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Side-by-side financial comparison of Fastly, Inc. (FSLY) and UL Solutions Inc. (ULS). Click either name above to swap in a different company.

UL Solutions Inc. is the larger business by last-quarter revenue ($340.0M vs $173.0M, roughly 2.0× Fastly, Inc.). On growth, Fastly, Inc. posted the faster year-over-year revenue change (19.8% vs -12.4%). Over the past eight quarters, Fastly, Inc.'s revenue compounded faster (14.3% CAGR vs -31.8%).

Fastly, Inc. is an American company based in San Francisco, which describes itself as a cloud computing company. Fastly provides content delivery network services, image optimization, and load balancing services. Fastly's cloud security services include denial-of-service attack protection, bot mitigation, and a web application firewall.

The UL enterprise is a global private safety company headquartered in Northbrook, Illinois, composed of three organizations, UL Research Institutes, UL Standards & Engagement and UL Solutions.

FSLY vs ULS — Head-to-Head

Bigger by revenue
ULS
ULS
2.0× larger
ULS
$340.0M
$173.0M
FSLY
Growing faster (revenue YoY)
FSLY
FSLY
+32.1% gap
FSLY
19.8%
-12.4%
ULS
Faster 2-yr revenue CAGR
FSLY
FSLY
Annualised
FSLY
14.3%
-31.8%
ULS

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
FSLY
FSLY
ULS
ULS
Revenue
$173.0M
$340.0M
Net Profit
$-20.5M
Gross Margin
62.5%
Operating Margin
23.7%
24.4%
Net Margin
-11.9%
Revenue YoY
19.8%
-12.4%
Net Profit YoY
47.6%
EPS (diluted)
$-0.13

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
FSLY
FSLY
ULS
ULS
Q1 26
$173.0M
$340.0M
Q4 25
$172.6M
$789.0M
Q3 25
$158.2M
$783.0M
Q2 25
$148.7M
$776.0M
Q1 25
$144.5M
$705.0M
Q4 24
$140.6M
$739.0M
Q3 24
$137.2M
$731.0M
Q2 24
$132.4M
$730.0M
Net Profit
FSLY
FSLY
ULS
ULS
Q1 26
$-20.5M
Q4 25
$-15.5M
$67.0M
Q3 25
$-29.5M
$100.0M
Q2 25
$-37.5M
$91.0M
Q1 25
$-39.1M
$67.0M
Q4 24
$-32.9M
$81.0M
Q3 24
$-38.0M
$88.0M
Q2 24
$-43.7M
$101.0M
Gross Margin
FSLY
FSLY
ULS
ULS
Q1 26
62.5%
Q4 25
61.4%
49.7%
Q3 25
58.4%
50.3%
Q2 25
54.5%
49.4%
Q1 25
53.2%
48.4%
Q4 24
53.4%
47.4%
Q3 24
54.5%
49.0%
Q2 24
55.1%
50.1%
Operating Margin
FSLY
FSLY
ULS
ULS
Q1 26
23.7%
24.4%
Q4 25
-8.7%
15.0%
Q3 25
-18.2%
19.9%
Q2 25
-24.8%
17.9%
Q1 25
-26.4%
15.5%
Q4 24
-24.4%
15.6%
Q3 24
-29.6%
17.8%
Q2 24
-35.3%
17.3%
Net Margin
FSLY
FSLY
ULS
ULS
Q1 26
-11.9%
Q4 25
-9.0%
8.5%
Q3 25
-18.6%
12.8%
Q2 25
-25.2%
11.7%
Q1 25
-27.1%
9.5%
Q4 24
-23.4%
11.0%
Q3 24
-27.7%
12.0%
Q2 24
-33.0%
13.8%
EPS (diluted)
FSLY
FSLY
ULS
ULS
Q1 26
$-0.13
Q4 25
$-0.10
$0.33
Q3 25
$-0.20
$0.49
Q2 25
$-0.26
$0.45
Q1 25
$-0.27
$0.33
Q4 24
$-0.23
$0.40
Q3 24
$-0.27
$0.44
Q2 24
$-0.32
$0.50

Balance Sheet & Financial Strength

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

Metric
FSLY
FSLY
ULS
ULS
Cash + ST InvestmentsLiquidity on hand
$146.7M
Total DebtLower is stronger
Stockholders' EquityBook value
$977.1M
Total Assets
$1.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FSLY
FSLY
ULS
ULS
Q1 26
$146.7M
Q4 25
$361.8M
$295.0M
Q3 25
$342.9M
$255.0M
Q2 25
$321.2M
$272.0M
Q1 25
$307.3M
$267.0M
Q4 24
$295.9M
$298.0M
Q3 24
$308.2M
$327.0M
Q2 24
$311.8M
$295.0M
Total Debt
FSLY
FSLY
ULS
ULS
Q1 26
Q4 25
$491.0M
Q3 25
$544.0M
Q2 25
$608.0M
Q1 25
$653.0M
Q4 24
$742.0M
Q3 24
$797.0M
Q2 24
$810.0M
Stockholders' Equity
FSLY
FSLY
ULS
ULS
Q1 26
$977.1M
Q4 25
$929.6M
$1.3B
Q3 25
$937.0M
$1.2B
Q2 25
$942.6M
$1.1B
Q1 25
$957.0M
$970.0M
Q4 24
$965.3M
$904.0M
Q3 24
$969.5M
$872.0M
Q2 24
$981.2M
$769.0M
Total Assets
FSLY
FSLY
ULS
ULS
Q1 26
$1.5B
Q4 25
$1.5B
$2.9B
Q3 25
$1.5B
$2.9B
Q2 25
$1.5B
$2.9B
Q1 25
$1.4B
$2.9B
Q4 24
$1.5B
$2.8B
Q3 24
$1.5B
$2.9B
Q2 24
$1.5B
$2.7B
Debt / Equity
FSLY
FSLY
ULS
ULS
Q1 26
Q4 25
0.39×
Q3 25
0.46×
Q2 25
0.56×
Q1 25
0.67×
Q4 24
0.82×
Q3 24
0.91×
Q2 24
1.05×

Cash Flow & Capital Efficiency

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

Metric
FSLY
FSLY
ULS
ULS
Operating Cash FlowLast quarter
$28.9M
Free Cash FlowOCF − Capex
$4.1M
FCF MarginFCF / Revenue
2.4%
Capex IntensityCapex / Revenue
14.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$55.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FSLY
FSLY
ULS
ULS
Q1 26
$28.9M
Q4 25
$22.4M
$144.0M
Q3 25
$28.9M
$155.0M
Q2 25
$25.8M
$147.0M
Q1 25
$17.3M
$154.0M
Q4 24
$5.2M
$130.0M
Q3 24
$5.0M
$150.0M
Q2 24
$-4.9M
$103.0M
Free Cash Flow
FSLY
FSLY
ULS
ULS
Q1 26
$4.1M
Q4 25
$12.2M
$86.0M
Q3 25
$22.9M
$109.0M
Q2 25
$15.9M
$105.0M
Q1 25
$14.7M
$103.0M
Q4 24
$251.0K
$72.0M
Q3 24
$3.0M
$84.0M
Q2 24
$-6.7M
$47.0M
FCF Margin
FSLY
FSLY
ULS
ULS
Q1 26
2.4%
Q4 25
7.1%
10.9%
Q3 25
14.5%
13.9%
Q2 25
10.7%
13.5%
Q1 25
10.2%
14.6%
Q4 24
0.2%
9.7%
Q3 24
2.2%
11.5%
Q2 24
-5.1%
6.4%
Capex Intensity
FSLY
FSLY
ULS
ULS
Q1 26
14.3%
Q4 25
5.9%
7.4%
Q3 25
3.8%
5.9%
Q2 25
6.6%
5.4%
Q1 25
1.8%
7.2%
Q4 24
3.5%
7.8%
Q3 24
1.5%
9.0%
Q2 24
1.3%
7.7%
Cash Conversion
FSLY
FSLY
ULS
ULS
Q1 26
Q4 25
2.15×
Q3 25
1.55×
Q2 25
1.62×
Q1 25
2.30×
Q4 24
1.60×
Q3 24
1.70×
Q2 24
1.02×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FSLY
FSLY

Network Services$126.2M73%
Security$38.8M22%
Other$8.0M5%

ULS
ULS

Segment breakdown not available.

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