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/LBRDK/capital-change-brief"
Use Arkolith's capital_change_brief for LBRDK. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | EAGLE CAPITAL MANAGEMENT LLC | $337.0M | 6.7M | ▲+5.4% Added · +344K sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $274.9M | 5.5M | ▲+2.9% Added · +153K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $267.8M | 5.3M | ▲New +5.3M sh | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $256.4M | 5.1M | ▲New +5.1M sh | Q1 2026 | |
| 5 | First Pacific Advisors, LP | $233.5M | 4.6M | ▲+74% Added · +2.0M sh | Q1 2026 | |
| 6 | HBK INVESTMENTS L P | $215.7M | 4.3M | ▼−27% Reduced · −1.6M sh | Q1 2026 | |
| 7 | HARRIS ASSOCIATES L P | $202.6M | 4.0M | ▼−2.9% Reduced · −120K sh | Q1 2026 | |
| 8 | NORGES BANK | $180.9M | 3.7M | ▲+167% Added · +2.3M sh | Q4 2025 | |
| 9 | MILLENNIUM MANAGEMENT LLC | $160.3M | 3.2M | ▲+26% Added · +653K sh | Q1 2026 | |
| 10 | Pentwater Capital Management LP | $125.4M | 2.5M | —Held | Q1 2026 | |
| 11 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $122.4M | 2.4M | ▲+26% Added · +510K sh | Q1 2026 | |
| 12 | DIMENSIONAL FUND ADVISORS LP | $118.8M | 2.4M | ▼−11% Reduced · −291K sh | Q1 2026 | |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | $111.6M | 2.2M | ▼−1.3% Reduced · −29K sh | Q1 2026 | |
| 14 | TUDOR INVESTMENT CORP ET AL | $107.4M | 2.1M | ▲+1.3% Added · +28K sh | Q1 2026 | |
| 15 | STATE STREET CORP | $102.6M | 2.0M | ▲+3.6% Added · +72K sh | Q1 2026 | |
| 16 | ARISTEIA CAPITAL, L.L.C. | $95.2M | 1.9M | —Held | Q1 2026 | |
| 17 | MORGAN STANLEY | $91.3M | 1.8M | ▼−7.3% Reduced · −144K sh | Q1 2026 | |
| 18 | Neuberger Berman Group LLC | $75.0M | 1.5M | ▲+27% Added · +319K sh | Q1 2026 | |
| 19 | WHITEBOX ADVISORS LLC | $74.3M | 1.5M | ▲+0.1% Added · +1K sh | Q1 2026 | |
| 20 | Man Group plc | $71.9M | 1.4M | ▲+1.3% Added · +19K sh | Q1 2026 | |
| 21 | AQR Arbitrage LLC | $67.6M | 1.3M | ▲+26% Added · +274K sh | Q1 2026 | |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $62.3M | 1.2M | ▲+8.7% Added · +99K sh | Q1 2026 | |
| 23 | Madison Asset Management, LLC | $59.8M | 1.2M | ▲+0.6% Added · +7K sh | Q1 2026 | |
| 24 | GOLDMAN SACHS GROUP INC | $59.8M | 1.2M | ▲+72% Added · +499K sh | Q1 2026 | |
| 25 | Ruane, Cunniff & Goldfarb L.P. | $58.5M | 1.2M | ▼−37% Reduced · −678K 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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 15, 2026 | Wilm Renee L | Chief Legal/Admin Officer | Sell (S) | 239 | $8K |
| Feb 18, 2026 | WARGO J DAVID | Director | Sell (S) | 18K | $1000K |
| Feb 18, 2026 | WARGO J DAVID | Director | Sell (S) | 7K | $388K |
| Feb 10, 2026 | WARGO J DAVID | Director | Sell (S) | 12K | $708K |
| Feb 10, 2026 | WARGO J DAVID | Director | Sell (S) | 2K | $98K |
| Feb 10, 2026 | WARGO J DAVID | Director | Sell (S) | 530 | $30K |
| Feb 10, 2026 | WARGO J DAVID | Director | Sell (S) | 32K | $1.8M |
| Dec 9, 2025 | Patterson Martin Edward | President and CEO | Option exercise (M) | 414 | $0 |
| Dec 9, 2025 | Patterson Martin Edward | President and CEO | Tax withholding (F) | 204 | $10K |
| Dec 9, 2025 | Patterson Martin Edward | President and CEO | Option exercise (M) | 414 | $0 |
| Dec 9, 2025 | Wilm Renee L | Chief Legal/Admin Officer | Tax withholding (F) | 1K | $59K |
| Dec 9, 2025 | Wilm Renee L | Chief Legal/Admin Officer | Option exercise (M) | 3K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| META PLATFORMS INC-CLASS AMETA | 118 funds | $23.7B |
| AMAZON.COM INCAMZN | 117 funds | $45.9B |
| MICROSOFT CORPMSFT | 116 funds | $54.0B |
| ALPHABET INC-CL AGOOGL | 116 funds | $35.6B |
| NVIDIA CORPNVDA | 115 funds | $70.9B |
| APPLE INCAAPL | 114 funds | $60.6B |
| BROADCOM INCAVGO | 114 funds | $26.8B |
| ALPHABET INC-CL CGOOG | 114 funds | $26.0B |
| NETFLIX INCNFLX | 113 funds | $7.2B |
| BANK OF AMERICA CORPBAC | 113 funds | $5.2B |
| COMCAST CORP-CLASS ACMCSA | 113 funds | $3.7B |
| COSTCO WHOLESALE CORPCOST | 112 funds | $9.0B |
Ranked by how many of LBRDK's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for LBRDK. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.