Tearsheet

Qualys (QLYS)

Market Price (9/17/2025): $132.64 | Market Cap: $4.8 Bil
Sector: Information Technology | Industry: Systems Software

Qualys (QLYS)

Market Price (9/17/2025): $132.64
Market Cap: $4.8 Bil
Sector: Information Technology
Industry: Systems Software

Investment Highlights

0	Attractive operating margins Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is 31%	Weak multi-year price returns 2Y Excs Rtn is -63%, 3Y Excs Rtn is -80%
1	Attractive cash flow generation CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 40%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is 38%
2	Low stock price volatility Vol 12M is 37%

0	Attractive operating margins Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is 31%
1	Attractive cash flow generation CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 40%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is 38%
2	Low stock price volatility Vol 12M is 37%
3	Weak multi-year price returns 2Y Excs Rtn is -63%, 3Y Excs Rtn is -80%

Market Valuation

	9/17/25	2024	2023	2022	2021
Share Price CYE	$132.64	$140.22	$196.28	$112.23	$137.22
Market Cap CYE ($ Bil)	4.8	5.1	7.2	4.2	5.3
Total Debt ($ Bil)	0.1	0.0	0.0	0.0	0.0
Total Cash ($ Bil)	0.4	0.4	0.4	0.3	0.4
Enterprise Value ($ Bil)	4.5	5.1	7.2	4.2	5.3
Valuation Ratios
P/S TTM	7.5	8.5	13.1	8.8	13.0
P/EBIT TTM	24.3	27.6	44.4	33.1	61.1
P/E TTM	26.0	29.7	47.8	40.0	75.5
Sector Ratios
P/S TTM (Sector)	3.2	3.1	2.8	2.5	5.0
P/EBIT TTM (Sector)	4.0	-0.0	-0.1	-0.5	1.7
P/E TTM (Sector)	-0.4	-0.3	-0.4	-0.5	0.0

	9/17/25	2024	2023
Share Price CYE	$132.64	$140.22	$196.28
Market Cap CYE ($ Bil)	4.8	5.1	7.2
Total Debt ($ Bil)	0.1	0.0	0.0
Total Cash ($ Bil)	0.4	0.4	0.4
Enterprise Value ($ Bil)	4.5	5.1	7.2
Valuation Ratios
P/S TTM	7.5	8.5	13.1
P/EBIT TTM	24.3	27.6	44.4
P/E TTM	26.0	29.7	47.8
Sector Ratios
P/S TTM (Sector)	3.2	3.1	2.8
P/EBIT TTM (Sector)	4.0	-0.0	-0.1
P/E TTM (Sector)	-0.4	-0.3	-0.4

Stock Price
Market Cap

Stock Price Chart

Return (1Y):

Market Cap Chart

Business Description

Qualys, Inc. provides cloud-based information technology (IT), security, and compliance solutions in the United States and internationally. The company offers Qualys Cloud Apps, which includes Vulnerability Management; Vulnerability Management, Detection and Response; Threat Protection; Continuous Monitoring; Patch Management; Multi-Vector Endpoint Detection and Response; Certificate Assessment; SaaS Detection and Response; Secure Enterprise Mobility; Policy Compliance; Security Configuration Assessment; PCI Compliance; File Integrity Monitoring; Security Assessment Questionnaire; Out of-Band Configuration Assessment; Web Application Scanning; Web Application Firewall; Global Asset Inventory; Cybersecurity Asset Management; Certificate Inventory; Cloud Inventory; Cloud Security Assessment; and Container Security. Show more Qualys, Inc. provides cloud-based information technology (IT), security, and compliance solutions in the United States and internationally. The company offers Qualys Cloud Apps, which includes Vulnerability Management; Vulnerability Management, Detection and Response; Threat Protection; Continuous Monitoring; Patch Management; Multi-Vector Endpoint Detection and Response; Certificate Assessment; SaaS Detection and Response; Secure Enterprise Mobility; Policy Compliance; Security Configuration Assessment; PCI Compliance; File Integrity Monitoring; Security Assessment Questionnaire; Out of-Band Configuration Assessment; Web Application Scanning; Web Application Firewall; Global Asset Inventory; Cybersecurity Asset Management; Certificate Inventory; Cloud Inventory; Cloud Security Assessment; and Container Security. Its integrated suite of IT, security, and compliance solutions delivered on its Qualys Cloud Platform enables customers to identify and manage IT assets, collect and analyze IT security data, discover and prioritize vulnerabilities, recommend and implement remediation actions, and verify the implementation of such actions. The company also provides asset tagging and management, reporting and dashboards, questionnaires and collaboration, remediation and workflow, big data correlation and analytics engine, and alerts and notifications, which enable integrated workflows, management and real-time analysis, and reporting across IT, security, and compliance solutions. The company offers its solutions through its sales teams, as well as through its network of channel partners, such as security consulting organizations, managed service providers, resellers, and consulting firms. It serves enterprises, government entities, and small and medium-sized businesses in various industries, including education, financial services, government, healthcare, insurance, manufacturing, media, retail, technology, and utilities. The company was incorporated in 1999 and is headquartered in Foster City, California. Show less

Price Returns Compared

Expand for Detailed View

	2020	2021	2022	2023	2024	2025	Total [1]
Returns
QLYS Return	46%	13%	-18%	75%	-29%	-6%	60%
Peers Return	55%	13%	-40%	62%	19%	5%	112%
S&P 500 Return	16%	27%	-19%	24%	23%	12%	104%

[1] Cumulative total returns since the beginning of 2020
[2] Peers: GWRE, INFA, TENB, MSFT, NOW. See QLYS Returns vs. Peers.
[3] 2025 data is for the year up to 9/16/2025 (YTD)

Better Bets than Qualys (QLYS)

	QLYS	Better Performance than QLYS
Metric	Value	Industry (Systems Software)
Rev Chg LTM	9.6%	MSFT (14.9%), NOW (21.1%), PANW (14.9%), CRWD (23.5%), NET (27.8%)
Rev Chg 3Y Avg	12.5%	MSFT (12.5%), NOW (22.3%), PANW (18.9%), CRWD (33.5%), NET (34.5%)
Op Mgn LTM	31.0%	MSFT (45.6%), CHKP (33.0%), GEN (39.3%), STNE (49.4%), PAGS (34.6%)
CFO/Rev LTM	39.6%	MSFT (48.3%), PANW (40.3%), CHKP (44.5%), RPAY (41.8%), KLAR (87.1%)
FCF/Rev LTM	37.6%	PANW (37.6%), CHKP (43.5%), KLAR (85.7%)
Total Yield	3.9%	CHKP (4.0%), GEN (5.2%), DOX (8.4%), DLO (7.1%), PAGS (68.6%)

	QLYS	Better Performance than QLYS
Metric	Value	Sector (Information Technology)
Rev Chg LTM	9.6%	NVDA (71.6%), MSFT (14.9%), AVGO (28.0%), PLTR (38.8%), SAP (10.3%)
Rev Chg 3Y Avg	12.5%	NVDA (92.0%), MSFT (12.5%), AVGO (24.0%), PLTR (25.7%), NOW (22.3%)
Op Mgn LTM	31.0%	NVDA (58.1%), MSFT (45.6%), AAPL (31.9%), AVGO (39.0%), ORCL (31.5%)
CFO/Rev LTM	39.6%	NVDA (46.6%), MSFT (48.3%), AVGO (42.4%), PLTR (50.3%), ANET (50.9%)
FCF/Rev LTM	37.6%	NVDA (43.6%), AVGO (41.6%), PLTR (49.7%), ANET (50.0%), ADBE (41.8%)
Total Yield	3.9%	CSCO (6.3%), IBM (5.0%), QCOM (8.6%), TXN (6.2%), LRCX (4.2%)

	QLYS	Better Performance than QLYS
Metric	Value	All Other Sectors
Rev Chg LTM	9.6%	GOOGL (13.1%), AMZN (10.9%), META (19.4%), LLY (36.8%), V (11.4%)
Rev Chg 3Y Avg	12.5%	META (13.0%), TSLA (12.9%), BRK-B (16.6%), JPM (13.5%), LLY (23.4%)
Op Mgn LTM	31.0%	GOOGL (32.7%), META (42.9%), LLY (43.0%), V (66.5%), MA (58.0%)
CFO/Rev LTM	39.6%	META (56.4%), V (60.4%), MA (53.3%), RY (135.4%), APP (53.7%)
FCF/Rev LTM	37.6%	V (56.8%), MA (49.2%), RY (131.7%), APP (53.7%), SCHW (79.4%)
Total Yield	3.9%	GOOGL (4.1%), BRK-B (5.9%), JPM (6.6%), XOM (9.7%), JNJ (8.2%)

Latest Trefis Analyses

	Title	Topic
0	DASHBOARDS
1	Qualys Earnings Notes
2	Qualys vs Alphabet: Which Is A Better Investment?	Counter-Intuitive Comparisons
3	Qualys vs Lam Research: Which Is A Better Investment?	Counter-Intuitive Comparisons
4	Qualys vs Gen Digital: Which Is A Better Investment?	Counter-Intuitive Comparisons
5	How Does QLYS Stack Up Against Its Peers?	Peer Comparison
6	Better Bet Than QLYS Stock: Pay Less Than Qualys To Get More From BKNG, RCL
7	Better Bet Than QLYS Stock: Pay Less Than Qualys To Get More From SMCI, FSLR
8	QLYS Dip Buy Analysis
9	Qualys Total Shareholder Return (TSR): -28.6% in 2024 and 0.7% 3-yr compounded annual returns (above peer average)
10	Qualys (QLYS) Operating Cash Flow Comparison	Financials

	Title
0	ARTICLES
1	Qualys Earnings Notes
2	Qualys vs Alphabet: Which Is A Better Investment?
3	Qualys vs Lam Research: Which Is A Better Investment?
4	Qualys vs Gen Digital: Which Is A Better Investment?
5	How Does QLYS Stack Up Against Its Peers?
6	Better Bet Than QLYS Stock: Pay Less Than Qualys To Get More From BKNG, RCL
7	Better Bet Than QLYS Stock: Pay Less Than Qualys To Get More From SMCI, FSLR
8	QLYS Dip Buy Analysis
9	Qualys Total Shareholder Return (TSR): -28.6% in 2024 and 0.7% 3-yr compounded annual returns (above peer average)
10	Qualys (QLYS) Operating Cash Flow Comparison

Recent Active Movers

1 Day Top Gainers

#	Ticker	Company	1D Rtn	YTD Rtn
1	FGI	FGI Industries	139.3%	145.2%
2	CODX	Co-Diagnostics	80.8%	-14.8%
3	CNFR	Conifer	55.5%	50.4%
4	BGI	Birks	55.4%	-18.1%
5	FLUX	Flux Power	52.2%	99.4%
6	BOXL	Boxlight	45.7%	32.1%
7	LVRO	Lavoro	45.5%	-57.4%
8	NFE	New Fortress Energy	44.9%	-86.8%
9	WBTN	Webtoon Entertainment	39.0%	53.2%
10	HCWC	Healthy Choice Wellness	37.5%	-34.7%

1 Day Top Losers

#	Ticker	Company	1D Rtn	YTD Rtn
1	REX	REX American Resources	-50.1%	46.1%
2	XAGE	Longevity Health	-39.3%	-86.1%
3	BNGO	Bionano Genomics	-35.7%	-89.7%
4	IHT	InnSuites Hospitality Trust	-30.7%	7.3%
5	LUD	Luda Technology	-28.6%
6	NAOV	NanoVibronix	-28.5%	-88.2%
7	GDC	GD Culture	-28.2%	269.8%
8	ASST	Strive	-28.0%	813.4%
9	BIAF	bioAffinity Technologies	-25.5%	-71.3%
10	FAAS	DigiAsia	-23.9%	-87.2%

1 Week Top Gainers

#	Ticker	Company	1W Rtn	YTD Rtn
1	BDSX	Biodesix	1313.2%	-78.6%
2	CLSD	Clearside Biomedical	954.0%	-74.9%
3	SDOT	Sadot	624.1%	-79.4%
4	WLDS	Wearable Devices	498.0%	-30.0%
5	CHEK	Check-Cap	285.6%	154.6%
6	ATCH	AtlasClear	275.9%	-91.0%
7	HSDT	Helius Medical Technologies	262.5%	-95.6%
8	OPI	Office Properties Income Trust	261.7%	-13.4%
9	FGI	FGI Industries	156.8%	145.2%
10	AIRE	ReAlpha Tech	154.0%	-56.1%

1 Week Top Losers

#	Ticker	Company	1W Rtn	YTD Rtn
1	NAKA	Kindly MD	-81.4%
2	ATYR	aTyr Pharma	-79.7%	-70.2%
3	LGCL	Lucas GC	-73.6%	-77.1%
4	EPSM	Epsium Enterprise	-70.1%
5	BNGO	Bionano Genomics	-59.4%	-89.7%
6	FAAS	DigiAsia	-58.5%	-87.2%
7	QMMM	QMMM	-57.5%	6775.0%
8	VCIG	VCI Global	-56.9%	-99.1%
9	YYGH	YY	-56.6%	-78.5%
10	XAGE	Longevity Health	-55.5%	-86.1%

1 Month Top Gainers

#	Ticker	Company	1M Rtn	YTD Rtn
1	PMI	Picard Medical	11963.5%	11963.5%
2	GIBO	GIBO	9734.4%
3	CHSN	Chanson International	7565.0%	-99.3%
4	LNZA	LanzaTech Global	7287.5%	-86.0%
5	QMMM	QMMM	3031.7%	6775.0%
6	OESX	Orion Energy Systems	1497.9%	22.9%
7	CURX	Curanex Pharmaceuticals	1401.6%	1401.6%
8	ENTO	Entero Therapeutics	565.6%	117.6%
9	PTNM	Pitanium	553.2%
10	WLDS	Wearable Devices	449.5%	-30.0%

1 Month Top Losers

#	Ticker	Company	1M Rtn	YTD Rtn
1	CJET	Chijet Motor	-92.2%	-95.0%
2	STFS	Star Fashion Culture	-92.2%	-97.8%
3	ELPW	Elong Power	-91.6%	-76.7%
4	NXTT	Next Technology	-89.6%	-95.1%
5	NAKA	Kindly MD	-89.0%
6	BINI	Bollinger Innovations	-88.9%	-100.0%
7	JEM	707 Cayman	-88.4%	-98.2%
8	YAAS	Youxin Technology	-82.5%	-98.3%
9	NEON	Neonode	-82.0%	-50.2%
10	NVNO	enVVeno Medical	-81.5%	-69.8%

Recent Active Movers

1 Day Top Gainers

#	Ticker	Company	1D Rtn	YTD Rtn
1	FGI	FGI Industries	139.3%	145.2%
2	CODX	Co-Diagnostics	80.8%	-14.8%
3	CNFR	Conifer	55.5%	50.4%
4	BGI	Birks	55.4%	-18.1%
5	FLUX	Flux Power	52.2%	99.4%
6	BOXL	Boxlight	45.7%	32.1%
7	LVRO	Lavoro	45.5%	-57.4%
8	NFE	New Fortress Energy	44.9%	-86.8%
9	WBTN	Webtoon Entertainment	39.0%	53.2%
10	HCWC	Healthy Choice Wellness	37.5%	-34.7%

1 Day Top Losers

#	Ticker	Company	1D Rtn	YTD Rtn
1	REX	REX American Resources	-50.1%	46.1%
2	XAGE	Longevity Health	-39.3%	-86.1%
3	BNGO	Bionano Genomics	-35.7%	-89.7%
4	IHT	InnSuites Hospitality Trust	-30.7%	7.3%
5	LUD	Luda Technology	-28.6%
6	NAOV	NanoVibronix	-28.5%	-88.2%
7	GDC	GD Culture	-28.2%	269.8%
8	ASST	Strive	-28.0%	813.4%
9	BIAF	bioAffinity Technologies	-25.5%	-71.3%
10	FAAS	DigiAsia	-23.9%	-87.2%

1 Week Top Gainers

#	Ticker	Company	1W Rtn	YTD Rtn
1	BDSX	Biodesix	1313.2%	-78.6%
2	CLSD	Clearside Biomedical	954.0%	-74.9%
3	SDOT	Sadot	624.1%	-79.4%
4	WLDS	Wearable Devices	498.0%	-30.0%
5	CHEK	Check-Cap	285.6%	154.6%
6	ATCH	AtlasClear	275.9%	-91.0%
7	HSDT	Helius Medical Technologies	262.5%	-95.6%
8	OPI	Office Properties Income Trust	261.7%	-13.4%
9	FGI	FGI Industries	156.8%	145.2%
10	AIRE	ReAlpha Tech	154.0%	-56.1%

1 Week Top Losers

#	Ticker	Company	1W Rtn	YTD Rtn
1	NAKA	Kindly MD	-81.4%
2	ATYR	aTyr Pharma	-79.7%	-70.2%
3	LGCL	Lucas GC	-73.6%	-77.1%
4	EPSM	Epsium Enterprise	-70.1%
5	BNGO	Bionano Genomics	-59.4%	-89.7%
6	FAAS	DigiAsia	-58.5%	-87.2%
7	QMMM	QMMM	-57.5%	6775.0%
8	VCIG	VCI Global	-56.9%	-99.1%
9	YYGH	YY	-56.6%	-78.5%
10	XAGE	Longevity Health	-55.5%	-86.1%

Peer Comparisons for Qualys

Financials

	QLYS	GWRE	INFA	TENB	MSFT	NOW	Median
Name	Qualys	Guidewir.	Informat.	Tenable	Microsoft	ServiceN.
Mkt Price	132.20	246.40	24.80	29.62	509.04	932.01	189.30
Mkt Cap	4.8	20.8	7.5	3.6	3,782.2	193.1	14.2
Rev LTM	637	1,202	1,662	949	281,724	12,057	1,432
Op Inc LTM	198	41	155	-14	128,528	1,601	176
FCF LTM	240	280	425	249	71,611	3,805	353
FCF 3Y Avg	227	160	316	175	68,386	3,054	272
CFO LTM	252	301	432	266	136,162	4,699	366
CFO 3Y Avg	239	178	323	188	114,097	3,828	281

Growth & Margins

	QLYS	GWRE	INFA	TENB	MSFT	NOW	Median
Name	Qualys	Guidewir.	Informat.	Tenable	Microsoft	ServiceN.
Rev Chg LTM	9.6%	22.6%	1.2%	11.4%	14.9%	21.1%	13.2%
Rev Chg 3Y Avg	12.5%	14.1%	3.5%	15.9%	12.5%	22.3%	13.3%
Rev Chg Q	10.3%	22.3%	1.7%	11.8%	18.1%	22.4%	14.9%
QoQ Delta Rev Chg LTM	2.5%	5.7%	0.4%	2.8%	4.3%	5.1%	3.6%
Op Mgn LTM	31.0%	3.4%	9.3%	-1.5%	45.6%	13.3%	11.3%
Op Mgn 3Y Avg	29.6%	-6.2%	6.1%	-4.2%	44.0%	10.1%	8.1%
QoQ Delta Op Mgn LTM	-0.2%	1.5%	-0.7%	-0.3%	0.4%	0.3%	0.1%
CFO/Rev LTM	39.6%	25.0%	26.0%	28.0%	48.3%	39.0%	33.5%
CFO/Rev 3Y Avg	41.2%	16.4%	19.9%	21.8%	46.0%	38.1%	29.9%
FCF/Rev LTM	37.6%	23.3%	25.6%	26.2%	25.4%	31.6%	25.9%
FCF/Rev 3Y Avg	39.0%	14.6%	19.5%	20.2%	27.9%	30.3%	24.0%

Valuation

	QLYS	GWRE	INFA	TENB	MSFT	NOW	Median
Name	Qualys	Guidewir.	Informat.	Tenable	Microsoft	ServiceN.
Mkt Cap	4.8	20.8	7.5	3.6	3,782.2	193.1	14.2
P/S	7.5	17.3	4.5	3.8	13.4	16.0	10.5
P/EBIT	24.3	332.1	42.3	754.7	30.0	95.2	68.7
P/E	25.9	297.8	-996.4	-79.7	37.1	116.2	31.5
P/CFO	19.0	69.1	17.4	13.5	27.8	41.1	23.4
Total Yield	3.9%	0.3%	-0.1%	-1.3%	3.3%	0.9%	0.6%
Dividend Yield	0.0%	0.0%	0.0%	0.0%	0.6%	0.0%	0.0%
FCF Yield 3Y Avg	4.5%	1.1%	4.4%	3.8%	2.2%	1.9%	3.0%
D/E	0.0	0.0	0.2	0.1	0.0	0.0	0.0
Net D/E	-0.1	-0.0	0.1	0.0	-0.0	-0.0	-0.0

Returns

	QLYS	GWRE	INFA	TENB	MSFT	NOW	Median
Name	Qualys	Guidewir.	Informat.	Tenable	Microsoft	ServiceN.
1M Rtn	2.4%	16.5%	0.3%	-0.6%	-2.1%	7.5%	1.3%
3M Rtn	-5.7%	-0.7%	2.6%	-9.8%	6.7%	-7.3%	-3.2%
6M Rtn	1.2%	28.8%	35.1%	-19.9%	33.2%	12.3%	20.5%
12M Rtn	4.5%	42.6%	-3.3%	-26.2%	18.9%	4.4%	4.5%
3Y Rtn	-11.0%	280.7%	20.2%	-20.4%	113.2%	118.9%	66.7%
1M Excs Rtn	-0.1%	14.1%	-2.1%	-3.0%	-4.6%	5.0%	-1.1%
3M Excs Rtn	-14.6%	-12.3%	-6.8%	-17.9%	-3.1%	-16.8%	-13.5%
6M Excs Rtn	-15.1%	12.2%	18.2%	-35.8%	15.0%	-5.8%	3.2%
12M Excs Rtn	-11.6%	27.0%	-21.0%	-43.1%	2.0%	-12.9%	-12.3%
3Y Excs Rtn	-79.7%	192.2%	-49.4%	-91.4%	34.8%	35.9%	-7.3%

Comparison Analyses

	Title
0	How Does QLYS Stack Up Against Its Peers?
1	Qualys vs. Rambus: With Return Forecast Of 31%, Qualys Is A Better Bet
2	Qualys vs. CommVault Systems: With Return Forecast Of -11%, Qualys Is A Better Bet
3	Qualys vs. Activision Blizzard: With Return Forecast Of 28%, Qualys Is A Better Bet
4	Qualys vs. Autodesk: With Return Forecast Of 28%, Qualys Is A Better Bet
5	Qualys vs. Novanta: With Return Forecast Of 34%, Qualys Is A Better Bet
6	Qualys vs. Ionis Pharmaceuticals: With Return Forecast Of 62%, Ionis Pharmaceuticals Is A Better Bet
7	Qualys vs. Paylocity Holding: With Return Forecast Of 58%, Paylocity Holding Is A Better Bet
8	Qualys vs. Varonis Systems: With Return Forecast Of 42%, Qualys Is A Better Bet
9	Qualys vs. Workiva: With Return Forecast Of 42%, Qualys Is A Better Bet

Financials

Annual
Quarterly

$ Mil \| FY: 12/31	LTM	2024	2023	2022	2021	2020	2019
Period End	6/30/2025	12/31/2024	12/31/2023	12/31/2022	12/31/2021	12/31/2020	12/31/2019
Filing Date	8/5/2025	2/21/2025	2/22/2024	2/23/2023	2/22/2022	2/22/2021	2/21/2020
Key Financials
Total Revenue	637	608	554	490	411	363	322
EBITDA	214	206	190	165	124	135	111
Operating Income	198	187	163	131	88	97	72
Net Income	185	174	152	108	71	92	69
EPS	5.06	4.72	4.11	2.81	1.82	2.34	1.77
Growth Rates
Total Revenue Growth	9.6%	9.6%	13.2%	19.1%	13.3%	12.9%	15.3%
EBITDA Growth	6.8%	8.2%	15.1%	33.7%	-8.4%	21.2%	31.6%
Operating Income Growth	11.0%	14.8%	24.9%	48.9%	-9.3%	33.8%	43.5%
Net Income Growth	8.4%	14.6%	40.4%	52.2%	-22.5%	32.1%	21.0%
Margins
EBITDA Margin	33.6%	33.9%	34.3%	33.7%	30.1%	37.2%	34.6%
Operating Income Margin	31.0%	30.8%	29.4%	26.7%	21.3%	26.6%	22.5%
Net Income Margin	29.0%	28.6%	27.3%	22.1%	17.3%	25.2%	21.6%
Cash & Debt
Total Cash	370	381	426	321	405	356	299
Total Debt	55	47	29	42	49	57	52
Net Debt / (Cash)	-315	-334	-397	-279	-357	-299	-247
Cash Flows
Net Cash from Operations	252	244	245	199	201	180	161
Free Cash from Operations	240	232	236	175	175	149	129
Returns to Shareholders
Dividends	0	-0	-0	-0	-0	-0	-0
Share Repurchases	176	140	171	317	130	127	86

$ Mil \| FY: 12/31	2025Q2	2025Q1	2024Q4	2024Q3	2024Q2	2024Q1	2023Q4	2023Q3	2023Q2	2023Q1	2022Q4	2022Q3
Period End	6/30/2025	3/31/2025	12/31/2024	9/30/2024	6/30/2024	3/31/2024	12/31/2023	9/30/2023	6/30/2023	3/31/2023	12/31/2022	9/30/2022
Filing Date	8/5/2025	5/6/2025	2/21/2025	11/5/2024	8/6/2024	5/7/2024	2/22/2024	11/2/2023	8/3/2023	5/4/2023	2/23/2023	11/2/2022
Key Financials Quarterly
Total Revenue	164	160	159	154	149	146	145	142	137	131	131	126
Ebitda	55	56	54	49	53	50	47	50	50	43	40	42
Operating Income	51	52	49	45	48	45	41	44	43	35	31	33
Net Income	47	48	44	46	44	40	41	47	35	29	28	28
EPS	1.30	1.30	1.20	1.26	1.19	1.08	1.10	1.27	0.96	0.79	0.75	0.72
Key Financials TTM
Total Revenue TTM	637	622	608	593	581	570	554	541	524	507	490	469
Ebitda TTM	214	212	206	200	200	197	190	182	174	165	165	163
Operating Income TTM	198	194	187	179	178	173	163	152	142	132	131	129
Net Income TTM	185	181	174	170	171	162	152	139	120	112	108	101
Growth Rates Quarterly
Total Revenue Growth	10.3%	9.7%	10.1%	8.4%	8.4%	11.6%	10.5%	13.1%	14.4%	15.2%	19.2%	19.7%
EBITDA Growth	4.8%	11.9%	13.1%	-1.9%	6.1%	17.3%	19.7%	21.0%	19.9%	0.2%	6.4%	1.5%
Operating Income Growth	6.9%	15.6%	19.2%	3.1%	12.2%	27.2%	35.2%	30.7%	29.8%	4.9%	5.6%	4.3%
Net Income Growth	8.0%	19.6%	8.3%	-0.7%	23.7%	36.5%	43.3%	68.2%	33.0%	14.5%	29.8%	-0.4%
Margins Quarterly
EBITDA Margin	33.8%	35.0%	33.6%	32.1%	35.5%	34.3%	32.7%	35.4%	36.3%	32.6%	30.2%	33.1%
Operating Income Margin	31.3%	32.4%	31.0%	29.2%	32.3%	30.7%	28.7%	30.7%	31.2%	26.9%	23.4%	26.6%
Net Income Margin	28.8%	29.7%	27.6%	30.0%	29.4%	27.2%	28.1%	32.8%	25.8%	22.3%	21.6%	22.0%
Cash & Debt
Total Cash	370	441	381	386	393	454	426	427	349	334	321	385
Total Debt	55	49	47	48	51	38	29	32	35	39	42	40
Net Debt / (Cash)	-315	-392	-334	-339	-343	-416	-397	-395	-315	-295	-279	-345
Cash Flows Quarterly
FCF from Operations	34	110	48	61	50	86	34	92	52	67	44	42
Cash Flows TTM
FCF from Operations TTM	252	268	244	230	262	263	245	255	204	187	199	195
Returns to Shareholders Quarterly
Dividends	0	0	0	0	0	0	0	0	0	0	0	0
Share Repurchases	50	40	43	44	35	18	23	39	42	67	105	95
Return on Invested Capital (ROIC) Quarterly
ROIC	44.3%	59.1%	48.6%	52.3%	55.3%	74.1%	70.9%	98.3%	60.9%	48.7%	43.7%	66.0%
Return on Invested Capital (ROIC) TTM
ROIC TTM	43.9%	56.5%	46.7%	49.4%	54.2%	75.6%	69.4%	74.6%	51.9%	47.6%	45.6%	61.4%

Segment Financials

Revenue by Segment

$ Mil	2024	2023	2022	2021	2020
Single Segment	554	490	411	363	322
Total	554	490	411	363	322

Price Behavior

Behavior Stats
Betas Matrix

Price Behavior

Market Price	$132.20
Market Cap ($ Bil)	4.8
First Trading Date	09/28/2012
Distance from 52W High	-17.0%
	50 Days	200 Days
DMA Price	$134.81	$136.11
DMA Trend	indeterminate	down
Distance from DMA	-1.9%	-2.9%
	3M	1YR
Volatility	26.7%	37.7%
Downside Capture	236.15	104.98
Upside Capture	76.58	91.67
Correlation (SPY)	43.8%	52.1%

QLYS Betas & Captures as of 8/31/2025

	1M	2M	3M	6M	1Y	3Y
Beta	1.58	1.44	1.30	0.88	1.00	1.10
Up Beta	2.35	1.61	1.45	0.94	1.20	1.25
Down Beta	1.03	1.19	0.49	0.63	0.72	1.01
Up Capture	141%	82%	102%	94%	92%	79%
Bmk +ve Days	10	22	35	71	142	415
Stock +ve Days	9	18	30	63	121	391
Down Capture	153%	220%	202%	104%	101%	103%
Bmk -ve Days	11	19	27	54	106	334
Stock -ve Days	12	23	32	62	127	358

[1] Upside and downside betas calculated using positive and negative benchmark daily returns respectively

Short Interest

Short Interest: As Of Date	8292025
Short Interest: Shares Quantity	2,818,337
Short Interest: % Change Since 8152025	-1.8%
Average Daily Volume	295,168
Days-to-Cover Short Interest	9.55
Basic Shares Quantity	36,253,000
Short % of Basic Shares	7.8%

Returns Analyses

	Title
0	Qualys Stock Return Comparison
1	[10/7/2021] Qualys (QLYS) Stock Price Forecast: AI Forecasts QLYS Stock Price To Be Around $114.70 In A Month (Up 1.8%)
2	Qualys Total Shareholder Return (TSR): -18.2% in 2022 and 10.4% 3-yr returns (above peer average)
3	Qualys (QLYS) Stock Return: AI Predicts QLYS Average and Excess Return After a Fall or Rise

Earnings Returns History

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	Forward Returns
Earnings Date	1D Returns	5D Returns	21D Returns
8/5/2025	-0.2%	-0.9%	2.8%
5/6/2025	0.6%	7.8%	10.2%
2/6/2025	-3.7%	0.3%	-11.0%
11/5/2024	24.2%	20.5%	22.3%
8/6/2024	-8.6%	-8.8%	-9.8%
5/7/2024	-9.8%	-9.8%	-18.6%
2/7/2024	-4.2%	-3.7%	-4.8%
11/2/2023	11.3%	10.0%	22.9%
...
SUMMARY STATS
# Positive	10	12	11
# Negative	14	12	13
Median Positive	6.2%	6.4%	11.8%
Median Negative	-5.9%	-8.0%	-8.9%
Max Positive	24.2%	20.8%	22.9%
Max Negative	-16.0%	-18.8%	-21.6%

	Forward Returns
8/5/2025	-0.2%	-0.9%	2.8%
5/6/2025	0.6%	7.8%	10.2%
2/6/2025	-3.7%	0.3%	-11.0%
11/5/2024	24.2%	20.5%	22.3%
8/6/2024	-8.6%	-8.8%	-9.8%
5/7/2024	-9.8%	-9.8%	-18.6%
2/7/2024	-4.2%	-3.7%	-4.8%
11/2/2023	11.3%	10.0%	22.9%
8/3/2023	4.0%	6.7%	13.0%
5/4/2023	7.7%	6.1%	18.3%
2/9/2023	-0.6%	-4.5%	-3.5%
11/2/2022	-16.0%	-15.3%	-8.9%
8/8/2022	12.0%	20.8%	18.1%
5/4/2022	-5.5%	-18.8%	-4.5%
2/10/2022	-14.3%	-13.9%	-13.5%
11/3/2021	9.5%	10.0%	2.0%
8/9/2021	4.7%	3.6%	11.8%
5/5/2021	4.1%	4.0%	6.0%
2/10/2021	-10.6%	-13.2%	-14.4%
11/4/2020	-0.6%	-3.3%	-3.1%
8/10/2020	-7.2%	-7.2%	-8.3%
5/7/2020	-6.2%	-6.0%	-2.9%
2/12/2020	-1.1%	3.6%	-21.6%
10/30/2019	2.4%	0.9%	5.0%
SUMMARY STATS
# Positive	10	12	11
# Negative	14	12	13
Median Positive	6.2%	6.4%	11.8%
Median Negative	-5.9%	-8.0%	-8.9%
Max Positive	24.2%	20.8%	22.9%
Max Negative	-16.0%	-18.8%	-21.6%

SEC Filings

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Report Date	Filing Date	Filing
6302025	8052025	10-Q 6/30/2025
3312025	5062025	10-Q 3/31/2025
12312024	2212025	10-K 12/31/2024
9302024	11052024	10-Q 9/30/2024
6302024	8062024	10-Q 6/30/2024
3312024	5072024	10-Q 3/31/2024
12312023	2222024	10-K 12/31/2023
9302023	11022023	10-Q 9/30/2023
6302023	8032023	10-Q 6/30/2023
3312023	5042023	10-Q 3/31/2023
12312022	2232023	10-K 12/31/2022
9302022	11022022	10-Q 9/30/2022
6302022	8082022	10-Q 6/30/2022
3312022	5042022	10-Q 3/31/2022
12312021	2222022	10-K 12/31/2021
9302021	11032021	10-Q 9/30/2021

Insider Activity

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	Owner	Title	Filing Date	Action	Price	Shares	Transacted Value	Value of Held Shares	Form
0	Zangardi John A.		8292025	Sell	134.94	3,103	418,720	549,343	Form
1	Zangardi John A.		8252025	Sell	134.82	3,860	520,404	967,197	Form
2	Rogers Kristi Marie		8252025	Sell	134.70	1,700	228,998	1,157,922	Form
3	POSEY BRUCE K	CHIEF LEGAL OFFICER	8212025	Sell	131.89	308	40,623	7,657,265	Form
4	Pfeiffer Wendy		8182025	Sell	129.72	200	25,944	1,437,557	Form

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	Owner	Title	Filing Date	Action	Price	Shares	Transacted Value	Value of Held Shares	Form
0	Zangardi John A.		8292025	Sell	134.94	3,103	418,720	549,343	Form
1	Zangardi John A.		8252025	Sell	134.82	3,860	520,404	967,197	Form
2	Rogers Kristi Marie		8252025	Sell	134.70	1,700	228,998	1,157,922	Form
3	POSEY BRUCE K	CHIEF LEGAL OFFICER	8212025	Sell	131.89	308	40,623	7,657,265	Form
4	Pfeiffer Wendy		8182025	Sell	129.72	200	25,944	1,437,557	Form
5	Zangardi John A.		8152025	Sell	132.03	1,287	169,918	1,456,782	Form
6	Kim Joo Mi	CHIEF FINANCIAL OFFICER	8062025	Sell	130.91	364	47,651	12,452,402	Form
7	POSEY BRUCE K	CHIEF LEGAL OFFICER	7232025	Sell	139.97	435	60,886	8,502,855	Form
8	Pfeiffer Wendy		7152025	Sell	139.45	200	27,890	1,573,275	Form
9	Kim Joo Mi	CHIEF FINANCIAL OFFICER	7072025	Sell	147.19	309	45,480	14,684,109	Form
10	Thakar Sumedh S	CEO & PRESIDENT	7072025	Sell	147.56	1,500	221,338	33,711,601	Form
11	POSEY BRUCE K	CHIEF LEGAL OFFICER	6232025	Sell	135.50	374	50,678	8,311,138	Form
12	Hank Jeffrey P		6172025	Sell	139.07	657	91,369	1,931,404	Form
13	Berquist Thomas		6162025	Sell	138.78	656	91,040	777,723	Form
14	Pfeiffer Wendy		6162025	Sell	138.78	200	27,756	1,593,472	Form
15	Kim Joo Mi	CHIEF FINANCIAL OFFICER	6062025	Sell	139.83	656	91,726	14,019,554	Form
16	Thakar Sumedh S	CEO & PRESIDENT	6032025	Sell	140.20	6,000	841,200	32,521,072	Form
17	POSEY BRUCE K	CHIEF LEGAL OFFICER	5212025	Sell	136.89	72	9,856	8,509,157	Form
18	Kim Joo Mi	CHIEF FINANCIAL OFFICER	5062025	Sell	126.75	1,018	129,032	12,791,610	Form
19	POSEY BRUCE K	CHIEF LEGAL OFFICER	4222025	Sell	116.83	222	25,935	7,573,920	Form
20	Kim Joo Mi	CHIEF FINANCIAL OFFICER	4102025	Sell	120.01	111	13,321	12,853,195	Form
21	Kim Joo Mi	CHIEF FINANCIAL OFFICER	4082025	Sell	120.04	162	19,447	12,869,529	Form
22	POSEY BRUCE K	CHIEF LEGAL OFFICER	3212025	Sell	129.24	438	56,609	8,418,799	Form
23	Kim Joo Mi	CHIEF FINANCIAL OFFICER	3062025	Sell	130.00	601	78,132	14,012,644	Form
24	POSEY BRUCE K	CHIEF LEGAL OFFICER	2242025	Sell	138.80	367	50,941	9,095,932	Form
25	Kim Joo Mi	CHIEF FINANCIAL OFFICER	2142025	Sell	140.08	4,542	636,240	15,158,671	Form
26	Kim Joo Mi	CHIEF FINANCIAL OFFICER	2112025	Sell	140.00	4,487	628,180	15,785,980	Form
27	Zangardi John A.		2102025	Buy	125.58	5	628	628	Form
28	POSEY BRUCE K	CHIEF LEGAL OFFICER	1222025	Sell	138.04	136	18,774	8,702,394	Form
29	Kim Joo Mi	CHIEF FINANCIAL OFFICER	1072025	Sell	136.90	285	39,015	15,519,432	Form
30	POSEY BRUCE K	CHIEF LEGAL OFFICER	12232024	Sell	140.83	120	16,900	9,000,797	Form
31	Kim Joo Mi	CHIEF FINANCIAL OFFICER	12062024	Sell	157.13	901	141,576	17,926,079	Form
32	POSEY BRUCE K	CHIEF LEGAL OFFICER	12032024	Sell	152.08	1,965	298,838	10,740,208	Form
33	Thakar Sumedh S	CEO & PRESIDENT	11072024	Sell	165.00	3,750	618,750	37,759,425	Form
34	Kim Joo Mi	CHIEF FINANCIAL OFFICER	11072024	Sell	165.00	1,480	244,200	18,972,360	Form
35	Kim Joo Mi	CHIEF FINANCIAL OFFICER	10082024	Sell	120.81	251	30,324	10,429,087	Form
36	Kim Joo Mi	CHIEF FINANCIAL OFFICER	9062024	Sell	123.46	558	68,890	10,695,799	Form

Industry Resources

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2	SeekingAlpha	ValueLine
3	Motley Fool	Robinhood
4	CNBC	Etrade
5	MarketWatch	Unusual Whales
6	YCharts	Perplexity Finance
7	FinViz

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Qualys (QLYS)

Market Price (9/17/2025): $132.64 | Market Cap: $4.8 BilSector: Information Technology | Industry: Systems Software

Qualys (QLYS)

Market Price (9/17/2025): $132.64Market Cap: $4.8 BilSector: Information TechnologyIndustry: Systems Software

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Market Price (9/17/2025): $132.64 | Market Cap: $4.8 Bil
Sector: Information Technology | Industry: Systems Software

Market Price (9/17/2025): $132.64
Market Cap: $4.8 Bil
Sector: Information Technology
Industry: Systems Software