Fastly, Inc. (FSLY) stock

FSLYNasdaqServices-Prepackaged SoftwareFiscal year ends December 31

Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-K/A on Nov 10, 2026Score 9/3015% above fair value

$17.19−0.07 (-0.41%)

Close on Nov 12, 2026Market cap $2.74BP/E –Yield –

Fastly statistics

90 measures from SEC filings and the closing price. Hover a name for the formula; the last column is the median of companies in the same industry group.

Important dates

Next earnings: Feb 10, 2027 (estimated, after the close)
Last ex-dividend date: No dividends
Fundamentals through: Sep 30, 2026
Share price as of: Nov 11, 2026

Valuation ratiosIndustry

Market Cap: $2.75B; $808.04M
Enterprise Value: $2.71B; $765.06M
PS Ratio: 3.82; 2.32
PB Ratio: 2.74; 2.79
P/TBV Ratio: 8.78; 4.95
P/FCF Ratio: 48.39; 15.56
P/OCF Ratio: 21.05; 13.48

Enterprise valuationIndustry

EV / Sales: 3.77; 2.10
EV / FCF: 47.67; 15.23

Share statisticsIndustry

Shares Outstanding: 159M; 58M
Shares Change (YoY): 7.47%; 1.97%
Shares Change (QoQ): 1.19%; 0.07%
Float: 145M; 53M
Shares Held by Insiders: 8.86%; 13.2%
Shares Held by Institutions: 93.2%; 62.8%

Short sellingIndustry

Short Interest: 19M; –
Short Interest Change: -5.61%; -3.30%
Short % of Float: 13.4%; 5.81%
Short % of Shares Outstanding: 12.2%; 4.22%
Days to Cover: 4.08; 3.54

Stock price statisticsIndustry

52-Week High: $34.82; –
52-Week Low: $7.87; –
20-Day Moving Average: $21.75; –
50-Day Moving Average: $23.63; –
200-Day Moving Average: $21.81; –
Average True Range (14): $2.11; –
Price Change (1 Week): -17.9%; -1.20%
Price Change (1 Month): -36.3%; -0.89%
Price Change (3 Months): -42.5%; -7.70%
Price Change (6 Months): -5.73%; 1.85%
Price Change (YTD): 69.5%; -12.4%
Price Change (1 Year): 44.7%; -13.6%
Price Change (3 Years): 7.74%; -11.8%
Price Change (5 Years): -65.9%; -55.9%
Average Volume (10 Days): 8M; –
Average Volume (20 Days): 6M; –
Average Volume (90 Days): 6M; –
Relative Volume: 0.89; 0.73
Relative Strength Index (14): 36.8; 49.4
Volatility (1 Year): 124.3%; 65.3%
Beta (5 Years): 1.85; 1.20

MarginsIndustry

Gross Margin: 62.6%; 56.0%
Operating Margin: -9.00%; -1.96%
Pretax Margin: -9.25%; -0.63%
Profit Margin: -8.74%; -2.33%
EBITDA Margin: -9.00%; 0.85%
FCF Margin: 7.90%; 9.88%

Returns on capitalIndustry

Return on Equity (ROE): -6.48%; 1.34%
Return on Assets (ROA): -4.17%; -3.09%
Return on Invested Capital (ROIC): -5.39%; -0.29%
Return on Capital Employed (ROCE): -4.69%; -0.55%

Financial positionIndustry

Current Ratio: 3.07; 1.37
Quick Ratio: 2.90; 0.93
Debt / Equity: 0.32; 0.52
Debt / FCF: 5.71; 2.79
Interest Coverage: -4.91; -0.55

GrowthIndustry

Revenue Growth (YoY): 21.5%; 9.46%
FCF Growth (YoY): 5.69%; 14.5%
Revenue Growth (3Y CAGR): 13.0%; 7.44%
Revenue Growth (5Y CAGR): 16.5%; 12.3%

EfficiencyIndustry

Asset Turnover: 0.48; 0.64
Revenue Per Employee: $630.83K; $394.08K
Profits Per Employee: -$55.15K; -$6.57K
Employee Count: 1,140; 525
WACC: 13.0%; 10.2%

Income statement (TTM)Industry

Revenue: $719.14M; $257.79M
Gross Profit: $450.50M; $158.36M
Operating Income: -$64.69M; -$578.69K
Pretax Income: -$66.54M; -$294.07K
Net Income: -$62.88M; -$301.07K
EBITDA: -$64.69M; -$75.39K
EPS (Diluted): -$0.40; $0.00

Balance sheetIndustry

Cash & Short-Term Investments: $365.22M; $41.64M
Total Debt: $324.30M; $174.92M
Net Cash (Debt): $40.92M; $1.79M
Net Cash Per Share: $0.26; $0.13
Equity (Book Value): $1.00B; $51.00M
Book Value Per Share: $6.30; $1.99
Tangible Book Value: $313.32M; $2.78M
Working Capital: $342.12M; $14.99M

Cash flow (TTM)Industry

Operating Cash Flow: $130.62M; $5.65M
Capital Expenditures: -$73.80M; -$5.59M
Free Cash Flow: $56.82M; $35.58M
FCF Per Share: $0.36; $0.53

Dividends and yieldsIndustry

Earnings Yield: -2.29%; 0.37%
FCF Yield: 2.07%; 4.27%

Taxes and interestIndustry

Interest Expense: $13.17M; $3.42M
Income Tax: -$3.66M; $1.62M

Scores and fair valueIndustry

Altman Z-Score: 2.59; 2.02
Piotroski F-Score: 6; 5

Total return vs. the S&P 500

Price change plus reinvested dividends, to the close on Nov 12, 2026. The S&P 500 is measured by the SPY fund.

Period	FSLY	S&P 500	Difference	FSLY per year	S&P 500 per year
1 month	-35.0%	-2.7%	−32.3 pts
3 months	-39.7%	-1.7%	−38.0 pts
Year to date	+68.9%	+11.9%	+57.0 pts
1 year	+44.5%	+12.0%	+32.5 pts
3 years	+4.8%	+78.2%	−73.4 pts	+1.6%	+21.2%
5 years	-66.0%	+73.2%	−139.3 pts	-19.4%	+11.6%

Short interest

Shares sold short and not yet covered, reported by brokers to FINRA twice a month. Latest settlement date Oct 30, 2026.

19M FSLY shares were sold short on Oct 30, 2026, down 5.6% from the previous report, or 13.38% of the shares available to trade. At recent volumes it would take 4.1 days to buy them back. Over the last 20 sessions, 51.9% of the volume reported to FINRA was short selling.

Settlement date	Shares short	Change	Avg. daily volume	Days to cover
Oct 30, 2026	19,426,907	-5.6%	4,757,674	4.1
Oct 15, 2026	20,581,799	-2.9%	5,602,190	3.7
Sep 30, 2026	21,187,254	-1.8%	10,267,439	2.1
Sep 15, 2026	21,565,154	+6.7%	5,463,696	4.0
Aug 31, 2026	20,213,781	-5.7%	4,635,739	4.4
Aug 14, 2026	21,437,861	-5.1%	8,222,414	2.6
Jul 31, 2026	22,594,904	-11.5%	5,042,068	4.5
Jul 15, 2026	25,531,692	+0.7%	4,015,896	6.4
Jun 30, 2026	25,354,952	+35.8%	5,750,150	4.4
Jun 15, 2026	18,671,252	-5.1%	7,837,198	2.4
May 29, 2026	19,665,563	-7.5%	6,067,221	3.2
May 15, 2026	21,261,305	+12.2%	14,402,135	1.5