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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 14 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
+121.1K (+0.3%) vs. Q1 2025
Total value
$5.01B
+$609.4M (+13.8%) vs. Q1 2025
New holders
58
175 more added
Sold out
46
149 more reduced

2 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: 316 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: 427 institutionsQ2 2025: 437 institutionsQ3 2025: 430 institutionsQ4 2025: 450 institutionsQ1 2026: 423 institutionsQ2 2026: 436 institutions
Value heldQ2 2025: $5.01B
Q1 2021: $3.82BQ2 2021: $3.44BQ3 2021: $3.82BQ4 2021: $4.85BQ1 2022: $4.93BQ2 2022: $4.41BQ3 2022: $4.92BQ4 2022: $3.96BQ1 2023: $4.63BQ2 2023: $4.58BQ3 2023: $5.47BQ4 2023: $7.19BQ1 2024: $6.16BQ2 2024: $5.26BQ3 2024: $4.66BQ4 2024: $5.04BQ1 2025: $4.40BQ2 2025: $5.01BQ3 2025: $4.69BQ4 2025: $4.80BQ1 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$4.80B
Q3 2025430$4.69B
Q2 2025437$5.01B
Q1 2025427$4.40B
Q4 2024451$5.04B
Q3 2024436$4.66B
Q2 2024467$5.26B
Q1 2024453$6.16B
Q4 2023464$7.19B
Q3 2023409$5.47B
Q2 2023386$4.58B
Q1 2023391$4.63B
Q4 2022392$3.96B
Q3 2022395$4.92B
Q2 2022365$4.41B
Q1 2022361$4.93B
Q4 2021360$4.85B
Q3 2021339$3.82B
Q2 2021327$3.44B
Q1 2021316$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
Campbell & CO Investment Adviser LLC19,340$2.76M0.17%+15,822+449.7%Added
Verition Fund Management LLC19,482$2.78M0.02%+4,291+28.2%Added
Synovus Financial Corp19,797$2.83M0.03%−18,865−48.8%Reduced
MML Investors Services, LLC19,885$2.84M0.01%+845+4.4%Added
DekaBank Deutsche Girozentrale20,576$2.90M0.01%00.0%Unchanged
D. E. Shaw & Co., Inc.20,354$2.91M0.00%−58,820−74.3%Reduced
Brevan Howard Capital Management LP20,711$2.96M0.03%+3,153+18.0%Added
Bridge City Capital, LLC20,925$2.99M0.84%−296−1.4%Reduced
New York State Teachers Retirement System21,092$3.01M0.01%00.0%Unchanged
Paralel Advisors LLC21,215$3.03M0.12%+6,167+41.0%Added
Alpine Peaks Capital, LP21,514$3.07M2.71%+1,609+8.1%Added
Amundi21,365$3.08M0.00%+6,844+47.1%Added
EULAV Asset Management21,708$3.10M0.07%+80.0%Added
Martingale Asset Management L P21,726$3.10M0.08%+192+0.9%Added
LPL Financial LLC21,773$3.11M0.00%−14,978−40.8%Reduced
Intech Investment Management LLC21,927$3.13M0.03%−2,061−8.6%Reduced
Livforsakringsbolaget Skandia, Omsesidigt23,350$3.33M0.15%+14,600+166.9%Added
Leuthold Group, LLC23,410$3.34M0.40%−398−1.7%Reduced
Willis Investment Counsel23,611$3.37M0.20%+9,626+68.8%Added
Jump Financial, LLC23,823$3.40M0.04%+23,823New
Raymond James Financial Inc24,534$3.51M0.00%−3,726−13.2%Reduced
Van Hulzen Asset Management, LLC24,657$3.52M0.29%−3,259−11.7%Reduced
Franklin Resources Inc25,782$3.68M0.00%−1,264−4.7%Reduced
Assenagon Asset Management S.A.26,723$3.82M0.01%−44,793−62.6%Reduced
Jane Street Group, LLC28,240$4.03M0.01%−10,584−27.3%Reduced
Victory Capital Management Inc28,660$4.09M0.00%−2,962−9.4%Reduced
Los Angeles Capital Management LLC29,203$4.17M0.02%−452−1.5%Reduced
Fieldview Capital Management, LLC29,615$4.23M0.64%+16,472+125.3%Added
Graham Capital Management, L.P.30,315$4.33M0.13%+11,613+62.1%Added
Granahan Investment Management Inc30,416$4.35M0.18%−34,255−53.0%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)31,223$4.46M0.01%+869+2.9%Added
Taylor Hoffman Capital Management LLC31,322$4.47M1.53%+1,700+5.7%Added
Public Employees Retirement System of Ohio33,567$4.80M0.02%+848+2.6%Added
California State Teachers Retirement System34,055$4.87M0.01%00.0%Unchanged
SEI Investments Co34,955$4.99M0.01%+23,524+205.8%Added
Van Eck Associates Corp36,510$5.22M0.01%−6,835−15.8%Reduced
SG Americas Securities, LLC37,036$5.29M0.02%+26,143+240.0%Added
Janus Henderson Group PLC37,898$5.41M0.00%−6,431−14.5%Reduced
Renaissance Group LLC37,963$5.42M0.21%+8,871+30.5%Added
Davy Global Fund Management Ltd38,139$5.45M0.48%+3,235+9.3%Added
Summit Creek Advisors LLC39,023$5.58M0.78%−1,741−4.3%Reduced
Royal Bank of Canada39,924$5.70M0.00%+15,519+63.6%Added
Manufacturers Life Insurance Company, The40,010$5.72M0.01%−1,900−4.5%Reduced
Quantbot Technologies LP40,723$5.82M0.15%+5,428+15.4%Added
MetLife Investment Management40,748$5.82M0.03%−434−1.1%Reduced
Grandeur Peak Global Advisors, LLC41,365$5.91M0.71%−1,006−2.4%Reduced
Tandem Investment Advisors, Inc.41,580$5.94M0.21%+210+0.5%Added
Russell Investments Group, Ltd.41,712$5.94M0.01%+14,975+56.0%Added
Capital Fund Management S.A.41,962$6.00M0.07%−8,635−17.1%Reduced
Cerity Partners LLC42,324$6.05M0.01%+37,886+853.7%Added
Teacher Retirement System of Texas42,493$6.07M0.03%−1,217−2.8%Reduced
Ameriprise Financial Inc43,120$6.16M0.00%−182,855−80.9%Reduced
Wells Fargo & Company44,711$6.39M0.00%+10,267+29.8%Added
Asset Management One Co.,Ltd.45,212$6.46M0.02%00.0%Unchanged
Blair William & Co45,263$6.47M0.02%+2,440+5.7%Added
Norges Bank45,361$6.48M0.00%−22,292−33.0%Reduced
Susquehanna International Group, LLP47,401$6.77M0.01%−473−1.0%Reduced
Nicholas Company, Inc.47,516$6.79M0.11%−100.0%Reduced
Susquehanna Fundamental Investments, LLC48,420$6.92M0.19%00.0%Unchanged
FMR LLC49,154$7.02M0.00%−17,369−26.1%Reduced
Citigroup Inc49,584$7.08M0.00%−13,145−21.0%Reduced
Alapocas Investment Partners, Inc.51,156$7.31M4.69%−2,089−3.9%Reduced
Squarepoint Ops LLC55,329$7.90M0.02%+30,329+121.3%Added
Robeco Institutional Asset Management B.V.56,375$8.05M0.01%+9,473+20.2%Added
Edgestream Partners, L.P.60,267$8.61M0.24%+26,804+80.1%Added
Clark Capital Management Group, Inc.63,382$9.06M0.06%+34,886+122.4%Added
BLI - Banque de Luxembourg Investments65,700$9.26M0.27%−9,800−13.0%Reduced
Herald Investment Management Ltd65,000$9.28M1.38%00.0%Unchanged
Vontobel Holding Ltd.65,303$9.33M0.03%+7,000+12.0%Added
California Public Employees Retirement System67,198$9.60M0.01%+1,379+2.1%Added
Gotham Asset Management, LLC68,591$9.80M0.06%−3,412−4.7%Reduced
Federated Hermes, Inc.69,053$9.87M0.02%+216+0.3%Added
Healthcare of Ontario Pension Plan Trust Fund69,300$9.90M0.02%+15,900+29.8%Added
Swiss National Bank69,700$9.96M0.01%−1,200−1.7%Reduced
Arrowstreet Capital, Limited Partnership72,841$10.4M0.01%+35,785+96.6%Added
Nordea Investment Management AB75,685$10.7M0.01%+774+1.0%Added
Voloridge Investment Management, LLC80,254$11.5M0.04%−81,254−50.3%Reduced
Algert Global LLC80,898$11.6M0.24%+54,602+207.6%Added
Oberweis Asset Management Inc84,000$12.0M0.52%+11,900+16.5%Added
Man Group plc84,956$12.1M0.03%+21,958+34.9%Added
Clearbridge Investments, LLC85,578$12.2M0.01%−14,727−14.7%Reduced
Deutsche Bank AG90,975$13.0M0.00%+35,074+62.7%Added
Alliancebernstein L.P.95,631$13.7M0.00%−5,345−5.3%Reduced
Trexquant Investment LP95,754$13.7M0.15%+4,563+5.0%Added
Principal Financial Group Inc100,951$14.4M0.01%−9,076−8.2%Reduced
Cullinan Associates Inc102,800$14.7M0.97%00.0%Unchanged
American Century Companies Inc107,027$15.3M0.01%+58,960+122.7%Added
Vident Advisory, LLC107,412$15.3M0.17%+25,344+30.9%Added
Two Sigma Advisers, LP111,600$15.9M0.03%−2,900−2.5%Reduced
UBS Group AG112,896$16.1M0.00%+18,881+20.1%Added
Connor, Clark & Lunn Investment Management Ltd.114,134$16.3M0.06%+25,922+29.4%Added
Norris Perne & French LLP119,013$17.0M1.18%+717+0.6%Added
Rhumbline Advisers120,424$17.2M0.01%+3,023+2.6%Added
Tudor Investment Corp Et Al123,182$17.6M0.13%+80,559+189.0%Added
Qube Research & Technologies Ltd126,846$18.1M0.03%−48,748−27.8%Reduced
Canada Pension Plan Investment Board127,600$18.2M0.02%+11,400+9.8%Added
Nuveen, LLC134,045$19.2M0.01%+28,504+27.0%Added
Cubist Systematic Strategies, LLC134,271$19.2M0.21%+49,345+58.1%Added
Envestnet Asset Management Inc134,955$19.3M0.01%+6,986+5.5%Added
Acadian Asset Management LLC136,835$19.5M0.04%+68,632+100.6%Added