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Side-by-side financial comparison of F5, Inc. (FFIV) and KAISER ALUMINUM CORP (KALU). Click either name above to swap in a different company.

KAISER ALUMINUM CORP is the larger business by last-quarter revenue ($929.0M vs $811.7M, roughly 1.1× F5, Inc.). F5, Inc. runs the higher net margin — 18.2% vs 3.0%, a 15.2% gap on every dollar of revenue. On growth, KAISER ALUMINUM CORP posted the faster year-over-year revenue change (21.4% vs 11.0%). Over the past eight quarters, KAISER ALUMINUM CORP's revenue compounded faster (12.2% CAGR vs 8.0%).

F5, Inc. is an American technology company specializing in application security, multi-cloud management, online fraud prevention, application delivery networking (ADN), application availability and performance, and network security, access, and authorization.

Kaiser Aluminum Corporation is an American aluminum producer. It is a spinoff from Kaiser Aluminum and Chemicals Corporation, which came to be when common stock was offered in Permanente Metals Corporation and Permanente Metals Corporation's name was changed to Kaiser Aluminum and Chemicals Corporation.

FFIV vs KALU — Head-to-Head

Bigger by revenue
KALU
KALU
1.1× larger
KALU
$929.0M
$811.7M
FFIV
Growing faster (revenue YoY)
KALU
KALU
+10.4% gap
KALU
21.4%
11.0%
FFIV
Higher net margin
FFIV
FFIV
15.2% more per $
FFIV
18.2%
3.0%
KALU
Faster 2-yr revenue CAGR
KALU
KALU
Annualised
KALU
12.2%
8.0%
FFIV

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
FFIV
FFIV
KALU
KALU
Revenue
$811.7M
$929.0M
Net Profit
$148.0M
$28.2M
Gross Margin
81.4%
13.3%
Operating Margin
22.1%
6.5%
Net Margin
18.2%
3.0%
Revenue YoY
11.0%
21.4%
Net Profit YoY
1.5%
42.4%
EPS (diluted)
$2.58
$1.67

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
FFIV
FFIV
KALU
KALU
Q1 26
$811.7M
Q4 25
$822.5M
$929.0M
Q3 25
$810.1M
$843.5M
Q2 25
$780.4M
$823.1M
Q1 25
$731.1M
$777.4M
Q4 24
$766.5M
$765.4M
Q3 24
$746.7M
$747.7M
Q2 24
$695.5M
$773.4M
Net Profit
FFIV
FFIV
KALU
KALU
Q1 26
$148.0M
Q4 25
$180.1M
$28.2M
Q3 25
$190.5M
$39.5M
Q2 25
$189.9M
$23.2M
Q1 25
$145.5M
$21.6M
Q4 24
$166.4M
$19.8M
Q3 24
$165.3M
$8.8M
Q2 24
$144.1M
$18.9M
Gross Margin
FFIV
FFIV
KALU
KALU
Q1 26
81.4%
Q4 25
81.5%
13.3%
Q3 25
82.2%
13.6%
Q2 25
81.0%
12.2%
Q1 25
80.7%
13.4%
Q4 24
81.7%
12.5%
Q3 24
80.8%
9.6%
Q2 24
80.4%
13.4%
Operating Margin
FFIV
FFIV
KALU
KALU
Q1 26
22.1%
Q4 25
26.0%
6.5%
Q3 25
25.4%
5.8%
Q2 25
25.2%
4.6%
Q1 25
21.7%
5.3%
Q4 24
26.8%
5.0%
Q3 24
25.6%
1.8%
Q2 24
23.4%
4.7%
Net Margin
FFIV
FFIV
KALU
KALU
Q1 26
18.2%
Q4 25
21.9%
3.0%
Q3 25
23.5%
4.7%
Q2 25
24.3%
2.8%
Q1 25
19.9%
2.8%
Q4 24
21.7%
2.6%
Q3 24
22.1%
1.2%
Q2 24
20.7%
2.4%
EPS (diluted)
FFIV
FFIV
KALU
KALU
Q1 26
$2.58
Q4 25
$3.10
$1.67
Q3 25
$3.25
$2.38
Q2 25
$3.25
$1.41
Q1 25
$2.48
$1.31
Q4 24
$2.82
$1.21
Q3 24
$2.79
$0.54
Q2 24
$2.44
$1.15

Balance Sheet & Financial Strength

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

Metric
FFIV
FFIV
KALU
KALU
Cash + ST InvestmentsLiquidity on hand
$1.4B
$7.0M
Total DebtLower is stronger
Stockholders' EquityBook value
$3.6B
$826.1M
Total Assets
$6.5B
$2.6B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FFIV
FFIV
KALU
KALU
Q1 26
$1.4B
Q4 25
$1.2B
$7.0M
Q3 25
$1.3B
$17.2M
Q2 25
$1.4B
$13.1M
Q1 25
$1.3B
$21.3M
Q4 24
$1.2B
$18.4M
Q3 24
$1.1B
$45.7M
Q2 24
$935.6M
$70.4M
Stockholders' Equity
FFIV
FFIV
KALU
KALU
Q1 26
$3.6B
Q4 25
$3.5B
$826.1M
Q3 25
$3.6B
$806.1M
Q2 25
$3.5B
$776.0M
Q1 25
$3.3B
$756.8M
Q4 24
$3.2B
$743.1M
Q3 24
$3.1B
$729.4M
Q2 24
$3.0B
$727.6M
Total Assets
FFIV
FFIV
KALU
KALU
Q1 26
$6.5B
Q4 25
$6.3B
$2.6B
Q3 25
$6.3B
$2.6B
Q2 25
$6.1B
$2.5B
Q1 25
$5.9B
$2.4B
Q4 24
$5.9B
$2.4B
Q3 24
$5.6B
$2.3B
Q2 24
$5.4B
$2.3B

Cash Flow & Capital Efficiency

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

Metric
FFIV
FFIV
KALU
KALU
Operating Cash FlowLast quarter
$525.1M
$-20.6M
Free Cash FlowOCF − Capex
$-51.1M
FCF MarginFCF / Revenue
-5.5%
Capex IntensityCapex / Revenue
3.3%
Cash ConversionOCF / Net Profit
3.55×
-0.73×
TTM Free Cash FlowTrailing 4 quarters
$-25.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FFIV
FFIV
KALU
KALU
Q1 26
$525.1M
Q4 25
$159.2M
$-20.6M
Q3 25
$208.1M
$59.1M
Q2 25
$282.2M
$15.9M
Q1 25
$256.6M
$57.0M
Q4 24
$202.8M
$43.4M
Q3 24
$246.5M
$34.1M
Q2 24
$159.0M
$26.3M
Free Cash Flow
FFIV
FFIV
KALU
KALU
Q1 26
Q4 25
$149.5M
$-51.1M
Q3 25
$191.9M
$34.5M
Q2 25
$273.7M
$-27.7M
Q1 25
$246.1M
$18.8M
Q4 24
$194.7M
$-12.6M
Q3 24
$240.4M
$-17.0M
Q2 24
$153.1M
$-17.4M
FCF Margin
FFIV
FFIV
KALU
KALU
Q1 26
Q4 25
18.2%
-5.5%
Q3 25
23.7%
4.1%
Q2 25
35.1%
-3.4%
Q1 25
33.7%
2.4%
Q4 24
25.4%
-1.6%
Q3 24
32.2%
-2.3%
Q2 24
22.0%
-2.2%
Capex Intensity
FFIV
FFIV
KALU
KALU
Q1 26
Q4 25
1.2%
3.3%
Q3 25
2.0%
2.9%
Q2 25
1.1%
5.3%
Q1 25
1.4%
4.9%
Q4 24
1.1%
7.3%
Q3 24
0.8%
6.8%
Q2 24
0.8%
5.7%
Cash Conversion
FFIV
FFIV
KALU
KALU
Q1 26
3.55×
Q4 25
0.88×
-0.73×
Q3 25
1.09×
1.50×
Q2 25
1.49×
0.69×
Q1 25
1.76×
2.64×
Q4 24
1.22×
2.19×
Q3 24
1.49×
3.88×
Q2 24
1.10×
1.39×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FFIV
FFIV

Segment breakdown not available.

KALU
KALU

Packaging$440.6M47%
Aero Hs Products$213.0M23%
Transferred Over Time$200.2M22%
Automotive Extrusions$75.4M8%

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