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/MUSA/capital-change-brief"
Use Arkolith's capital_change_brief for MUSA. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $830.2M | 1.7M | ▲+1.9% Added · +32K sh | Q1 2026 | |
| 2 | FMR LLC | $724.1M | 1.5M | ▼−9.7% Reduced · −157K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $370.9M | 751K | ▲New +751K sh | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $359.8M | 728K | ▲New +728K sh | Q1 2026 | |
| 5 | STATE STREET CORP | $275.0M | 557K | ▼−2.1% Reduced · −12K sh | Q1 2026 | |
| 6 | Boston Partners | $265.4M | 537K | ▲+488% Added · +446K sh | Q1 2026 | |
| 7 | BARCLAYS PLC | $263.0M | 532K | ▲+31% Added · +127K sh | Q1 2026 | |
| 8 | HUNTINGTON NATIONAL BANK | $204.9M | 415K | ▲7k× Added · +415K sh | Q1 2026 | |
| 9 | River Road Asset Management, LLC | $195.5M | 396K | ▼−22% Reduced · −110K sh | Q1 2026 | |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $185.8M | 376K | ▲+3.0% Added · +11K sh | Q1 2026 | |
| 11 | AQR CAPITAL MANAGEMENT LLC | $156.1M | 316K | ▼−38% Reduced · −192K sh | Q1 2026 | |
| 12 | DIMENSIONAL FUND ADVISORS LP | $146.9M | 297K | ▼−1.1% Reduced · −3K sh | Q1 2026 | |
| 13 | Clearbridge Investments, LLC | $133.0M | 269K | ▼−0.3% Reduced · −947 sh | Q1 2026 | |
| 14 | RENAISSANCE TECHNOLOGIES LLC | $114.5M | 232K | ▼−14% Reduced · −38K sh | Q1 2026 | |
| 15 | JPMORGAN CHASE & CO | $106.9M | 215K | ▲+2.6% Added · +5K sh | Q1 2026 | |
| 16 | MORGAN STANLEY | $104.0M | 211K | ▼−34% Reduced · −108K sh | Q1 2026 | |
| 17 | MARSHALL WACE, LLP | $101.0M | 205K | ▲New +205K sh | Q1 2026 | |
| 18 | ALLIANCEBERNSTEIN L.P. | $74.3M | 184K | ▲+19% Added · +29K sh | Q1 2026 | |
| 19 | LONDON CO OF VIRGINIA | $82.8M | 168K | ▼−1.6% Reduced · −3K sh | Q1 2026 | |
| 20 | CITADEL ADVISORS LLC | $80.0M | 162K | ▲+384% Added · +128K sh | Q1 2026 | |
| 21 | Allianz Asset Management GmbH | $79.2M | 160K | ▲+43% Added · +49K sh | Q1 2026 | |
| 22 | RAYMOND JAMES FINANCIAL INC | $77.5M | 157K | ▲+6.5% Added · +10K sh | Q1 2026 | |
| 23 | UBS Group AG | $75.5M | 153K | ▲+53% Added · +53K sh | Q1 2026 | |
| 24 | HighTower Advisors, LLC | $73.9M | 150K | ▲+1.9% Added · +3K sh | Q1 2026 | |
| 25 | Bank of New York Mellon Corp | $73.6M | 149K | ▲+3.4% Added · +5K 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 30, 2026 | Phillips Jeanne Linder | Director | Grant (A) | 48 | $0 |
| Jun 30, 2026 | Taylor Jack T | Director | Grant (A) | 59 | $0 |
| Jun 30, 2026 | MILLER DAVID B | Director | Grant (A) | 48 | $0 |
| Jun 30, 2026 | DEMING CLAIBORNE P | Director | Grant (A) | 57 | $0 |
| Jun 5, 2026 | Landen Diane N | Director | Sell (S) | 3K | $1.6M |
| Jun 5, 2026 | Landen Diane N | Director | Gift (G) | 3K | $0 |
| Jun 1, 2026 | Keyes James W | Director | Sell (S) | 2K | $1.2M |
| May 27, 2026 | Bacon Renee M | SVP, Chief Retail Officer | Sell (S) | 1K | $556K |
| May 26, 2026 | Bacon Renee M | SVP, Chief Retail Officer | Option exercise (M) | 3K | $0 |
| May 26, 2026 | Bacon Renee M | SVP, Chief Retail Officer | Tax withholding (F) | 2K | $841K |
| May 26, 2026 | Bacon Renee M | SVP, Chief Retail Officer | Option exercise (M) | 3K | $0 |
| May 15, 2026 | Emery Keith A. | SVP, Chief Fuels Officer | Option exercise (M) | 500 | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 188 funds | $62.7B |
| NVIDIA CORPNVDA | 187 funds | $92.5B |
| AMAZON.COM INCAMZN | 185 funds | $47.6B |
| META PLATFORMS INC-CLASS AMETA | 184 funds | $28.1B |
| COSTCO WHOLESALE CORPCOST | 184 funds | $11.6B |
| CHEVRON CORPCVX | 183 funds | $9.8B |
| ALPHABET INC-CL CGOOG | 182 funds | $29.6B |
| JPMORGAN CHASE & COJPM | 182 funds | $20.9B |
| VISA INC-CLASS A SHARESV | 182 funds | $13.0B |
| HOME DEPOT INCHD | 182 funds | $8.6B |
| APPLE INCAAPL | 181 funds | $76.2B |
| ELI LILLY & COLLY | 181 funds | $15.8B |
Ranked by how many of MUSA's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
No filings captured for this ticker in the live stream yet.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MUSA. 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.