Insteel Industries Inc (IIIN) Institutional Ownership

Ownership Summary

Insteel Industries Inc (NYSE:IIIN) is held by 180 institutional investors per 13F filings through December 2025.

• Collectively, these holders controlled 82.2% of Insteel Industries's outstanding shares in December 2025, up from 80.9% in September 2025.
• Their total shares held in IIIN increased 5.28% from the prior quarter, while the number of investors in Insteel Industries increased 25.87% year over year.
• Activity in IIIN broke down as 93 buyers, 67 sellers, and 20 unchanged among 180 total holders.
• The aggregate institutional position in Insteel Industries amounted to 16.06Mn shares as of December 2025, up by 804.96K shares quarter on quarter, and down 283.3K shares year over year.
• As of December 31, 2025, the biggest holder of Insteel Industries is BlackRock, Inc. at 2.85Mn shares, representing 14.57% of shares outstanding.
• The biggest buyers of Insteel Industries for the quarter ending December 2025 included VANGUARD CAPITAL MANAGEMENT LLC (815.82K), VANGUARD PORTFOLIO MANAGEMENT LLC (432.98K), First Eagle Investment Management, LLC (371.95K), Owls Nest Partners IA, LLC (144.54K), VANGUARD FIDUCIARY TRUST CO (131.27K).
• The biggest sellers of Insteel Industries for the quarter ending December 2025 included BlackRock, Inc. (564.09K), ROBOTTI ROBERT (300.39K), Franklin Resources Inc (119.94K), AMERICAN CENTURY COMPANIES INC (79.18K), MILLENNIUM MANAGEMENT LLC (50.24K).
• Per Business Quant data, the top 10 holders of Insteel Industries for the quarter ending December 2025 are BlackRock, Inc. (2.85Mn), MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. (1.11Mn), DIMENSIONAL FUND ADVISORS LP (1.09Mn), VANGUARD CAPITAL MANAGEMENT LLC (815.82K), First Eagle Investment Management, LLC (761.91K), State Street Corp (725.49K), GEODE CAPITAL MANAGEMENT, LLC (496.24K), VANGUARD PORTFOLIO MANAGEMENT LLC (432.98K), CHARLES SCHWAB INVESTMENT MANAGEMENT INC (350.02K), Bruce & Co., Inc. (343.42K).