INVESTOR PRESENTATION October 16, 2025 FORWARD -LOOKING STATEMENTS This presentation contains forward-looking statements within the meaning of the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. When used in this presentation, the words "believes," "anticipates," "expects," "estimates," "appears," "plans," "intends," "may," "should," "could" and similar expressions are intended to identify forward- looking statements. Although we believe that our plans, intentions and expecta ...

Business Overview - Insteel Industries is the largest U S manufacturer of steel wire reinforcing products for concrete construction applications[5] - Nonresidential construction accounts for 85% of sales, while residential construction accounts for 15%[7] - Concrete product manufacturers represent 70% of sales, with distributors, rebar fabricators, and contractors making up the remaining 30%[8] Financial Performance - Net sales reached $5906 million in 2021[27] - EBITDA for 2021 was $1057 million, with an EBITDA margin of 179%[33, 35] - As of October 2, 2021, Insteel had $899 million in cash and no outstanding borrowings on its $1000 million revolving credit facility[48] Growth Strategy - Continued conversion of rebar users to Engineered Structural Mesh (ESM) represents a substantial growth opportunity[23] - The company has made strategic acquisitions, including Ivy Steel & Wire for $503 million and American Spring Wire for $335 million[25] - Capital expenditures are expected to total up to $250 million in fiscal year 2022[45] Market Outlook - Public construction spending for August YTD 2021 was down 40% from the prior year but up 65% from the four-year prior average[55] - Private nonresidential construction for May YTD was down 91% from the prior year and down 36% from the four-year prior average[55] - Private residential construction for May YTD was up 238% from the prior year and up 247% from the four-year prior average[55]

Business Overview - Insteel Industries is the largest U S manufacturer of steel wire reinforcing products for concrete construction applications[5] - Nonresidential construction accounts for 85% of sales, while residential construction accounts for 15%[7] - Concrete product manufacturers represent 70% of sales, with distributors, rebar fabricators, and contractors making up the remaining 30%[8] Financial Performance - Year-to-date net sales reached $6188 million in 2022[28] - In fiscal year 2022 (39 weeks), net earnings were $100705 thousand and EBITDA was $142169 thousand[37] - As of July 2, 2022, the company had $630 million in cash and no borrowings on its $1000 million revolving credit facility[47] Growth Strategy - Continued conversion of rebar users to Engineered Structural Mesh (ESM) represents a substantial growth opportunity[23] - Capital expenditures are expected to total up to $200 million in fiscal year 2022[45] Market Outlook - Architecture Billings Index (ABI) and Dodge Momentum Index (DMI) are leading indicators for nonresidential building construction activity[53] - Customer sentiment remains positive, and leading indicators for nonresidential construction end markets remain at expansionary levels[54]

Business Overview - The company is the nation's largest manufacturer of steel wire reinforcing products, headquartered in Mount Airy, NC, and operates 11 facilities[8, 9, 15] - The company's operations are focused on manufacturing and marketing steel wire reinforcing products for concrete construction applications, consisting of Welded Wire Reinforcement (WWR) which accounts for 42% of sales, and Prestressed Concrete Strand (PC Strand) which accounts for 58% of sales[13, 15] - The company's sales are primarily to distributors (70%) and rebar fabricators, contractors, and concrete product manufacturers (30%)[17] - The company's sales are mainly for nonresidential construction (85%) with the remaining for residential construction (15%)[17] Growth Strategy - The company aims to achieve leadership positions in its markets[21] - The company focuses on operating as the lowest cost producer in the industry[23] - The company pursues growth opportunities in its core businesses to further penetrate existing markets or expand its footprint[25] - The company focuses on converting rebar users to Engineered Structural Mesh (ESM) for cast-in-place applications, leveraging manufacturing and engineering capabilities[47] Financials - As of March 29, 2025, the company was debt-free with $28.4 million of cash and no borrowings outstanding on its $100.0 million revolving credit facility[95] - Capital expenditures are expected to total approximately $17.0 million in fiscal year 2025[91] - The company is currently paying a regular quarterly cash dividend of $0.03 per share[97] - The company's current share repurchase program has $17.6 million remaining available out of the $25.0 million authorized in November 2008[101]