QLYS Institutional Ownership
Top institutional (13F) holders of QLYS and activist (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
47
Institutional value
$3.12B
Top holder
BlackRock, Inc.
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Top holders
| Holder | Filed | Value |
|---|---|---|
| BlackRock, Inc.holding company | Aug 7, 2026 | $792.32M |
| Vanguard Portfolio Managementinvestment advisor | Aug 13, 2026 | $370.66M |
| Vanguard Capital Managementinvestment advisor | Aug 13, 2026 | $218.65M |
| STATE STREET CORPORATIONholding company | Sep 22, 2026 | $200.21M |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | Aug 12, 2026 | $193.83M |
| AQR CAPITAL MANAGEMENT LLCinvestment advisor | Aug 14, 2026 | $190.6M |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIPinvestment advisor | Aug 13, 2026 | $135.48M |
| MILLENNIUM MANAGEMENT LLCinvestment advisor | Aug 14, 2026 | $104.86M |
| Dimensional Fund Advisors LPinvestment advisor | Aug 11, 2026 | $98.86M |
| MORGAN STANLEYinvestment advisor | Aug 13, 2026 | $85.34M |
| NORTHERN TRUST CORPinvestment advisor | Aug 13, 2026 | $71.1M |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | Aug 14, 2026 | $70.76M |
| CITADEL ADVISORS LLCinvestment advisor | Sep 1, 2026 | $64.31M |
| Invesco Ltd.holding company | Aug 14, 2026 | $58.17M |
| GOLDMAN SACHS GROUP INCinvestment advisor | Aug 14, 2026 | $54.59M |
| Point72 Asset Management, L.P.investment advisor | Aug 14, 2026 | $39.31M |
| RENAISSANCE TECHNOLOGIES LLCinvestment advisor | Aug 13, 2026 | $39.06M |
| Bank of New York Mellon Corpholding company | Aug 6, 2026 | $39.04M |
| JPMORGAN CHASE & COholding company | Aug 12, 2026 | $37.63M |
| UBS Group AGinvestment advisor | Aug 13, 2026 | $33.58M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisor | Aug 14, 2026 | $24.27M |
| BANK OF AMERICA CORP /DE/investment advisor | Aug 14, 2026 | $21.85M |
| Fundsmith LLPinvestment advisor | May 15, 2026 | $19.86M |
| WELLINGTON MANAGEMENT GROUP LLPinvestment advisor | Aug 14, 2026 | $19.45M |
| JANE STREET GROUP, LLCholding company | Aug 14, 2026 | $17.17M |
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.