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Qualys, Inc.

QLYS
Exchange
Nasdaq
Industry
Services-Prepackaged Software
SEC CIK
0001107843

In the last 90 days, Qualys, Inc. insiders filed 0 open-market purchases and 16 sales; 436 institutions reported holding it in 13F filings for Q2 2026, worth $5.06B in total; no superinvestor holds it.

13F holders, Q2 2025

Institutional positions in Qualys, Inc. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
437
+12 vs. Q1 2025
Shares held
35.1M
−127.6K (−0.4%) vs. Q1 2025
Total value
$5.02B
+$578.9M (+13.0%) vs. Q1 2025
New holders
58
176 more added
Sold out
46
148 more reduced

3 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting QLYS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 437 institutions
Q1 2021: 317 institutionsQ2 2021: 327 institutionsQ3 2021: 339 institutionsQ4 2021: 360 institutionsQ1 2022: 361 institutionsQ2 2022: 365 institutionsQ3 2022: 395 institutionsQ4 2022: 392 institutionsQ1 2023: 391 institutionsQ2 2023: 386 institutionsQ3 2023: 409 institutionsQ4 2023: 464 institutionsQ1 2024: 453 institutionsQ2 2024: 467 institutionsQ3 2024: 436 institutionsQ4 2024: 451 institutionsQ1 2025: 428 institutionsQ2 2025: 437 institutionsQ3 2025: 431 institutionsQ4 2025: 450 institutionsQ1 2026: 423 institutionsQ2 2026: 436 institutions
Value heldQ2 2025: $5.02B
Q1 2021: $3.82BQ2 2021: $3.45BQ3 2021: $3.82BQ4 2021: $4.86BQ1 2022: $5.07BQ2 2022: $4.42BQ3 2022: $4.95BQ4 2022: $3.96BQ1 2023: $4.69BQ2 2023: $4.58BQ3 2023: $5.47BQ4 2023: $7.59BQ1 2024: $6.57BQ2 2024: $5.36BQ3 2024: $4.74BQ4 2024: $5.04BQ1 2025: $4.44BQ2 2025: $5.02BQ3 2025: $4.76BQ4 2025: $4.88BQ1 2026: $3.25BQ2 2026: $5.06B
Institutions holding QLYS and their total value by quarter
QuarterHoldersValue
Q2 2026436$5.06B
Q1 2026423$3.25B
Q4 2025450$4.88B
Q3 2025431$4.76B
Q2 2025437$5.02B
Q1 2025428$4.44B
Q4 2024451$5.04B
Q3 2024436$4.74B
Q2 2024467$5.36B
Q1 2024453$6.57B
Q4 2023464$7.59B
Q3 2023409$5.47B
Q2 2023386$4.58B
Q1 2023391$4.69B
Q4 2022392$3.96B
Q3 2022395$4.95B
Q2 2022365$4.42B
Q1 2022361$5.07B
Q4 2021360$4.86B
Q3 2021339$3.82B
Q2 2021327$3.45B
Q1 2021317$3.82B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Qualys, Inc.; share changes are against Q1 2025.

Institutions holding QLYS in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.5,623,820$803.5M0.02%−93,286−1.6%Reduced
Vanguard Group Inc4,277,836$611.2M0.01%+1,5320.0%Added
State Street Corp1,411,947$201.7M0.01%−32,480−2.2%Reduced
Geode Capital Management, LLC1,203,999$173.8M0.01%−57,120−4.5%Reduced
Boston Trust Walden Corp1,137,864$162.6M1.16%+88,051+8.4%Added
First Trust Advisors LP1,115,717$159.4M0.13%+44,000+4.1%Added
Neuberger Berman Group LLC1,074,574$153.5M0.12%−30,736−2.8%Reduced
Legal & General Group Plc1,051,673$150.3M0.04%+65,924+6.7%Added
AQR Capital Management LLC1,012,100$144.1M0.12%+323,324+46.9%Added
Morgan Stanley944,098$134.9M0.01%+86,169+10.0%Added
Fundsmith LLPSuperinvestorFundsmith718,602$102.7M0.45%00.0%Unchanged
Dimensional Fund Advisors LP681,352$97.3M0.02%+12,037+1.8%Added
Penserra Capital Management LLC545,380$77.9M1.09%+46,296+9.3%Added
Northern Trust Corp541,277$77.3M0.01%−16,958−3.0%Reduced
JPMorgan Chase & Co521,875$74.6M0.01%+30,429+6.2%Added
Mirae Asset Global ETFs Holdings Ltd.506,792$72.4M0.14%+57,142+12.7%Added
UBS Asset Management Americas Inc498,830$71.3M0.01%−144,408−22.5%Reduced
London Co of Virginia469,977$67.1M0.38%+2,002+0.4%Added
Charles Schwab Investment Management Inc469,697$67.1M0.01%+12,840+2.8%Added
American Capital Management Inc417,253$59.6M2.47%−118,438−22.1%Reduced
CDAM (UK) Ltd399,935$57.1M9.50%−211,598−34.6%Reduced
Bank of New York Mellon Corp382,100$54.6M0.01%+10,359+2.8%Added
Invesco Ltd.380,600$54.4M0.01%−34,982−8.4%Reduced
Renaissance Technologies LLC360,400$51.5M0.07%−21,900−5.7%Reduced
Bank of America Corp322,715$46.1M0.00%+54,781+20.4%Added
Goldman Sachs Group Inc318,901$45.6M0.01%+60,403+23.4%Added
Voya Investment Management LLC291,199$41.6M0.04%−294,901−50.3%Reduced
Millennium Management LLC190,326$27.2M0.02%+172,095+944.0%Added
Price T Rowe Associates Inc175,821$25.1M0.00%+5,686+3.3%Added
Barclays PLC173,718$24.8M0.01%+27,549+18.8%Added
Fort Washington Investment Advisors Inc156,614$22.4M0.13%+2,794+1.8%Added
BNP Paribas Arbitrage, SA155,172$22.2M0.02%+19,957+14.8%Added
Two Sigma Investments, LP147,816$21.1M0.04%+7,173+5.1%Added
Retirement Systems of Alabama147,400$21.1M0.08%−135−0.1%Reduced
Great West Life Assurance Co145,711$20.8M0.03%+243+0.2%Added
Fisher Asset Management, LLC144,002$20.6M0.01%−25,956−15.3%Reduced
Point72 Asset Management, L.P.138,300$19.8M0.05%+84,209+155.7%Added
Acadian Asset Management LLC136,835$19.5M0.04%+68,632+100.6%Added
Envestnet Asset Management Inc134,955$19.3M0.01%+6,986+5.5%Added
Cubist Systematic Strategies, LLC134,271$19.2M0.21%+49,345+58.1%Added
Nuveen, LLC134,045$19.2M0.01%+28,504+27.0%Added
Canada Pension Plan Investment Board127,600$18.2M0.02%+11,400+9.8%Added
Qube Research & Technologies Ltd126,846$18.1M0.03%−48,748−27.8%Reduced
Tudor Investment Corp Et Al123,182$17.6M0.13%+80,559+189.0%Added
Rhumbline Advisers120,424$17.2M0.01%+3,023+2.6%Added
Norris Perne & French LLP119,013$17.0M1.18%+717+0.6%Added
Connor, Clark & Lunn Investment Management Ltd.114,134$16.3M0.06%+25,922+29.4%Added
UBS Group AG112,896$16.1M0.00%+18,881+20.1%Added
Two Sigma Advisers, LP111,600$15.9M0.03%−2,900−2.5%Reduced
Vident Advisory, LLC107,412$15.3M0.17%+25,344+30.9%Added
American Century Companies Inc107,027$15.3M0.01%+58,960+122.7%Added
Cullinan Associates Inc102,800$14.7M0.97%00.0%Unchanged
Principal Financial Group Inc100,951$14.4M0.01%−9,076−8.2%Reduced
Trexquant Investment LP95,754$13.7M0.15%+4,563+5.0%Added
Alliancebernstein L.P.95,631$13.7M0.00%−5,345−5.3%Reduced
Deutsche Bank AG90,975$13.0M0.00%+35,074+62.7%Added
Clearbridge Investments, LLC85,578$12.2M0.01%−14,727−14.7%Reduced
Man Group plc84,956$12.1M0.03%+21,958+34.9%Added
Oberweis Asset Management Inc84,000$12.0M0.52%+11,900+16.5%Added
Algert Global LLC80,898$11.6M0.24%+54,602+207.6%Added
Voloridge Investment Management, LLC80,254$11.5M0.04%−81,254−50.3%Reduced
Royal Bank of Canada79,848$11.4M0.00%+55,443+227.2%Added
Nordea Investment Management AB75,685$10.7M0.01%+774+1.0%Added
Arrowstreet Capital, Limited Partnership72,841$10.4M0.01%+35,785+96.6%Added
Swiss National Bank69,700$9.96M0.01%−1,200−1.7%Reduced
Healthcare of Ontario Pension Plan Trust Fund69,300$9.90M0.02%+15,900+29.8%Added
Federated Hermes, Inc.69,053$9.87M0.02%+216+0.3%Added
Gotham Asset Management, LLC68,591$9.80M0.06%−3,412−4.7%Reduced
California Public Employees Retirement System67,198$9.60M0.01%+1,379+2.1%Added
Vontobel Holding Ltd.65,303$9.33M0.03%+7,000+12.0%Added
Herald Investment Management Ltd65,000$9.28M1.38%00.0%Unchanged
BLI - Banque de Luxembourg Investments65,700$9.26M0.27%−9,800−13.0%Reduced
Clark Capital Management Group, Inc.63,382$9.06M0.06%+34,886+122.4%Added
Edgestream Partners, L.P.60,267$8.61M0.24%+26,804+80.1%Added
Robeco Institutional Asset Management B.V.56,375$8.05M0.01%+9,473+20.2%Added
Squarepoint Ops LLC55,329$7.90M0.02%+30,329+121.3%Added
Alapocas Investment Partners, Inc.51,156$7.31M4.69%−2,089−3.9%Reduced
Citigroup Inc49,584$7.08M0.00%−13,145−21.0%Reduced
FMR LLC49,154$7.02M0.00%−17,369−26.1%Reduced
Susquehanna Fundamental Investments, LLC48,420$6.92M0.19%00.0%Unchanged
Nicholas Company, Inc.47,516$6.79M0.11%−100.0%Reduced
Susquehanna International Group, LLP47,401$6.77M0.01%−473−1.0%Reduced
Norges Bank45,361$6.48M0.00%−22,292−33.0%Reduced
Blair William & Co45,263$6.47M0.02%+2,440+5.7%Added
Asset Management One Co.,Ltd.45,212$6.46M0.02%00.0%Unchanged
Wells Fargo & Company44,711$6.39M0.00%+10,267+29.8%Added
Ameriprise Financial Inc43,120$6.16M0.00%−182,855−80.9%Reduced
Teacher Retirement System of Texas42,493$6.07M0.03%−1,217−2.8%Reduced
Cerity Partners LLC42,324$6.05M0.01%+37,886+853.7%Added
Capital Fund Management S.A.41,962$6.00M0.07%−8,635−17.1%Reduced
Russell Investments Group, Ltd.41,712$5.94M0.01%+14,975+56.0%Added
Tandem Investment Advisors, Inc.41,580$5.94M0.21%+210+0.5%Added
Grandeur Peak Global Advisors, LLC41,365$5.91M0.71%−1,006−2.4%Reduced
MetLife Investment Management40,748$5.82M0.03%−434−1.1%Reduced
Quantbot Technologies LP40,723$5.82M0.15%+5,428+15.4%Added
Manufacturers Life Insurance Company, The40,010$5.72M0.01%−1,900−4.5%Reduced
Summit Creek Advisors LLC39,023$5.58M0.78%−1,741−4.3%Reduced
Davy Global Fund Management Ltd38,139$5.45M0.48%+3,235+9.3%Added
Renaissance Group LLC37,963$5.42M0.21%+8,871+30.5%Added
Janus Henderson Group PLC37,898$5.41M0.00%−6,431−14.5%Reduced