Nortech Systems Inc (NSYS) Institutional Ownership

Ownership Summary

Nortech Systems Inc (NASDAQ:NSYS) appears in 10 institutional 13F filings for the quarter ending December 2025.

• Collectively, these holders controlled 3.2% of Nortech Systems's outstanding shares in December 2025, down from 4.0% in September 2025.
• Their total shares held in NSYS decreased -9.97% quarter over quarter, and separately, investors owning Nortech Systems decreased 23.08% from a year ago.
• Of these 10 holders, 3 added to their stakes in Nortech Systems, 4 trimmed positions, and 3 made no changes.
• Combined, these investors held 87.82K shares in NSYS for December 2025, down by 9.73K shares quarter on quarter, and down 39.06K shares year over year.
• As of December 31, 2025, RENAISSANCE TECHNOLOGIES LLC held the largest stake in Nortech Systems with 44.4K shares, accounting for 1.59% of total shares outstanding.
• Top purchasers of NSYS stock for the quarter ending December 2025 included Garton & Associates Financial Advisors LLC (500), Tower Research Capital LLC (TRC) (334), Royal Bank Of Canada (4).
• The largest sellers of Nortech Systems for the quarter ending December 2025 were DIMENSIONAL FUND ADVISORS LP (7.46K), RENAISSANCE TECHNOLOGIES LLC (2.9K), VANGUARD GROUP INC (200), Bank Of America Corp /De/ (8).
• According to Business Quant data, leading holders of NSYS for December 2025 are RENAISSANCE TECHNOLOGIES LLC (44.4K), Chevy Chase Trust Holdings, LLC (15.83K), VANGUARD GROUP INC (14.06K), DIMENSIONAL FUND ADVISORS LP (11.86K), Tower Research Capital LLC (TRC) (818), Garton & Associates Financial Advisors LLC (500), Larson Financial Group LLC (241), FMR LLC (95), Bank Of America Corp /De/ (8), Royal Bank Of Canada (4).