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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 15 sales; 436 institutions reported holding it in 13F filings for Q2 2026, worth $5.06B in total; no superinvestor holds it.

13F holders, Q1 2025

Institutional positions in Qualys, Inc. as of Mar 31, 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
427
−21 vs. Q4 2024
Shares held
34.9M
−885.6K (−2.5%) vs. Q4 2024
Total value
$4.40B
−$623.9M (−12.4%) vs. Q4 2024
New holders
42
161 more added
Sold out
63
166 more reduced

3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 427 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 heldQ1 2025: $4.40B
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, Q1 2025

Shares, value and share of portfolio for each institution holding Qualys, Inc.; share changes are against Q4 2024.

Institutions holding QLYS in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.5,717,106$720.0M0.02%−141,701−2.4%Reduced
Vanguard Group Inc4,276,304$538.5M0.01%−36,358−0.8%Reduced
State Street Corp1,444,427$181.9M0.01%+5,011+0.3%Added
Geode Capital Management, LLC1,261,119$160.4M0.01%−1,812−0.1%Reduced
Neuberger Berman Group LLC1,105,310$139.2M0.12%−1,093−0.1%Reduced
First Trust Advisors LP1,071,717$135.0M0.12%+151,554+16.5%Added
Boston Trust Walden Corp1,049,813$132.2M0.97%+1900.0%Added
Legal & General Group Plc985,749$124.1M0.03%+31,166+3.3%Added
Morgan Stanley857,929$108.0M0.01%−85,684−9.1%Reduced
Fundsmith LLPSuperinvestorFundsmith718,602$90.5M0.41%+170,593+31.1%Added
AQR Capital Management LLC688,776$85.4M0.09%+338,702+96.8%Added
Dimensional Fund Advisors LP669,315$84.3M0.02%+5,310+0.8%Added
UBS Asset Management Americas Inc643,238$81.0M0.02%+308,635+92.2%Added
CDAM (UK) Ltd611,533$77.0M12.46%−2600.0%Reduced
Northern Trust Corp558,235$70.3M0.01%−12,781−2.2%Reduced
American Capital Management Inc535,691$67.5M2.75%−1,606−0.3%Reduced
Penserra Capital Management LLC499,084$62.8M1.12%+173,512+53.3%Added
JPMorgan Chase & Co491,446$61.9M0.00%−73,099−12.9%Reduced
London Co of Virginia467,975$58.9M0.34%+3,671+0.8%Added
Charles Schwab Investment Management Inc456,857$57.5M0.01%+317+0.1%Added
Mirae Asset Global ETFs Holdings Ltd.449,650$56.6M0.12%+26,074+6.2%Added
Invesco Ltd.415,582$52.3M0.01%+11,481+2.8%Added
Renaissance Technologies LLC382,300$48.1M0.07%+6,200+1.6%Added
Bank of New York Mellon Corp371,741$46.8M0.01%−3,319−0.9%Reduced
Voya Investment Management LLC293,050$36.9M0.04%+9,212+3.2%Added
Bank of America Corp267,934$33.7M0.00%−28,504−9.6%Reduced
Goldman Sachs Group Inc258,498$32.6M0.01%−123,724−32.4%Reduced
Ameriprise Financial Inc225,975$28.5M0.01%−1,335−0.6%Reduced
Qube Research & Technologies Ltd175,594$22.1M0.03%+12,648+7.8%Added
Price T Rowe Associates Inc170,135$21.4M0.00%+1,426+0.8%Added
Fisher Asset Management, LLC169,958$21.4M0.01%−14,021−7.6%Reduced
Voloridge Investment Management, LLC161,508$20.3M0.08%−15,930−9.0%Reduced
Fort Washington Investment Advisors Inc153,820$19.4M0.12%−620−0.4%Reduced
Retirement Systems of Alabama147,535$18.6M0.07%+91,312+162.4%Added
Barclays PLC146,169$18.4M0.01%−35,080−19.4%Reduced
Great West Life Assurance Co145,468$18.3M0.03%+23,193+19.0%Added
Two Sigma Investments, LP140,643$17.7M0.04%+70,942+101.8%Added
Marshall Wace, LLP137,213$17.3M0.02%−115,901−45.8%Reduced
BNP Paribas Arbitrage, SA135,215$17.0M0.01%+70,974+110.5%Added
Envestnet Asset Management Inc127,969$16.1M0.01%−40,046−23.8%Reduced
Norris Perne & French LLP118,296$14.9M1.12%+3,596+3.1%Added
Rhumbline Advisers117,401$14.8M0.01%+1,504+1.3%Added
Canada Pension Plan Investment Board116,200$14.6M0.01%+31,900+37.8%Added
Janney Montgomery Scott LLC114,843$14.5M0.04%+1,372+1.2%Added
Two Sigma Advisers, LP114,500$14.4M0.03%+46,400+68.1%Added
Citadel Advisors LLC110,152$13.9M0.01%+7,479+7.3%Added
Principal Financial Group Inc110,027$13.9M0.01%+1,177+1.1%Added
Nuveen, LLC105,541$13.3M0.00%+105,541New
Cullinan Associates Inc102,800$12.9M0.92%00.0%Unchanged
Alliancebernstein L.P.100,976$12.7M0.00%−582−0.6%Reduced
Clearbridge Investments, LLC100,305$12.6M0.01%−61,459−38.0%Reduced
UBS Group AG94,015$11.8M0.00%−21,164−18.4%Reduced
Trexquant Investment LP91,191$11.5M0.13%+39,214+75.4%Added
Connor, Clark & Lunn Investment Management Ltd.88,212$11.1M0.05%−12,145−12.1%Reduced
Cubist Systematic Strategies, LLC84,926$10.7M0.14%−108,239−56.0%Reduced
Vident Advisory, LLC82,068$10.3M0.15%+28,755+53.9%Added
D. E. Shaw & Co., Inc.79,174$9.97M0.01%+29,702+60.0%Added
BLI - Banque de Luxembourg Investments75,500$9.58M0.29%00.0%Unchanged
Nordea Investment Management AB74,911$9.32M0.01%+951+1.3%Added
Oberweis Asset Management Inc72,100$9.08M0.45%+24,300+50.8%Added
Gotham Asset Management, LLC72,003$9.07M0.08%−4,560−6.0%Reduced
Assenagon Asset Management S.A.71,516$9.01M0.02%−284,183−79.9%Reduced
Swiss National Bank70,900$8.93M0.01%−1,500−2.1%Reduced
Federated Hermes, Inc.68,837$8.67M0.02%+20,833+43.4%Added
Acadian Asset Management LLC68,203$8.58M0.02%−44,577−39.5%Reduced
Norges Bank67,653$8.52M0.00%−32,978−32.8%Reduced
FMR LLC66,523$8.38M0.00%+5,088+8.3%Added
California Public Employees Retirement System65,819$8.29M0.01%+753+1.2%Added
Herald Investment Management Ltd65,000$8.18M1.54%00.0%Unchanged
Granahan Investment Management Inc64,671$8.14M0.41%+17,122+36.0%Added
Man Group plc62,998$7.93M0.02%−14,107−18.3%Reduced
Citigroup Inc62,729$7.90M0.01%+2,482+4.1%Added
Corebridge Financial, Inc.58,358$7.35M0.04%−1,250−2.1%Reduced
Vontobel Holding Ltd.58,303$7.34M0.03%−8,721−13.0%Reduced
Deutsche Bank AG55,901$7.04M0.00%−1,046−1.8%Reduced
Burney Co55,399$6.98M0.25%+34,427+164.2%Added
Point72 Asset Management, L.P.54,091$6.81M0.02%+53,990+53,455.4%Added
Healthcare of Ontario Pension Plan Trust Fund53,400$6.72M0.01%+12,300+29.9%Added
Alapocas Investment Partners, Inc.53,245$6.71M4.10%+53,245New
Capital Fund Management S.A.50,597$6.37M0.08%−12,621−20.0%Reduced
Susquehanna Fundamental Investments, LLC48,420$6.10M0.10%−1,381−2.8%Reduced
American Century Companies Inc48,067$6.05M0.00%−35,067−42.2%Reduced
Susquehanna International Group, LLP47,874$6.03M0.01%+27,487+134.8%Added
Nicholas Company, Inc.47,526$5.98M0.10%+150.0%Added
Robeco Institutional Asset Management B.V.46,902$5.91M0.01%−5,122−9.8%Reduced
Asset Management One Co.,Ltd.45,212$5.69M0.02%+1,983+4.6%Added
Janus Henderson Group PLC44,329$5.64M0.00%+2,098+5.0%Added
Public Sector Pension Investment Board44,218$5.57M0.02%+13,818+45.5%Added
Teacher Retirement System of Texas43,710$5.50M0.02%+26,452+153.3%Added
Van Eck Associates Corp43,345$5.46M0.01%+4,455+11.5%Added
Blair William & Co42,823$5.39M0.02%−17,315−28.8%Reduced
Tudor Investment Corp Et Al42,623$5.37M0.05%+42,623New
Grandeur Peak Global Advisors, LLC42,371$5.34M0.59%−13,592−24.3%Reduced
Manufacturers Life Insurance Company, The41,910$5.28M0.00%−362−0.9%Reduced
Tandem Investment Advisors, Inc.41,370$5.21M0.18%+8,120+24.4%Added
MetLife Investment Management41,182$5.19M0.03%−1,204−2.8%Reduced
Summit Creek Advisors LLC40,764$5.13M0.75%−58−0.1%Reduced
Jane Street Group, LLC38,824$4.89M0.01%+4,575+13.4%Added
Synovus Financial Corp38,662$4.87M0.06%+21,760+128.7%Added
Arrowstreet Capital, Limited Partnership37,056$4.67M0.00%−14,878−28.6%Reduced