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/MAR/capital-change-brief"
Use Arkolith's capital_change_brief for MAR. 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. | $5.1B | 15.5M | ▼−1.3% Reduced · −197K sh | Q1 2026 | |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | $4.6B | 14.0M | ▲New +14.0M sh | Q1 2026 | |
| 3 | STATE STREET CORP | $3.1B | 9.4M | ▼−0.8% Reduced · −73K sh | Q1 2026 | |
| 4 | FMR LLC | $2.3B | 7.1M | ▲+5.3% Added · +358K sh | Q1 2026 | |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $1.7B | 5.3M | ▲+1.4% Added · +76K sh | Q1 2026 | |
| 6 | MORGAN STANLEY | $1.5B | 4.7M | ▼−2.0% Reduced · −94K sh | Q1 2026 | |
| 7 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | $1.4B | 4.3M | ▼−9.8% Reduced · −466K sh | Q1 2026 | |
| 8 | VANGUARD PORTFOLIO MANAGEMENT LLC | $1.4B | 4.2M | ▲New +4.2M sh | Q1 2026 | |
| 9 | Fundsmith LLP | $1.1B | 3.4M | ▼−15% Reduced · −609K sh | Q1 2026 | |
| 10 | JPMORGAN CHASE & CO | $978.4M | 3.1M | ▼−33% Reduced · −1.5M sh | Q1 2026 | |
| 11 | NORGES BANK | $812.6M | 2.6M | ▲+12% Added · +280K sh | Q4 2025 | |
| 12 | GOLDMAN SACHS GROUP INC | $783.6M | 2.4M | ▲+22% Added · +438K sh | Q1 2026 | |
| 13 | NORTHERN TRUST CORP | $710.0M | 2.2M | ▼−1.5% Reduced · −34K sh | Q1 2026 | |
| 14 | BANK OF AMERICA CORP /DE/ | $617.5M | 1.9M | ▼−8.8% Reduced · −182K sh | Q1 2026 | |
| 15 | CITADEL ADVISORS LLC | $572.8M | 1.8M | ▲+3.1% Added · +52K sh | Q1 2026 | |
| 16 | PRICE T ROWE ASSOCIATES INC /MD/ | $545.3M | 1.7M | ▼−11% Reduced · −212K sh | Q1 2026 | |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $540.3M | 1.7M | ▲+2.0% Added · +33K sh | Q1 2026 | |
| 18 | PARNASSUS INVESTMENTS, LLC | $519.4M | 1.6M | ▲+1.7% Added · +26K sh | Q1 2026 | |
| 19 | Bank of New York Mellon Corp | $465.1M | 1.4M | ▼−3.4% Reduced · −49K sh | Q1 2026 | |
| 20 | DEUTSCHE BANK AG\ | $424.7M | 1.3M | ▲+12% Added · +137K sh | Q1 2026 | |
| 21 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $421.8M | 1.3M | ▼−5.4% Reduced · −74K sh | Q1 2026 | |
| 22 | Legal & General Group Plc | $415.5M | 1.3M | ▼−11% Reduced · −152K sh | Q1 2026 | |
| 23 | VANGUARD FIDUCIARY TRUST CO | $410.7M | 1.3M | ▲New +1.3M sh | Q1 2026 | |
| 24 | FUNDSMITH INVESTMENT SERVICES LTD. | $392.2M | 1.2M | ▼−9.0% Reduced · −119K sh | Q1 2026 | |
| 25 | UBS Group AG | $385.0M | 1.2M | ▼−12% Reduced · −164K 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 | LEWIS AYLWIN B | Director | Grant (A) | 10 | $4K |
| Jun 30, 2026 | Reid Grant | Director | Grant (A) | 39 | $15K |
| Jun 10, 2026 | MARRIOTT J W JR | 10% Owner | Gift (G) | 18K | $0 |
| May 18, 2026 | Roe Peggy | EVP & Chf. Customer Officer | Sell (S) | 3K | $1.1M |
| May 18, 2026 | MARRIOTT J W JR | 10% Owner | Gift (G) | 52 | $0 |
| May 18, 2026 | Harrison Deborah Marriott | Director | Gift (G) | 52 | $0 |
| May 13, 2026 | Mao Yibing | Pres. Greater China | Sell (S) | 5K | $1.7M |
| May 11, 2026 | Hill David Shawn | EVP & Chf. Development Officer | Grant (A) | 87 | $31K |
| May 11, 2026 | Hill David Shawn | EVP & Chf. Development Officer | Grant (A) | 87 | $31K |
| May 11, 2026 | Henderson Frederick A. | Director | Grant (A) | 670 | $0 |
| May 11, 2026 | LEWIS AYLWIN B | Director | Grant (A) | 670 | $0 |
| May 11, 2026 | Goren Isabella D | Director | Grant (A) | 670 | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 452 funds | $315.4B |
| AMAZON.COM INCAMZN | 449 funds | $237.0B |
| ALPHABET INC-CL AGOOGL | 448 funds | $207.1B |
| APPLE INCAAPL | 446 funds | $337.6B |
| META PLATFORMS INC-CLASS AMETA | 446 funds | $127.4B |
| VISA INC-CLASS A SHARESV | 444 funds | $70.8B |
| NVIDIA CORPNVDA | 442 funds | $432.0B |
| JPMORGAN CHASE & COJPM | 438 funds | $83.8B |
| MASTERCARD INC - AMA | 438 funds | $63.0B |
| BROADCOM INCAVGO | 437 funds | $170.3B |
| HOME DEPOT INCHD | 437 funds | $36.9B |
| ALPHABET INC-CL CGOOG | 436 funds | $137.1B |
Ranked by how many of MAR'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 MAR. 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.