386 tracked 13F filers disclose a position in QLYS as of the latest SEC 13F filings, a combined $3.3B in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $470.9M | 5.4M | ▼−0.2% Reduced · −13K sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $222.9M | 2.5M | →First observed position No prior filed position | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $139.2M | 1.6M | →First observed position No prior filed position | Q1 2026 | |
| 4 | STATE STREET CORP | $200.2M | 1.5M | ▲+4.8% Added · +67K sh | Q2 2026 | |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $193.8M | 1.4M | ▲+6.7% Added · +89K sh | Q2 2026 | |
| 6 | AQR CAPITAL MANAGEMENT LLC | $90.8M | 1.0M | ▲+64% Added · +405K sh | Q1 2026 | |
| 7 | Legal & General Group Plc | $90.4M | 1.0M | ▼−11% Reduced · −127K sh | Q1 2026 | |
| 8 | Boston Trust Walden Corp | $88.8M | 1.0M | ▼−8.5% Reduced · −94K sh | Q1 2026 | |
| 9 | FIRST TRUST ADVISORS LP | $87.5M | 996K | ▼−27% Reduced · −377K sh | Q1 2026 | |
| 10 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $73.2M | 833K | ▲+127% Added · +466K sh | Q1 2026 | |
| 11 | DIMENSIONAL FUND ADVISORS LP | $67.0M | 763K | ▲+6.4% Added · +46K sh | Q1 2026 | |
| 12 | JPMORGAN CHASE & CO | $66.9M | 761K | ▲+56% Added · +272K sh | Q1 2026 | |
| 13 | MORGAN STANLEY | $56.8M | 646K | ▼−6.5% Reduced · −45K sh | Q1 2026 | |
| 14 | RWA WEALTH PARTNERS, LLC | $75.4M | 549K | ▼~0% Reduced · −4 sh | Q2 2026 | |
| 15 | Clark Capital Management Group, Inc. | $74.8M | 544K | ▲+43% Added · +163K sh | Q2 2026 | |
| 16 | NORTHERN TRUST CORP | $44.9M | 511K | ▼−0.4% Reduced · −2K sh | Q1 2026 | |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $44.1M | 502K | ▲+6.8% Added · +32K sh | Q1 2026 | |
| 18 | RENAISSANCE TECHNOLOGIES LLC | $43.7M | 498K | ▲+3.6% Added · +17K sh | Q1 2026 | |
| 19 | Neuberger Berman Group LLC | $41.3M | 470K | ▼−42% Reduced · −345K sh | Q1 2026 | |
| 20 | LONDON CO OF VIRGINIA | $41.0M | 466K | ▲+20% Added · +77K sh | Q1 2026 | |
| 21 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $38.5M | 439K | ▲+3.7% Added · +16K sh | Q1 2026 | |
| 22 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $36.6M | 417K | ▼−3.3% Reduced · −14K sh | Q1 2026 | |
| 23 | GOLDMAN SACHS GROUP INC | $28.5M | 324K | ▼−5.0% Reduced · −17K sh | Q1 2026 | |
| 24 | Bank of New York Mellon Corp | $28.0M | 318K | ▼−3.6% Reduced · −12K sh | Q1 2026 | |
| 25 | Alyeska Investment Group, L.P. | $26.8M | 305K | ▲New +305K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 3 funds opened a new position in QLYS and 39 added to an existing one, while 14 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 228 funds | $250.8B |
| AMAZON.COM INCAMZN | 220 funds | $184.7B |
| APPLE INCAAPL | 217 funds | $280.7B |
| META PLATFORMS INC-CLASS AMETA | 216 funds | $102.0B |
| NVIDIA CORPNVDA | 215 funds | $363.8B |
| ALPHABET INC-CL AGOOGL | 214 funds | $154.0B |
| JPMORGAN CHASE & COJPM | 209 funds | $58.8B |
| BROADCOM INCAVGO | 208 funds | $146.1B |
| ELI LILLY & COLLY | 208 funds | $74.1B |
| VISA INC-CLASS A SHARESV | 207 funds | $54.3B |
| MICRON TECHNOLOGY INCMU | 206 funds | $38.2B |
| ALPHABET INC-CL CGOOG | 205 funds | $115.4B |
Ranked by how many of QLYS's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 20, 2026 | Pfeiffer Wendy | Director | Sell (S) | 500 | $93K |
| Aug 20, 2026 | POSEY BRUCE K | CHIEF LEGAL OFFICER | Sell (S) | 280 | $52K |
| Aug 20, 2026 | POSEY BRUCE K | CHIEF LEGAL OFFICER | Sell (S) | 96 | $18K |
| Aug 20, 2026 | POSEY BRUCE K | CHIEF LEGAL OFFICER | Sell (S) | 393 | $72K |
| Aug 20, 2026 | POSEY BRUCE K | CHIEF LEGAL OFFICER | Sell (S) | 97 | $18K |
| Aug 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT, Director | Sell (S) | 100 | $19K |
| Aug 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT, Director | Sell (S) | 600 | $114K |
| Aug 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT, Director | Sell (S) | 1K | $246K |
| Aug 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT, Director | Sell (S) | 794 | $149K |
| Aug 14, 2026 | Thakar Sumedh S | CEO & PRESIDENT, Director | Sell (S) | 406 | $76K |
| Aug 3, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell (S) | 100 | $15K |
| Aug 3, 2026 | Kim Joo Mi | CHIEF FINANCIAL OFFICER | Sell (S) | 100 | $15K |
No filings captured for this ticker in the live stream yet.
Connected entities for QLYS
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/QLYS/capital-change-brief"
Use Arkolith's capital_change_brief for QLYS. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for QLYS. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.