Insteel Industries, Inc. (IIIN)
STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS
Insteel Industries, Inc. (IIIN) is listed on the New York Stock Exchange, where it has traded since April 25, 1985.
- Listed On
- the New York Stock Exchange
- Listed Since
- April 25, 1985
- Employees
- 1,007
- Market Cap
- $571M
About Insteel Industries, Inc.
Insteel Industries Inc produces and sells prestressed concrete strand (PC strand) and welded wire reinforcement (WWR). PC strand, a high-strength seven-wire cable, is used to strengthen precast concrete in structures like bridges, parking decks, and buildings, enabling longer spans and slimmer designs. WWR includes engineered structural mesh for primary reinforcement, concrete pipe reinforcement for drainage and sewage systems, and standard WWR for crack control in residential and light commercial construction. The company serves markets in the United States and internationally, with the majority of revenue generated in the United States.
Institutional ownership
In 13F filings for the quarter ended June 30, 2026, 184 institutions reported holding IIIN, with 16.0 million shares worth $482.2 million in aggregate. The largest reported holder was BlackRock, with 1.5 million shares worth $46.0 million. Of the 5 largest holders listed below, 3 added shares and 2 reduced their positions during the quarter.
| Institution | Shares | Value | Quarter change |
|---|---|---|---|
| BlackRock | 1,523,656 | $46M | Reduced 46.52% |
| Mirae Asset Global Etfs Holdings Ltd | 1,199,958 | $36M | Added 8.59% |
| Dimensional Fund Advisors | 1,169,892 | $35M | Added 7.55% |
| Vanguard | 1,153,208 | $35M | Reduced 17.61% |
| Geode Capital Management | 534,655 | $16M | Added 7.74% |
Form 13F is a quarterly report that institutional investment managers with at least $100 million in qualifying securities file with the SEC. It lists long positions as of the last day of the quarter and is due within 45 days of quarter end, so these holdings describe that date rather than today.
Frequently asked questions
What is IIIN?
Insteel Industries, Inc. (IIIN) is listed on the New York Stock Exchange, where it has traded since April 25, 1985.
Who are the largest institutional holders of IIIN?
In 13F filings for the quarter ended June 30, 2026, the largest reported holders of IIIN were BlackRock, Mirae Asset Global Etfs Holdings Ltd and Dimensional Fund Advisors.
How many institutions own IIIN?
184 institutions reported a position in IIIN for the quarter ended June 30, 2026, worth $482.2 million in total.
Did institutions buy or sell IIIN last quarter?
Of the 5 largest reported holders, 3 added shares and 2 reduced their positions during the quarter. Every reported holder and its change is on the SentiSense ownership page for IIIN.
Every reported institutional holder, plus insider and congressional trades in IIIN, on SentiSense.