QUALYS INC (QLYS)
Institutional ownership reported to the SEC as of Q2 2026, across 32 quarters.
Institutions report 36,874,140 shares against 34,595,001 outstanding. Shares only - option lines are excluded, which is why this can be compared with the company at all. The count comes from the cover page of the company's own most recent report, so it is dated when that was filed rather than at quarter end. Over 100% because an adviser and a sub-adviser can both report the same shares, and both are counted.
Calls and puts are the parts of reported value carried in derivative lines rather than shares, and they point in opposite directions: a manager holding calls is positioned for the security, one holding puts against it - or hedging shares they already own, which is why index funds carry so many. Most sites add the two together and report one figure, which averages away the only interesting part.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| BlackRock, Inc. | $792.3M | 5,762,721 | 0.01% | 8q | +7.5%+$55.3M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | $370.7M | 2,695,941 | 0.02% | 2q | +6.3%+$21.8M |
| VANGUARD CAPITAL MANAGEMENT LLC | $218.7M | 1,590,332 | 0.00% | 2q | HELD |
| STATE STREET CORP | $200.2M | 1,456,158 | 0.01% | 31q | +4.9%+$9.3M |
| Legal & General Group Plc | $197.6M | 1,437,373 | 0.04% | 31q | +39.6%+$56.1M |
| GEODE CAPITAL MANAGEMENT, LLC | $193.8M | 1,409,583 | 0.01% | 31q | +6.7%+$12.2M |
| AQR CAPITAL MANAGEMENT LLC | $190.6M | 1,394,771 | 0.07% | 31q | +34.3%+$48.6M |
| FIRST TRUST ADVISORS LP | $155.5M | 1,130,656 | 0.09% | 31q | +13.5%+$18.5M |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $135.5M | 985,345 | 0.06% | 19q | +18.3%+$21.0M |
| Boston Trust Walden Corp | $135.4M | 984,889 | 1.03% | 22q | -2.5%-$3.5M |
| Penserra Capital Management LLC | $107.3M | 780,069 | 0.82% | 12q | +6.5%+$6.5M |
| MILLENNIUM MANAGEMENT LLC | $104.9M | 762,709 | 0.04% | 21q | +224.0%+$72.5M |
| DIMENSIONAL FUND ADVISORS LP | $98.9M | 719,248 | 0.02% | 31q | -5.7%-$6.0M |
| MORGAN STANLEY | $85.3M | 620,705 | 0.00% | 35q | -4.0%-$3.5M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $76.1M | 553,737 | 0.09% | 9q | +26.3%+$15.8M |
| RWA WEALTH PARTNERS, LLC | $75.4M | 548,756 | 0.72% | 4q | HELD |
| Clark Capital Management Group, Inc. | $74.8M | 543,703 | 0.41% | 7q | +42.9%+$22.4M |
| ACADIAN ASSET MANAGEMENT LLC | $74.5M | 542,279 | 0.09% | 11q | +197.8%+$49.5M |
| Portolan Capital Management, LLC | $72.8M | 529,807 | 2.73% | 3q | +121.7%+$40.0M |
| VOYA INVESTMENT MANAGEMENT LLC | $71.7M | 521,489 | 0.06% | 31q | +75.4%+$30.8M |
| NORTHERN TRUST CORP | $71.1M | 517,147 | 0.01% | 31q | +1.3%+$907.6K |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $70.8M | 514,677 | 0.01% | 31q | +2.4%+$1.7M |
| CITADEL ADVISORS LLC | $64.3M incl. $12.3M options CALL+PUT | 378,139 | 0.01% | 31q | +85.8%+$29.7M |
| LONDON CO OF VIRGINIA | $58.9M | 428,317 | 0.34% | 22q | -8.2%-$5.2M |
| Invesco Ltd. | $58.2M | 423,064 | 0.00% | 31q | +11.1%+$5.8M |
| GOLDMAN SACHS GROUP INC | $54.6M | 397,028 | 0.00% | 31q | +22.5%+$10.0M |
| FORT WASHINGTON INVESTMENT ADVISORS INC /OH/ | $50.7M | 368,865 | 0.25% | 13q | +51.3%+$17.2M |
| Point72 Asset Management, L.P. | $39.3M | 285,895 | 0.04% | new | NEW |
| RENAISSANCE TECHNOLOGIES LLC | $39.1M | 284,100 | 0.05% | 20q | -42.9%-$29.4M |
| Bank of New York Mellon Corp | $39.0M | 283,980 | 0.01% | 31q | -10.8%-$4.7M |
| JPMORGAN CHASE & CO | $37.6M | 291,681 | 0.00% | 31q | -61.7%-$60.5M |
| VANGUARD FIDUCIARY TRUST CO | $34.9M | 253,640 | 0.01% | 2q | +1.3%+$451.1K |
| UBS Group AG | $33.6M | 244,220 | 0.00% | 31q | +25.7%+$6.9M |
| CDAM (UK) Ltd | $30.2M | 219,862 | 7.80% | 26q | -53.1%-$34.3M |
| ENVESTNET ASSET MANAGEMENT INC | $29.3M | 213,213 | 0.01% | 31q | +2.7%+$761.6K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $24.3M incl. $23.7M options CALL+PUT | 3,992 | 0.00% | 31q | -93.1%-$325.5M |
| Retirement Systems of Alabama | $23.9M | 174,089 | 0.07% | 25q | -4.1%-$1.0M |
| CANADA LIFE ASSURANCE Co | $23.9M | 173,779 | 0.04% | 27q | -7.9%-$2.1M |
| PEAK6 LLC | $22.7M CALL | options only | 0.05% | new | OPTIONS |
| BANK OF AMERICA CORP /DE/ | $21.9M | 158,937 | 0.00% | 31q | -23.1%-$6.6M |
| PRINCIPAL FINANCIAL GROUP INC | $20.4M | 148,346 | 0.01% | 31q | +5.7%+$1.1M |
| WELLINGTON MANAGEMENT GROUP LLP | $19.4M | 141,444 | 0.00% | new | NEW |
| BNP PARIBAS FINANCIAL MARKETS | $18.9M | 137,450 | 0.01% | 31q | -34.1%-$9.8M |
| Jupiter Topco LLC | $18.5M | 134,922 | 0.01% | new | FIRST |
| SYSTEMATIC FINANCIAL MANAGEMENT LP | $17.4M | 126,828 | 0.35% | 2q | +11.2%+$1.8M |
| JANE STREET GROUP, LLC | $17.2M CALL+PUT | options only | 0.00% | 14q | OPTIONS |
| Russell Investments Group, Ltd. | $16.4M | 124,779 | 0.01% | 31q | +160.5%+$10.1M |
| Fisher Asset Management, LLC | $15.8M | 114,929 | 0.00% | 17q | -1.1%-$172.3K |
| TUDOR INVESTMENT CORP ET AL | $15.5M incl. $12.0M options CALL | 25,125 | 0.02% | 7q | -90.0%-$139.3M |
| Nuveen, LLC | $15.5M | 112,516 | 0.00% | 6q | +18.4%+$2.4M |
| Tributary Capital Management, LLC | $15.4M | 112,278 | 1.27% | 21q | +8.8%+$1.3M |
| Vontobel Holding Ltd. | $14.8M | 107,542 | 0.05% | 23q | +42.9%+$4.4M |
| RHUMBLINE ADVISERS | $14.7M | 106,980 | 0.01% | 31q | +3.0%+$430.1K |
| CULLINAN ASSOCIATES INC | $14.1M | 102,800 | 1.07% | 11q | HELD |
| Pacer Advisors, Inc. | $13.9M | 100,778 | 0.04% | 24q | -22.3%-$4.0M |
| Vident Advisory, LLC | $13.6M | 98,934 | 0.10% | 12q | +1.7%+$227.0K |
| DEUTSCHE BANK AG\ | $12.7M | 92,118 | 0.00% | 34q | -9.1%-$1.3M |
| WINMILL & CO. INC | $12.2M | 88,641 | 2.70% | 2q | HELD |
| CITIGROUP INC | $11.5M | 83,502 | 0.00% | 31q | +2.4%+$272.0K |
| Creative Planning | $11.4M | 82,808 | 0.01% | 13q | +185.4%+$7.4M |
| California Public Employees Retirement System | $11.3M | 81,973 | 0.01% | 31q | +8.0%+$837.7K |
| SCHRODER INVESTMENT MANAGEMENT GROUP | $10.9M | 84,920 | 0.01% | new | NEW |
| FEDERATED HERMES, INC. | $10.9M | 79,056 | 0.02% | 31q | -56.1%-$13.9M |
| BI Asset Management Fondsmaeglerselskab A/S | $10.9M | 79,003 | 0.09% | 3q | +25.5%+$2.2M |
| Jump Financial, LLC | $10.6M | 76,923 | 0.08% | 2q | +824.6%+$9.4M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | $10.4M | 75,577 | 0.00% | 31q | -81.9%-$46.9M |
| Gotham Asset Management, LLC | $10.4M | 75,514 | 0.02% | 18q | -31.7%-$4.8M |
| Swiss National Bank | $9.8M | 71,600 | 0.01% | 31q | +0.6%+$55.0K |
| VICTORY CAPITAL MANAGEMENT INC | $9.8M | 71,406 | 0.01% | 28q | +7.5%+$680.7K |
| Freestone Grove Partners LP | $9.5M | 68,754 | 0.06% | 2q | +712.1%+$8.3M |
| AMERICAN CENTURY COMPANIES INC | $9.3M | 67,466 | 0.00% | 24q | -1.8%-$166.5K |
| IMC-Chicago, LLC | $9.1M CALL+PUT | options only | 0.00% | 2q | OPTIONS |
| WELLS FARGO & COMPANY/MN | $9.1M | 65,887 | 0.00% | 31q | +34.9%+$2.3M |
| ALLIANCEBERNSTEIN L.P. | $8.8M | 100,557 | 0.00% | 31q | +4.2%+$353.9K |
| NORDEA INVESTMENT MANAGEMENT AB | $8.7M | 62,240 | 0.01% | 27q | -63.0%-$14.8M |
| Quantinno Capital Management LP | $8.3M | 60,042 | 0.01% | 7q | +65.6%+$3.3M |
| Willis Investment Counsel | $7.9M | 57,156 | 0.37% | 21q | +66.0%+$3.1M |
| LPL Financial LLC | $7.7M | 56,343 | 0.00% | 31q | +4.0%+$300.0K |
| NORGES BANK | $7.3M | 53,317 | 0.00% | 8q | -75.7%-$22.8M |
| Robeco Institutional Asset Management B.V. | $7.0M | 50,820 | 0.01% | 34q | -33.7%-$3.5M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | $6.9M | 50,294 | 0.01% | 5q | HELD |
| LGT Fund Management Co Ltd. | $6.6M | 48,100 | 0.28% | 2q | +104.8%+$3.4M |
| RAYMOND JAMES FINANCIAL INC | $6.6M | 47,864 | 0.00% | 7q | +30.3%+$1.5M |
| PRICE T ROWE ASSOCIATES INC /MD/ | $6.6M | 47,705 | 0.00% | 31q | -58.0%-$9.1M |
| IQ EQ FUND MANAGEMENT (IRELAND) Ltd | $6.5M | 47,480 | 0.42% | 25q | +35.1%+$1.7M |
| HERALD INVESTMENT MANAGEMENT Ltd | $6.5M | 47,500 | 0.88% | 31q | -13.6%-$1.0M |
| NICHOLAS COMPANY, INC. | $6.5M | 47,326 | 0.12% | 30q | HELD |
| Corient Private Wealth LP | $6.3M | 45,513 | 0.01% | 5q | +79.6%+$2.8M |
| SEI INVESTMENTS CO | $6.1M | 44,034 | 0.01% | 29q | -6.9%-$448.3K |
| FRANKLIN RESOURCES INC | $5.9M | 43,255 | 0.00% | 22q | +28.2%+$1.3M |
| Park State Asset Management | $5.9M | 43,215 | 5.80% | 6q | -25.6%-$2.0M |
| AMERIPRISE FINANCIAL INC | $5.9M | 43,129 | 0.00% | 31q | -76.6%-$19.4M |
| Taylor Hoffman Capital Management LLC | $5.8M | 42,237 | 1.41% | 8q | +13.4%+$687.6K |
| Universal- Beteiligungs- und Servicegesellschaft mbH | $5.7M | 41,607 | 0.01% | 6q | +32.0%+$1.4M |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | $5.7M | 41,107 | 0.01% | 31q | -2.9%-$166.4K |
| THIRD AVENUE MANAGEMENT LLC | $5.4M | 39,120 | 0.86% | 2q | HELD |
| HighTower Advisors, LLC | $5.3M | 38,408 | 0.01% | 31q | +21.7%+$941.0K |
| MetLife Investment Management, LLC | $5.2M | 37,565 | 0.02% | 32q | +1.9%+$96.1K |
| Cresset Asset Management, LLC | $5.0M | 36,415 | 0.02% | 13q | +968.2%+$4.5M |
| Caisse de depot et placement du Quebec | $5.0M | 36,279 | 0.01% | 8q | +25.5%+$1.0M |
Showing the largest 100 of 444 reported holders. The count of 443 above leaves out 1 position whose reported value failed our price check; it is listed here as filed.
What the insiders did
Open market purchases and sales reported on Form 4 in the last 180 days. Grants, option exercises and shares surrendered to cover tax are left out: they are compensation rather than a decision to buy or sell. Where a broker filled one order in tranches the lines are summed, because it was one decision.
Officers and directors
| Date | Insider | Role | Side | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-30 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 30,000 | $4.0M ×3 |
| 2026-06-01 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 13,200 | $1.5M ×4 |
| 2026-06-29 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 10,000 | $1.3M ×3 |
| 2026-06-26 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 10,000 | $1.2M ×2 |
| 2026-10-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 3,200 | $609.1K ×5 |
| 2026-08-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 3,200 | $604.7K ×5 |
| 2026-09-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 3,200 | $544.2K ×10 |
| 2026-07-14 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 3,200 | $513.6K ×8 |
| 2026-06-15 | Thakar Sumedh S | CEO & PRESIDENT | Sold | 3,200 | $367.4K ×3 |
| 2026-08-03 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sold | 1,627 | $249.0K ×6 |
| 2026-05-19 | POSEY BRUCE K | CHIEF LEGAL OFFICER | Sold | 2,384 | $238.8K ×2 |
| 2026-09-02 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sold | 1,030 | $174.7K ×5 |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q3 2026 | 122 | $184.0M | 981,120 | 25 | 35 | 36 | 0.0% |
| Q2 2026 | 443 | $5.2B | 36,874,140 | 86 | 154 | 147 | 2.0% |
| Q1 2026 | 426 | $3.3B | 37,000,414 | 60 | 184 | 114 | 1.3% |
| Q4 2025 | 452 | $4.9B | 36,679,019 | 53 | 162 | 157 | 0.4% |
| Q3 2025 | 434 | $4.8B | 35,931,823 | 43 | 164 | 150 | 0.5% |
| Q2 2025 | 440 | $5.0B | 35,106,503 | 54 | 170 | 142 | 0.6% |
| Q1 2025 | 433 | $4.5B | 35,239,130 | 38 | 153 | 160 | 0.4% |
| Q4 2024 | 455 | $5.1B | 35,949,136 | 50 | 161 | 154 | 0.5% |
| Q3 2024 | 436 | $4.8B | 36,909,348 | 34 | 150 | 176 | 0.7% |
| Q2 2024 | 467 | $5.4B | 37,585,310 | 60 | 175 | 150 | 0.7% |
| Q1 2024 | 456 | $6.6B | 39,424,603 | 57 | 155 | 170 | 1.4% |
| Q4 2023 | 467 | $7.6B | 38,603,760 | 78 | 139 | 159 | 0.7% |
| Q3 2023 | 410 | $5.5B | 35,792,646 | 49 | 156 | 131 | 0.6% |
| Q2 2023 | 389 | $4.6B | 35,354,257 | 37 | 111 | 158 | 0.5% |
| Q1 2023 | 392 | $4.7B | 35,816,094 | 52 | 131 | 147 | 0.5% |
| Q4 2022 | 395 | $4.0B | 35,210,399 | 44 | 119 | 147 | 0.5% |
| Q3 2022 | 385 | $14.7B | 105,438,330 | 54 | 131 | 134 | 0.2% |
| Q2 2022 | 359 | $13.4B | 105,891,267 | 43 | 129 | 127 | 0.2% |
| Q1 2022 | 355 | $16.2B | 113,621,993 | 38 | 118 | 128 | 0.1% |
| Q4 2021 | 355 | $7.6B | 55,278,608 | 49 | 131 | 97 | 0.3% |
| Q3 2021 | 334 | $6.5B | 58,547,655 | 45 | 107 | 118 | 0.3% |
| Q2 2021 | 324 | $6.5B | 64,056,574 | 41 | 101 | 112 | 0.3% |
| Q1 2021 | 312 | $7.8B | 73,849,932 | 31 | 95 | 126 | 0.4% |
| Q4 2020 | 344 | $10.2B | 83,487,683 | 44 | 110 | 123 | 0.5% |
| Q3 2020 | 322 | $7.7B | 77,888,374 | 27 | 123 | 118 | 0.3% |
| Q2 2020 | 358 | $8.4B | 80,740,867 | 93 | 102 | 125 | 0.4% |
| Q1 2020 | 299 | $9.2B | 106,001,557 | 45 | 117 | 89 | 0.2% |
| Q4 2019 | 296 | $8.7B | 104,289,066 | 48 | 97 | 94 | 0.1% |
| Q3 2019 | 258 | $7.8B | 103,218,785 | 18 | 101 | 80 | 0.1% |
| Q2 2019 | 278 | $8.9B | 102,006,847 | 42 | 85 | 87 | 0.4% |
| Q1 2019 | 262 | $8.6B | 103,166,752 | 29 | 103 | 81 | 0.2% |
| Q4 2018 | 270 | $7.6B | 101,533,459 | 4 | 8 | 4 | 0.2% |
