647 tracked 13F filers disclose a position in LYB as of the latest SEC 13F filings, a combined $15.9B 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. | $2.0B | 25.1M | ▼−29% Reduced · −10.2M sh | Q1 2026 | |
| 2 | DODGE & COX | $1.4B | 16.8M | ▼−0.2% Reduced · −40K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $1.4B | 16.8M | →First observed position No prior filed position | Q1 2026 | |
| 4 | STATE STREET CORP | $1.1B | 13.5M | ▼−0.3% Reduced · −36K sh | Q1 2026 | |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | $966.1M | 12.0M | →First observed position No prior filed position | Q1 2026 | |
| 6 | FMR LLC | $686.2M | 8.5M | ▲+85% Added · +3.9M sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $562.7M | 6.9M | ▲+0.1% Added · +8K sh | Q1 2026 | |
| 8 | MORGAN STANLEY | $537.2M | 6.7M | ▼−26% Reduced · −2.3M sh | Q1 2026 | |
| 9 | AQR CAPITAL MANAGEMENT LLC | $340.4M | 4.2M | ▲+37% Added · +1.1M sh | Q1 2026 | |
| 10 | JPMORGAN CHASE & CO | $300.9M | 3.7M | ▲+215% Added · +2.5M sh | Q1 2026 | |
| 11 | ROYAL BANK OF CANADA | $284.8M | 3.5M | ▲+23% Added · +660K sh | Q1 2026 | |
| 12 | GOLDMAN SACHS GROUP INC | $234.8M | 2.9M | ▲+81% Added · +1.3M sh | Q1 2026 | |
| 13 | Holocene Advisors, LP | $228.4M | 2.8M | ▲New +2.8M sh | Q1 2026 | |
| 14 | UBS Group AG | $227.9M | 2.8M | ▲+98% Added · +1.4M sh | Q1 2026 | |
| 15 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $213.9M | 2.7M | ▼−74% Reduced · −7.4M sh | Q1 2026 | |
| 16 | NORTHERN TRUST CORP | $197.7M | 2.5M | ▲+6.3% Added · +145K sh | Q1 2026 | |
| 17 | MILLENNIUM MANAGEMENT LLC | $187.1M | 2.3M | ▲+144% Added · +1.4M sh | Q1 2026 | |
| 18 | AGF MANAGEMENT LTD | $186.2M | 2.3M | ▲New +2.3M sh | Q1 2026 | |
| 19 | Bank of New York Mellon Corp | $148.9M | 1.8M | ▲+17% Added · +263K sh | Q1 2026 | |
| 20 | Ensign Peak Advisors, Inc | $144.6M | 1.8M | ▲+1.7% Added · +29K sh | Q1 2026 | |
| 21 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $143.3M | 1.8M | ▲+22% Added · +321K sh | Q1 2026 | |
| 22 | BNP PARIBAS FINANCIAL MARKETS | $137.4M | 1.7M | ▲+43% Added · +515K sh | Q1 2026 | |
| 23 | BANK OF AMERICA CORP /DE/ | $124.7M | 1.5M | ▲+47% Added · +493K sh | Q1 2026 | |
| 24 | DIMENSIONAL FUND ADVISORS LP | $123.3M | 1.5M | ▼−17% Reduced · −307K sh | Q1 2026 | |
| 25 | CITADEL ADVISORS LLC | $121.2M | 1.5M | ▲+154% Added · +913K 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, 10 funds opened a new position in LYB and 18 added to an existing one, while 16 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 |
|---|---|---|
| AMAZON.COM INCAMZN | 269 funds | $183.3B |
| META PLATFORMS INC-CLASS AMETA | 267 funds | $103.2B |
| JPMORGAN CHASE & COJPM | 265 funds | $57.5B |
| NVIDIA CORPNVDA | 264 funds | $335.5B |
| MICROSOFT CORPMSFT | 264 funds | $243.7B |
| APPLE INCAAPL | 263 funds | $255.2B |
| BROADCOM INCAVGO | 263 funds | $132.3B |
| ELI LILLY & COLLY | 262 funds | $65.8B |
| VISA INC-CLASS A SHARESV | 262 funds | $52.6B |
| ALPHABET INC-CL CGOOG | 258 funds | $112.7B |
| ALPHABET INC-CL AGOOGL | 257 funds | $150.8B |
| COSTCO WHOLESALE CORPCOST | 256 funds | $36.2B |
Ranked by how many of LYB's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| May 13, 2026 | Kaplan Jeffrey A | EVP, Chief PC, Leg & Corp Ofc | Sell (S) | 10K | $742K |
| Mar 9, 2026 | Blavatnik Len | 10% Owner | Sell (S) | 189K | $12.9M |
| Mar 9, 2026 | Blavatnik Len | 10% Owner | Sell (S) | 177 | $12K |
| Mar 9, 2026 | Blavatnik Len | 10% Owner | Sell (S) | 81K | $5.4M |
| Mar 9, 2026 | Blavatnik Len | 10% Owner | Sell (S) | 251 | $17K |
| Mar 9, 2026 | Blavatnik Len | 10% Owner | Sell (S) | 115K | $7.9M |
| Mar 9, 2026 | Blavatnik Len | 10% Owner | Sell (S) | 414 | $28K |
| Nov 12, 2025 | Foley Kimberly A | EVP, Global O&P and Refining | Buy (P) | 6K | $247K |
| Aug 15, 2025 | Vanacker Peter Z. E. | Chief Executive Officer, Director | Sell (S) | 20K | $1.1M |
| May 5, 2025 | Hanley Michael Sean | Director | Buy (P) | 4K | $200K |
| Mar 12, 2025 | Hanley Michael Sean | Director | Buy (P) | 4K | $270K |
| Dec 13, 2024 | Buchanan Robin W.T. | Director | Buy (P) | 5K | $380K |
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/LYB/capital-change-brief"
Use Arkolith's capital_change_brief for LYB. 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 LYB. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.