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Side-by-side financial comparison of F5, Inc. (FFIV) and Frontier Group Holdings, Inc. (ULCC). Click either name above to swap in a different company.

Frontier Group Holdings, Inc. is the larger business by last-quarter revenue ($997.0M vs $811.7M, roughly 1.2× F5, Inc.). F5, Inc. runs the higher net margin — 18.2% vs 5.3%, a 12.9% gap on every dollar of revenue. On growth, F5, Inc. posted the faster year-over-year revenue change (11.0% vs -0.5%). Over the past eight quarters, F5, Inc.'s revenue compounded faster (8.0% CAGR vs 7.4%).

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.

Frontier Communications Parent, Inc. is an American telecommunications company with a fiber-optic network and cloud-based services owned by Verizon. It was previously known as Citizens Utilities Co., Citizens Communications Co., and Frontier Communications Corp.

FFIV vs ULCC — Head-to-Head

Bigger by revenue
ULCC
ULCC
1.2× larger
ULCC
$997.0M
$811.7M
FFIV
Growing faster (revenue YoY)
FFIV
FFIV
+11.5% gap
FFIV
11.0%
-0.5%
ULCC
Higher net margin
FFIV
FFIV
12.9% more per $
FFIV
18.2%
5.3%
ULCC
Faster 2-yr revenue CAGR
FFIV
FFIV
Annualised
FFIV
8.0%
7.4%
ULCC

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
FFIV
FFIV
ULCC
ULCC
Revenue
$811.7M
$997.0M
Net Profit
$148.0M
$53.0M
Gross Margin
81.4%
Operating Margin
22.1%
4.9%
Net Margin
18.2%
5.3%
Revenue YoY
11.0%
-0.5%
Net Profit YoY
1.5%
-1.9%
EPS (diluted)
$2.58
$0.24

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
ULCC
ULCC
Q1 26
$811.7M
Q4 25
$822.5M
$997.0M
Q3 25
$810.1M
$886.0M
Q2 25
$780.4M
$929.0M
Q1 25
$731.1M
$912.0M
Q4 24
$766.5M
$1.0B
Q3 24
$746.7M
$935.0M
Q2 24
$695.5M
$973.0M
Net Profit
FFIV
FFIV
ULCC
ULCC
Q1 26
$148.0M
Q4 25
$180.1M
$53.0M
Q3 25
$190.5M
$-77.0M
Q2 25
$189.9M
$-70.0M
Q1 25
$145.5M
$-43.0M
Q4 24
$166.4M
$54.0M
Q3 24
$165.3M
$26.0M
Q2 24
$144.1M
$31.0M
Gross Margin
FFIV
FFIV
ULCC
ULCC
Q1 26
81.4%
Q4 25
81.5%
Q3 25
82.2%
Q2 25
81.0%
Q1 25
80.7%
Q4 24
81.7%
Q3 24
80.8%
Q2 24
80.4%
Operating Margin
FFIV
FFIV
ULCC
ULCC
Q1 26
22.1%
Q4 25
26.0%
4.9%
Q3 25
25.4%
-8.7%
Q2 25
25.2%
-8.1%
Q1 25
21.7%
-5.0%
Q4 24
26.8%
4.5%
Q3 24
25.6%
2.0%
Q2 24
23.4%
2.6%
Net Margin
FFIV
FFIV
ULCC
ULCC
Q1 26
18.2%
Q4 25
21.9%
5.3%
Q3 25
23.5%
-8.7%
Q2 25
24.3%
-7.5%
Q1 25
19.9%
-4.7%
Q4 24
21.7%
5.4%
Q3 24
22.1%
2.8%
Q2 24
20.7%
3.2%
EPS (diluted)
FFIV
FFIV
ULCC
ULCC
Q1 26
$2.58
Q4 25
$3.10
$0.24
Q3 25
$3.25
$-0.34
Q2 25
$3.25
$-0.31
Q1 25
$2.48
$-0.19
Q4 24
$2.82
$0.24
Q3 24
$2.79
$0.11
Q2 24
$2.44
$0.14

Balance Sheet & Financial Strength

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

Metric
FFIV
FFIV
ULCC
ULCC
Cash + ST InvestmentsLiquidity on hand
$1.4B
$671.0M
Total DebtLower is stronger
$620.0M
Stockholders' EquityBook value
$3.6B
$491.0M
Total Assets
$6.5B
$7.2B
Debt / EquityLower = less leverage
1.26×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FFIV
FFIV
ULCC
ULCC
Q1 26
$1.4B
Q4 25
$1.2B
$671.0M
Q3 25
$1.3B
$566.0M
Q2 25
$1.4B
$563.0M
Q1 25
$1.3B
$686.0M
Q4 24
$1.2B
$740.0M
Q3 24
$1.1B
$576.0M
Q2 24
$935.6M
$658.0M
Total Debt
FFIV
FFIV
ULCC
ULCC
Q1 26
Q4 25
$620.0M
Q3 25
$673.0M
Q2 25
$565.0M
Q1 25
$512.0M
Q4 24
$507.0M
Q3 24
$474.0M
Q2 24
$455.0M
Stockholders' Equity
FFIV
FFIV
ULCC
ULCC
Q1 26
$3.6B
Q4 25
$3.5B
$491.0M
Q3 25
$3.6B
$434.0M
Q2 25
$3.5B
$506.0M
Q1 25
$3.3B
$570.0M
Q4 24
$3.2B
$604.0M
Q3 24
$3.1B
$549.0M
Q2 24
$3.0B
$520.0M
Total Assets
FFIV
FFIV
ULCC
ULCC
Q1 26
$6.5B
Q4 25
$6.3B
$7.2B
Q3 25
$6.3B
$6.7B
Q2 25
$6.1B
$6.5B
Q1 25
$5.9B
$6.5B
Q4 24
$5.9B
$6.2B
Q3 24
$5.6B
$5.8B
Q2 24
$5.4B
$5.7B
Debt / Equity
FFIV
FFIV
ULCC
ULCC
Q1 26
Q4 25
1.26×
Q3 25
1.55×
Q2 25
1.12×
Q1 25
0.90×
Q4 24
0.84×
Q3 24
0.86×
Q2 24
0.88×

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
ULCC
ULCC
Operating Cash FlowLast quarter
$525.1M
$-91.0M
Free Cash FlowOCF − Capex
$-113.0M
FCF MarginFCF / Revenue
-11.3%
Capex IntensityCapex / Revenue
2.2%
Cash ConversionOCF / Net Profit
3.55×
-1.72×
TTM Free Cash FlowTrailing 4 quarters
$-600.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FFIV
FFIV
ULCC
ULCC
Q1 26
$525.1M
Q4 25
$159.2M
$-91.0M
Q3 25
$208.1M
$-215.0M
Q2 25
$282.2M
$-133.0M
Q1 25
$256.6M
$-86.0M
Q4 24
$202.8M
$87.0M
Q3 24
$246.5M
$-156.0M
Q2 24
$159.0M
$9.0M
Free Cash Flow
FFIV
FFIV
ULCC
ULCC
Q1 26
Q4 25
$149.5M
$-113.0M
Q3 25
$191.9M
$-217.0M
Q2 25
$273.7M
$-166.0M
Q1 25
$246.1M
$-104.0M
Q4 24
$194.7M
$73.0M
Q3 24
$240.4M
$-170.0M
Q2 24
$153.1M
$-22.0M
FCF Margin
FFIV
FFIV
ULCC
ULCC
Q1 26
Q4 25
18.2%
-11.3%
Q3 25
23.7%
-24.5%
Q2 25
35.1%
-17.9%
Q1 25
33.7%
-11.4%
Q4 24
25.4%
7.3%
Q3 24
32.2%
-18.2%
Q2 24
22.0%
-2.3%
Capex Intensity
FFIV
FFIV
ULCC
ULCC
Q1 26
Q4 25
1.2%
2.2%
Q3 25
2.0%
0.2%
Q2 25
1.1%
3.6%
Q1 25
1.4%
2.0%
Q4 24
1.1%
1.4%
Q3 24
0.8%
1.5%
Q2 24
0.8%
3.2%
Cash Conversion
FFIV
FFIV
ULCC
ULCC
Q1 26
3.55×
Q4 25
0.88×
-1.72×
Q3 25
1.09×
Q2 25
1.49×
Q1 25
1.76×
Q4 24
1.22×
1.61×
Q3 24
1.49×
-6.00×
Q2 24
1.10×
0.29×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FFIV
FFIV

Segment breakdown not available.

ULCC
ULCC

Aircraft Fare$453.0M45%
Passenger Service Fees$227.0M23%
Passenger Baggage$177.0M18%
Passenger Seat Selection$69.0M7%
Other Passenger Revenue$36.0M4%
Other$35.0M4%

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