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/MAC/capital-change-brief"
Use Arkolith's capital_change_brief for MAC. 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. | $874.3M | 46.3M | ▲+1.7% Added · +778K sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $483.2M | 25.6M | ▲New +25.6M sh | Q1 2026 | |
| 3 | FMR LLC | $454.5M | 24.0M | ▲+22% Added · +4.3M sh | Q1 2026 | |
| 4 | STATE STREET CORP | $279.4M | 14.8M | ▼−0.8% Reduced · −112K sh | Q1 2026 | |
| 5 | Smead Capital Management, Inc. | $229.7M | 12.2M | ▼−13% Reduced · −1.8M sh | Q1 2026 | |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | $216.8M | 11.5M | ▲New +11.5M sh | Q1 2026 | |
| 7 | JPMORGAN CHASE & CO | $146.2M | 7.9M | ▼−42% Reduced · −5.7M sh | Q1 2026 | |
| 8 | CENTERSQUARE INVESTMENT MANAGEMENT LLC | $137.5M | 7.3M | ▲+14% Added · +920K sh | Q1 2026 | |
| 9 | T. Rowe Price Investment Management, Inc. | Withheld | 6.9M | ▲~0% Added · +1K sh | Q1 2026 | |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $129.6M | 6.9M | ▲+3.7% Added · +247K sh | Q1 2026 | |
| 11 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $98.6M | 5.2M | ▲+3.5% Added · +175K sh | Q1 2026 | |
| 12 | NORTHERN TRUST CORP | $84.5M | 4.5M | ▲+1.8% Added · +81K sh | Q1 2026 | |
| 13 | Resolution Capital Ltd | $82.9M | 4.4M | ▲+204% Added · +2.9M sh | Q1 2026 | |
| 14 | DIMENSIONAL FUND ADVISORS LP | $72.7M | 3.8M | ▲+1.7% Added · +65K sh | Q1 2026 | |
| 15 | NORGES BANK | $66.9M | 3.6M | ▲+14% Added · +444K sh | Q4 2025 | |
| 16 | GOLDMAN SACHS GROUP INC | $65.6M | 3.5M | ▲+4.7% Added · +155K sh | Q1 2026 | |
| 17 | AMERIPRISE FINANCIAL INC | $53.4M | 2.9M | ▼−0.8% Reduced · −24K sh | Q1 2026 | |
| 18 | Fisher Asset Management, LLC | $51.2M | 2.7M | ▼−6.5% Reduced · −187K sh | Q1 2026 | |
| 19 | MORGAN STANLEY | $49.3M | 2.6M | ▲+3.6% Added · +90K sh | Q1 2026 | |
| 20 | CITADEL ADVISORS LLC | $49.2M | 2.6M | ▼−41% Reduced · −1.8M sh | Q1 2026 | |
| 21 | FIL Ltd | $47.7M | 2.5M | ▲+19% Added · +399K sh | Q1 2026 | |
| 22 | BANK OF AMERICA CORP /DE/ | $42.3M | 2.2M | ▲+118% Added · +1.2M sh | Q1 2026 | |
| 23 | Bank of New York Mellon Corp | $40.5M | 2.1M | ▼−1.9% Reduced · −42K sh | Q1 2026 | |
| 24 | JANUS HENDERSON GROUP PLC | $40.0M | 2.1M | ▼−6.1% Reduced · −138K sh | Q1 2026 | |
| 25 | UBS Group AG | $34.4M | 1.8M | ▲+21% Added · +320K 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 | HERNANDEZ ENRIQUE JR | Director | Grant (A) | 784 | $0 |
| Jun 30, 2026 | Stephen Andrea M | Director | Grant (A) | 33 | $0 |
| Jun 1, 2026 | Stephen Andrea M | Director | Grant (A) | 7K | $0 |
| Jun 1, 2026 | Murphy Devin Ignatius | Director | Grant (A) | 7K | $0 |
| Jun 1, 2026 | Lowenthal Marianne | Director | Grant (A) | 7K | $0 |
| Jun 1, 2026 | HERNANDEZ ENRIQUE JR | Director | Grant (A) | 7K | $0 |
| Jun 1, 2026 | LAING DIANA | Director | Grant (A) | 7K | $0 |
| Jun 1, 2026 | Hirsch Daniel J. | Director | Grant (A) | 7K | $0 |
| Jun 1, 2026 | Hash Steve | Director | Grant (A) | 10K | $0 |
| Feb 16, 2026 | Zecchini Christopher J | Chief Accounting Officer | Grant (A) | 11K | $0 |
| Feb 16, 2026 | Healey Doug J | Senior EVP, Head of Leasing | Grant (A) | 41K | $0 |
| Feb 16, 2026 | Healey Doug J | Senior EVP, Head of Leasing | Grant (A) | 52K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| JPMORGAN CHASE & COJPM | 82 funds | $13.2B |
| HOME DEPOT INCHD | 82 funds | $4.9B |
| QUALCOMM INCQCOM | 82 funds | $2.4B |
| MICROSOFT CORPMSFT | 81 funds | $41.8B |
| BROADCOM INCAVGO | 81 funds | $22.6B |
| META PLATFORMS INC-CLASS AMETA | 81 funds | $19.1B |
| ELI LILLY & COLLY | 81 funds | $10.6B |
| COSTCO WHOLESALE CORPCOST | 81 funds | $6.8B |
| MERCK & CO. INC.MRK | 81 funds | $5.0B |
| UNITEDHEALTH GROUP INCUNH | 81 funds | $3.8B |
| AT&T INCT | 81 funds | $3.4B |
| VENTAS INCVTR | 81 funds | $2.1B |
Ranked by how many of MAC'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 MAC. 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.