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

WW INTERNATIONAL, INC. is the larger business by last-quarter revenue ($184.3M vs $172.6M, roughly 1.1× Fastly, Inc.). Fastly, Inc. runs the higher net margin — -9.0% vs -30.5%, a 21.6% gap on every dollar of revenue. On growth, Fastly, Inc. posted the faster year-over-year revenue change (22.8% vs -4.5%). Fastly, Inc. produced more free cash flow last quarter ($12.2M vs $8.4M). Over the past eight quarters, Fastly, Inc.'s revenue compounded faster (13.7% CAGR vs -7.4%).

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.

WW International, Inc., formerly Weight Watchers International, Inc., is a global company headquartered in the U.S. that offers weight loss and maintenance, fitness, and mindset services such as the Weight Watchers comprehensive diet program. Founded in 1963 by Queens, New York City homemaker Jean Nidetch, WW's program has three options as of 2019: online via its mobile app and website, coaching online or by phone, or in-person meetings.

FSLY vs WW — Head-to-Head

Bigger by revenue
WW
WW
1.1× larger
WW
$184.3M
$172.6M
FSLY
Growing faster (revenue YoY)
FSLY
FSLY
+27.3% gap
FSLY
22.8%
-4.5%
WW
Higher net margin
FSLY
FSLY
21.6% more per $
FSLY
-9.0%
-30.5%
WW
More free cash flow
FSLY
FSLY
$3.8M more FCF
FSLY
$12.2M
$8.4M
WW
Faster 2-yr revenue CAGR
FSLY
FSLY
Annualised
FSLY
13.7%
-7.4%
WW

Income Statement — Q4 FY2025 vs Q3 FY2025

Metric
FSLY
FSLY
WW
WW
Revenue
$172.6M
$184.3M
Net Profit
$-15.5M
$-56.3M
Gross Margin
61.4%
72.2%
Operating Margin
-8.7%
5.8%
Net Margin
-9.0%
-30.5%
Revenue YoY
22.8%
-4.5%
Net Profit YoY
52.9%
-21.8%
EPS (diluted)
$-0.10
$-5.63

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
WW
WW
Q4 25
$172.6M
Q3 25
$158.2M
$184.3M
Q2 25
$148.7M
Q1 25
$144.5M
$186.6M
Q4 24
$140.6M
$184.4M
Q3 24
$137.2M
$192.9M
Q2 24
$132.4M
$202.1M
Q1 24
$133.5M
$206.5M
Net Profit
FSLY
FSLY
WW
WW
Q4 25
$-15.5M
Q3 25
$-29.5M
$-56.3M
Q2 25
$-37.5M
Q1 25
$-39.1M
$-72.6M
Q4 24
$-32.9M
$25.1M
Q3 24
$-38.0M
$-46.2M
Q2 24
$-43.7M
$23.3M
Q1 24
$-43.4M
$-347.9M
Gross Margin
FSLY
FSLY
WW
WW
Q4 25
61.4%
Q3 25
58.4%
72.2%
Q2 25
54.5%
Q1 25
53.2%
71.2%
Q4 24
53.4%
69.7%
Q3 24
54.5%
67.1%
Q2 24
55.1%
67.9%
Q1 24
54.8%
66.7%
Operating Margin
FSLY
FSLY
WW
WW
Q4 25
-8.7%
Q3 25
-18.2%
5.8%
Q2 25
-24.8%
Q1 25
-26.4%
-10.8%
Q4 24
-24.4%
19.6%
Q3 24
-29.6%
-20.2%
Q2 24
-35.3%
17.8%
Q1 24
-34.6%
-130.4%
Net Margin
FSLY
FSLY
WW
WW
Q4 25
-9.0%
Q3 25
-18.6%
-30.5%
Q2 25
-25.2%
Q1 25
-27.1%
-38.9%
Q4 24
-23.4%
13.6%
Q3 24
-27.7%
-23.9%
Q2 24
-33.0%
11.5%
Q1 24
-32.5%
-168.4%
EPS (diluted)
FSLY
FSLY
WW
WW
Q4 25
$-0.10
Q3 25
$-0.20
$-5.63
Q2 25
$-0.26
Q1 25
$-0.27
$-0.91
Q4 24
$-0.23
$0.34
Q3 24
$-0.27
$-0.58
Q2 24
$-0.32
$0.29
Q1 24
$-0.32
$-4.39

Balance Sheet & Financial Strength

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

Metric
FSLY
FSLY
WW
WW
Cash + ST InvestmentsLiquidity on hand
$361.8M
$170.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$929.6M
$323.0M
Total Assets
$1.5B
$968.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FSLY
FSLY
WW
WW
Q4 25
$361.8M
Q3 25
$342.9M
$170.1M
Q2 25
$321.2M
Q1 25
$307.3M
$236.3M
Q4 24
$295.9M
$53.0M
Q3 24
$308.2M
$57.2M
Q2 24
$311.8M
$42.7M
Q1 24
$329.5M
$66.6M
Total Debt
FSLY
FSLY
WW
WW
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$1.4B
Q3 24
$1.4B
Q2 24
$1.4B
Q1 24
$1.4B
Stockholders' Equity
FSLY
FSLY
WW
WW
Q4 25
$929.6M
Q3 25
$937.0M
$323.0M
Q2 25
$942.6M
Q1 25
$957.0M
$-1.2B
Q4 24
$965.3M
$-1.1B
Q3 24
$969.5M
$-1.1B
Q2 24
$981.2M
$-1.1B
Q1 24
$991.8M
$-1.1B
Total Assets
FSLY
FSLY
WW
WW
Q4 25
$1.5B
Q3 25
$1.5B
$968.8M
Q2 25
$1.5B
Q1 25
$1.4B
$696.9M
Q4 24
$1.5B
$550.3M
Q3 24
$1.5B
$562.4M
Q2 24
$1.5B
$614.3M
Q1 24
$1.5B
$654.2M

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
WW
WW
Operating Cash FlowLast quarter
$22.4M
$8.4M
Free Cash FlowOCF − Capex
$12.2M
$8.4M
FCF MarginFCF / Revenue
7.1%
4.6%
Capex IntensityCapex / Revenue
5.9%
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$65.8M
$44.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FSLY
FSLY
WW
WW
Q4 25
$22.4M
Q3 25
$28.9M
$8.4M
Q2 25
$25.8M
Q1 25
$17.3M
$15.0M
Q4 24
$5.2M
$4.6M
Q3 24
$5.0M
$16.5M
Q2 24
$-4.9M
$-1.9M
Q1 24
$11.1M
$-36.0M
Free Cash Flow
FSLY
FSLY
WW
WW
Q4 25
$12.2M
Q3 25
$22.9M
$8.4M
Q2 25
$15.9M
Q1 25
$14.7M
$15.0M
Q4 24
$251.0K
$4.5M
Q3 24
$3.0M
$16.4M
Q2 24
$-6.7M
$-2.2M
Q1 24
$9.5M
$-36.5M
FCF Margin
FSLY
FSLY
WW
WW
Q4 25
7.1%
Q3 25
14.5%
4.6%
Q2 25
10.7%
Q1 25
10.2%
8.0%
Q4 24
0.2%
2.4%
Q3 24
2.2%
8.5%
Q2 24
-5.1%
-1.1%
Q1 24
7.1%
-17.7%
Capex Intensity
FSLY
FSLY
WW
WW
Q4 25
5.9%
Q3 25
3.8%
0.0%
Q2 25
6.6%
Q1 25
1.8%
0.0%
Q4 24
3.5%
0.1%
Q3 24
1.5%
0.1%
Q2 24
1.3%
0.1%
Q1 24
1.2%
0.2%
Cash Conversion
FSLY
FSLY
WW
WW
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
0.18×
Q3 24
Q2 24
-0.08×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

FSLY
FSLY

Network Services$130.8M76%
Security$35.4M21%
Other$6.4M4%

WW
WW

Segment breakdown not available.

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