891 53,313
2020-12-31 $1,396,424 53,258
2020-09-30 $1,272,290 54,140
2020-06-30 $1,252,557 53,551
2020-03-31 $796,607 52,512