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

Q2 2021 vs. Q1 2021

How the institutions holding Qualys, Inc. changed between Q1 2021 and Q2 2021.

All holders in Q2 2021All holders in Q1 2021

13F holders of QLYS: Q1 2021 compared with Q2 2021
MeasureQ1 2021Q2 2021Change
Holders316327+11
Shares36.5M34.2M−2.32M (−6.4%)
Value$3.82B$3.44B−$380.8M (−10.0%)

New holders (45)

Institutions that held Qualys, Inc. at the end of Q2 2021 but not at the end of Q1 2021.

Institutions new to QLYS in Q2 2021
InstitutionSharesValue% of portfolio
Two Sigma Investments, LP104,143$10.5M0.03%
Millennium Management LLC57,691$5.81M0.01%
HRT Financial LP47,452$4.78M0.04%
Squarepoint Ops LLC42,387$4.27M0.03%
Alpine Global Management, LLC30,571$3.08M0.42%
ExodusPoint Capital Management, LP21,333$2.15M0.03%
M&G Investment Management Ltd20,564$2.08M0.01%
Qube Research & Technologies Ltd19,168$1.93M0.02%
Engineers Gate Manager LP16,603$1.67M0.11%
Dynamic Technology Lab Private Ltd15,230$1.53M0.15%
Voloridge Investment Management, LLC14,561$1.47M0.01%
Twinbeech Capital LP12,912$1.30M0.16%
Davide Leone & Partners Investment Co Ltd.12,755$1.28M0.21%
D. E. Shaw & Co., Inc.12,233$1.23M0.00%
Duality Advisers, LP10,729$1.08M0.10%
Jump Financial, LLC10,159$1.02M0.10%
Quantbot Technologies LP8,515$857.0K0.07%
Mirador Capital Partners LP7,318$737.0K0.17%
Fulcrum Asset Management LLP–$625.0K0.26%
Schonfeld Strategic Advisors LLC5,700$574.0K0.01%
Caxton Associates LP4,295$432.0K0.06%
Prudential PLC4,039$407.0K0.00%
Paloma Partners Management Co3,990$401.0K0.01%
Willis Investment Counsel3,893$392.0K0.02%
Marino, Stram & Associates LLC3,730$376.0K0.10%
Tributary Capital Management, LLC3,548$357.0K0.03%
Pathstone Family Office, LLC3,369$339.0K0.01%
Capula Management Ltd3,145$317.0K0.06%
Vident Investment Advisory, LLC2,834$285.0K0.01%
Gsa Capital Partners LLP2,649$267.0K0.03%
Spears Abacus Advisors LLC2,584$260.0K0.02%
Virtu Financial LLC2,470$249.0K0.02%
Teza Capital Management LLC2,170$218.0K0.04%
Pearl River Capital, LLC2,060$207.0K0.06%
Amundi1,764$178.0K0.00%
FORA Capital, LLC1,325$133.0K0.02%
Belpointe Asset Management LLC1,266$127.0K0.01%
Dark Forest Capital Management LP1,163$117.0K0.05%
SRS Capital Advisors, Inc.310$31.0K0.00%
Sageworth Trust Co140$14.0K0.00%
Cutler Group LP105$10.0K0.00%
TCI Wealth Advisors, Inc.69$7.00K0.00%
Strategic Blueprint, LLC58$6.00K0.00%
Concord Wealth Partners57$6.00K0.00%
First Manhattan Co38$3.00K0.00%

Sold out (34)

Institutions that held Qualys, Inc. at the end of Q1 2021 and filed for Q2 2021 without it.