Nortech Systems Incorporated
Nortech Systems Incorporated (NSYS) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · NSYS · as of Sep 30, 2025
Ownership Breakdown
11
Institutional Holders
▲ 1 vs Q2
$1.01M
Total Inst. Value
▼ $111,687 vs Q2
2.79M
Shares Outstanding
freeFloat 35.26%
111,198
13F Shares Held
▼ 14,599 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
NSYS largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
RENAISSANCE TECHNOLOGIES LLC electronic components, nec | 47.3K | 1.71% | 1.71% | $427.11M | Nov 13, 2025 | ▼ 500 |
DIMENSIONAL FUND ADVISORS LP electronic components, nec | 19.3K | 69.67% | 69.67% | $177.97M | Nov 12, 2025 | ▼ 1.8K |
CHEVY CHASE TRUST HOLDINGS, LLC electronic components, nec | 15.8K | 57.08% | 57.08% | $142.49M | Nov 14, 2025 | — held |
VANGUARD GROUP INC electronic components, nec | 14.3K | 51.42% | 51.42% | $131.36M | Nov 7, 2025 | — held |
UBS GROUP AG electronic components, nec | 13.5K | 48.84% | 48.84% | $121.92M | Nov 13, 2025 | ▲ 85 |
TOWER RESEARCH CAPITAL LLC (TRC) electronic components, nec | 484 | 1.75% | 1.75% | $4.37M | Nov 14, 2025 | ▲ 484 |
LARSON FINANCIAL GROUP LLC electronic components, nec | 241 | 0.87% | 0.87% | $2.22M | Nov 14, 2025 | — held |
AMERICAN NATIONAL BANK electronic components, nec | 100 | 0.36% | 0.36% | $903,000 | Oct 21, 2025 | — held |
FMR LLC electronic components, nec | 95 | 0.34% | 0.34% | $875,000 | Nov 13, 2025 | — held |
BANK OF AMERICA CORP /DE/ electronic components, nec | 8 | 0.03% | 0.03% | $72,000 | Feb 3, 2026 | ▼ 1 |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
2
Increased
+569 shares1
New Positions
first time holders3
Decreased
−2.3K shares1
Sold Out
fully exitedNet shares change (top 50)
1.7K
+569 / −2.3K
Net new holders
-1
1 new / 1 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
NSYS insider trading · insider activity
Source: SEC Form 4
3
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Sen Debarati director | May 19, 2025 | Award | 6,876 | $8.73 | $60.0K | 10.1K | Form 4 ↗ |
Sen Debarati director | May 19, 2025 | Award | 6,832 | $8.73 | $59.6K | 6.8K | Form 4 ↗ |
Peris Jose Antonio director | May 19, 2025 | Award | 6,876 | $8.73 | $60.0K | 11.1K | Form 4 ↗ |
Peris Jose Antonio director | May 19, 2025 | Award | 6,832 | $8.73 | $59.6K | 6.8K | Form 4 ↗ |
MCMANUS RYAN director | May 19, 2025 | Award | 6,876 | $8.73 | $60.0K | 14.9K | Form 4 ↗ |
MCMANUS RYAN director | May 19, 2025 | Award | 6,832 | $8.73 | $59.6K | 6.8K | Form 4 ↗ |
KUNIN DAVID B
| May 19, 2025 | Award | 9,284 | $8.73 | $81.0K | 81.2K | Form 4 ↗ |
KUNIN DAVID B
| May 19, 2025 | Award | 9,222 | $8.73 | $80.5K | 9.2K | Form 4 ↗ |
Kruse Stacy A director | May 19, 2025 | Award | 6,876 | $8.73 | $60.0K | 14.9K | Form 4 ↗ |
Kruse Stacy A director | May 19, 2025 | Award | 6,832 | $8.73 | $59.6K | 6.8K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Nortech Systems Incorporated (NSYS) is primarily owned by institutional investors, who hold approximately 4.0% of total shares outstanding. Company insiders own approximately 64.74%, while retail and public investors account for the remaining 31.28%.
The largest institutional shareholder of Nortech Systems Incorporated is RENAISSANCE TECHNOLOGIES LLC, holding approximately 47,299 shares — equal to 1.71% of outstanding shares — as of September 30, 2025.
A total of 11 institutional investors currently hold NSYS stock, with a combined institutional value of approximately $1,009,343 as of the most recent 13F filing period.
Frequently asked questions
NSYS ownershipNortech Systems Incorporated (NSYS) is primarily owned by institutional investors, who hold approximately 4.0% of shares. The largest shareholder is RENAISSANCE TECHNOLOGIES LLC with a 1.71% stake. Company insiders hold 64.74%. Data sourced from SEC Form 13F as of September 30, 2025.