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Side-by-side financial comparison of INSTEEL INDUSTRIES INC (IIIN) and GIBRALTAR INDUSTRIES, INC. (ROCK). Click either name above to swap in a different company.

GIBRALTAR INDUSTRIES, INC. is the larger business by last-quarter revenue ($225.0M vs $159.9M, roughly 1.4× INSTEEL INDUSTRIES INC). On growth, GIBRALTAR INDUSTRIES, INC. posted the faster year-over-year revenue change (24.9% vs 23.3%). GIBRALTAR INDUSTRIES, INC. produced more free cash flow last quarter ($26.2M vs $-2.2M). Over the past eight quarters, INSTEEL INDUSTRIES INC's revenue compounded faster (12.0% CAGR vs -12.3%).

Insteel Industries Inc is a leading U.S. manufacturer of steel reinforcing products including welded wire reinforcement and steel fibers. It primarily serves non-residential construction, infrastructure, and precast concrete segments across North America, delivering high-performance reinforcement solutions for various construction projects.

Gibraltar Industries, Inc. is a leading manufacturer and distributor of specialized building, infrastructure, and renewable energy products. Its offerings include ventilation systems, roofing accessories, solar mounting solutions, and landscape and garden products, serving residential, commercial construction, and clean energy markets primarily across North America, with a focus on innovative, sustainable solutions for its customers.

IIIN vs ROCK — Head-to-Head

Bigger by revenue
ROCK
ROCK
1.4× larger
ROCK
$225.0M
$159.9M
IIIN
Growing faster (revenue YoY)
ROCK
ROCK
+1.7% gap
ROCK
24.9%
23.3%
IIIN
More free cash flow
ROCK
ROCK
$28.4M more FCF
ROCK
$26.2M
$-2.2M
IIIN
Faster 2-yr revenue CAGR
IIIN
IIIN
Annualised
IIIN
12.0%
-12.3%
ROCK

Income Statement — Q1 2026 vs Q4 2025

Metric
IIIN
IIIN
ROCK
ROCK
Revenue
$159.9M
$225.0M
Net Profit
$7.6M
Gross Margin
11.3%
25.3%
Operating Margin
6.0%
7.9%
Net Margin
4.7%
Revenue YoY
23.3%
24.9%
Net Profit YoY
602.4%
EPS (diluted)
$0.39

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
IIIN
IIIN
ROCK
ROCK
Q4 25
$159.9M
$225.0M
Q3 25
$177.4M
$310.9M
Q2 25
$179.9M
$309.5M
Q1 25
$160.7M
$290.0M
Q4 24
$129.7M
$180.1M
Q3 24
$134.3M
$277.1M
Q2 24
$145.8M
$273.6M
Q1 24
$127.4M
$292.5M
Net Profit
IIIN
IIIN
ROCK
ROCK
Q4 25
$7.6M
Q3 25
$14.6M
$-89.1M
Q2 25
$15.2M
$26.0M
Q1 25
$10.2M
$21.1M
Q4 24
$1.1M
Q3 24
$4.7M
$34.0M
Q2 24
$6.6M
$32.2M
Q1 24
$6.9M
$24.9M
Gross Margin
IIIN
IIIN
ROCK
ROCK
Q4 25
11.3%
25.3%
Q3 25
16.1%
26.6%
Q2 25
17.1%
28.4%
Q1 25
15.3%
26.8%
Q4 24
7.3%
29.0%
Q3 24
9.1%
29.4%
Q2 24
10.6%
30.5%
Q1 24
12.3%
28.9%
Operating Margin
IIIN
IIIN
ROCK
ROCK
Q4 25
6.0%
7.9%
Q3 25
10.8%
12.8%
Q2 25
11.0%
12.8%
Q1 25
8.3%
8.8%
Q4 24
1.1%
13.3%
Q3 24
4.5%
15.6%
Q2 24
6.0%
14.9%
Q1 24
7.0%
10.8%
Net Margin
IIIN
IIIN
ROCK
ROCK
Q4 25
4.7%
Q3 25
8.2%
-28.6%
Q2 25
8.4%
8.4%
Q1 25
6.4%
7.3%
Q4 24
0.8%
Q3 24
3.5%
12.3%
Q2 24
4.5%
11.8%
Q1 24
5.4%
8.5%
EPS (diluted)
IIIN
IIIN
ROCK
ROCK
Q4 25
$0.39
Q3 25
$0.74
$-2.98
Q2 25
$0.78
$0.87
Q1 25
$0.52
Q4 24
$0.06
Q3 24
$0.24
$1.11
Q2 24
$0.34
$1.05
Q1 24
$0.35

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
IIIN
IIIN
ROCK
ROCK
Cash + ST InvestmentsLiquidity on hand
$15.6M
$115.7M
Total DebtLower is stronger
$0
Stockholders' EquityBook value
$358.8M
$950.4M
Total Assets
$456.1M
$1.4B
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IIIN
IIIN
ROCK
ROCK
Q4 25
$15.6M
$115.7M
Q3 25
$38.6M
$89.4M
Q2 25
$53.7M
$43.3M
Q1 25
$28.4M
$25.1M
Q4 24
$36.0M
$269.5M
Q3 24
$111.5M
$228.9M
Q2 24
$97.7M
$179.1M
Q1 24
$83.9M
$146.7M
Total Debt
IIIN
IIIN
ROCK
ROCK
Q4 25
$0
Q3 25
$0
Q2 25
$0
Q1 25
$0
Q4 24
$0
Q3 24
$0
Q2 24
$0
Q1 24
$0
Stockholders' Equity
IIIN
IIIN
ROCK
ROCK
Q4 25
$358.8M
$950.4M
Q3 25
$371.5M
$951.8M
Q2 25
$356.2M
$1.0B
Q1 25
$341.4M
$1.0B
Q4 24
$331.6M
$1.0B
Q3 24
$350.9M
$1.0B
Q2 24
$346.0M
$975.7M
Q1 24
$340.6M
$940.2M
Total Assets
IIIN
IIIN
ROCK
ROCK
Q4 25
$456.1M
$1.4B
Q3 25
$462.6M
$1.4B
Q2 25
$471.9M
$1.5B
Q1 25
$421.9M
$1.4B
Q4 24
$404.7M
$1.4B
Q3 24
$422.6M
$1.4B
Q2 24
$414.6M
$1.4B
Q1 24
$397.2M
$1.3B
Debt / Equity
IIIN
IIIN
ROCK
ROCK
Q4 25
0.00×
Q3 25
0.00×
Q2 25
0.00×
Q1 25
0.00×
Q4 24
0.00×
Q3 24
0.00×
Q2 24
0.00×
Q1 24
0.00×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
IIIN
IIIN
ROCK
ROCK
Operating Cash FlowLast quarter
$-701.0K
$35.5M
Free Cash FlowOCF − Capex
$-2.2M
$26.2M
FCF MarginFCF / Revenue
-1.4%
11.7%
Capex IntensityCapex / Revenue
0.9%
4.1%
Cash ConversionOCF / Net Profit
-0.09×
TTM Free Cash FlowTrailing 4 quarters
$439.0K
$120.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IIIN
IIIN
ROCK
ROCK
Q4 25
$-701.0K
$35.5M
Q3 25
$-17.0M
$73.0M
Q2 25
$28.5M
$44.9M
Q1 25
$-3.3M
$13.7M
Q4 24
$19.0M
$19.9M
Q3 24
$16.2M
$64.7M
Q2 24
$18.8M
$36.5M
Q1 24
$1.4M
$53.2M
Free Cash Flow
IIIN
IIIN
ROCK
ROCK
Q4 25
$-2.2M
$26.2M
Q3 25
$-18.7M
$64.8M
Q2 25
$26.9M
$27.3M
Q1 25
$-5.5M
$2.3M
Q4 24
$16.3M
$14.1M
Q3 24
$14.5M
$60.5M
Q2 24
$15.5M
$33.5M
Q1 24
$-580.0K
$48.8M
FCF Margin
IIIN
IIIN
ROCK
ROCK
Q4 25
-1.4%
11.7%
Q3 25
-10.6%
20.8%
Q2 25
15.0%
8.8%
Q1 25
-3.5%
0.8%
Q4 24
12.6%
7.8%
Q3 24
10.8%
21.8%
Q2 24
10.7%
12.2%
Q1 24
-0.5%
16.7%
Capex Intensity
IIIN
IIIN
ROCK
ROCK
Q4 25
0.9%
4.1%
Q3 25
1.0%
2.6%
Q2 25
0.9%
5.7%
Q1 25
1.4%
3.9%
Q4 24
2.1%
3.3%
Q3 24
1.3%
1.5%
Q2 24
2.2%
1.1%
Q1 24
1.5%
1.5%
Cash Conversion
IIIN
IIIN
ROCK
ROCK
Q4 25
-0.09×
Q3 25
-1.17×
Q2 25
1.88×
1.73×
Q1 25
-0.32×
0.65×
Q4 24
17.56×
Q3 24
3.48×
1.90×
Q2 24
2.86×
1.13×
Q1 24
0.20×
2.13×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

IIIN
IIIN

Welded Wire Reinforcement$108.4M68%
PC Strand$51.6M32%

ROCK
ROCK

Transferred At Point In Time$183.5M82%
Infrastructure$22.5M10%
Other$18.9M8%

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