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/GM/capital-change-brief"
Use Arkolith's capital_change_brief for GM. 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. | $6.2B | 82.7M | ▼−2.0% Reduced · −1.7M sh | Q1 2026 | |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | $4.4B | 58.7M | ▲New +58.7M sh | Q1 2026 | |
| 3 | STATE STREET CORP | $3.3B | 44.5M | ▼−2.7% Reduced · −1.2M sh | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $2.8B | 37.8M | ▲New +37.8M sh | Q1 2026 | |
| 5 | FRANKLIN RESOURCES INC | $2.7B | 36.0M | ▲+12% Added · +3.9M sh | Q1 2026 | |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | $1.6B | 22.0M | ▼−1.0% Reduced · −218K sh | Q1 2026 | |
| 7 | FMR LLC | $1.1B | 15.1M | ▼−4.8% Reduced · −765K sh | Q1 2026 | |
| 8 | DIMENSIONAL FUND ADVISORS LP | $1.1B | 14.2M | ▲+0.5% Added · +77K sh | Q1 2026 | |
| 9 | AQR CAPITAL MANAGEMENT LLC | $1.0B | 13.9M | ▲+28% Added · +3.0M sh | Q1 2026 | |
| 10 | HARRIS ASSOCIATES L P | $1.0B | 13.5M | ▼−23% Reduced · −4.0M sh | Q1 2026 | |
| 11 | D. E. Shaw & Co., Inc. | $917.7M | 12.3M | ▼−1.4% Reduced · −172K sh | Q1 2026 | |
| 12 | MORGAN STANLEY | $870.5M | 11.7M | ▼−11% Reduced · −1.5M sh | Q1 2026 | |
| 13 | NORGES BANK | $918.7M | 11.3M | ▲+25% Added · +2.3M sh | Q4 2025 | |
| 14 | VIKING GLOBAL INVESTORS LP | $683.7M | 9.2M | ▲+35% Added · +2.4M sh | Q1 2026 | |
| 15 | NORTHERN TRUST CORP | $672.8M | 9.0M | ▼−1.9% Reduced · −174K sh | Q1 2026 | |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $646.9M | 8.7M | ▼−3.5% Reduced · −313K sh | Q1 2026 | |
| 17 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $630.1M | 8.5M | ▲+2.6% Added · +212K sh | Q1 2026 | |
| 18 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $629.0M | 8.4M | ▼−19% Reduced · −1.9M sh | Q1 2026 | |
| 19 | BANK OF AMERICA CORP /DE/ | $621.6M | 8.3M | ▼−3.3% Reduced · −281K sh | Q1 2026 | |
| 20 | Legal & General Group Plc | $580.4M | 7.8M | ▼−8.3% Reduced · −707K sh | Q1 2026 | |
| 21 | Bank of New York Mellon Corp | $546.0M | 7.3M | ▲+30% Added · +1.7M sh | Q1 2026 | |
| 22 | GOLDMAN SACHS GROUP INC | $504.7M | 6.8M | ▲+12% Added · +700K sh | Q1 2026 | |
| 23 | AMERIPRISE FINANCIAL INC | $466.3M | 6.3M | ▼−7.4% Reduced · −499K sh | Q1 2026 | |
| 24 | TWO SIGMA INVESTMENTS, LP | $442.1M | 5.9M | ▲+80% Added · +2.6M sh | Q1 2026 | |
| 25 | Qube Research & Technologies Ltd | $398.3M | 5.3M | ▲+240% Added · +3.8M 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 16, 2026 | Barra Mary T | Chair & CEO, Director | Option exercise (M) | 7K | $284K |
| Jun 16, 2026 | Barra Mary T | Chair & CEO, Director | Sell (S) | 7K | $584K |
| Jun 16, 2026 | Barra Mary T | Chair & CEO, Director | Option exercise (M) | 83K | $4.1M |
| Jun 16, 2026 | Barra Mary T | Chair & CEO, Director | Sell (S) | 83K | $7.1M |
| Jun 16, 2026 | Barra Mary T | Chair & CEO, Director | Option exercise (M) | 9K | $464K |
| Jun 16, 2026 | Barra Mary T | Chair & CEO, Director | Sell (S) | 9K | $757K |
| Jun 16, 2026 | Barra Mary T | Chair & CEO, Director | Option exercise (M) | 7K | $0 |
| Jun 16, 2026 | Barra Mary T | Chair & CEO, Director | Option exercise (M) | 83K | $0 |
| Jun 16, 2026 | Barra Mary T | Chair & CEO, Director | Option exercise (M) | 9K | $0 |
| Jun 9, 2026 | Barra Mary T | Chair & CEO, Director | Option exercise (M) | 21K | $852K |
| Jun 9, 2026 | Barra Mary T | Chair & CEO, Director | Sell (S) | 21K | $1.7M |
| Jun 9, 2026 | Barra Mary T | Chair & CEO, Director | Option exercise (M) | 21K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 447 funds | $290.4B |
| ALPHABET INC-CL AGOOGL | 445 funds | $189.9B |
| AMAZON.COM INCAMZN | 443 funds | $216.9B |
| META PLATFORMS INC-CLASS AMETA | 443 funds | $122.2B |
| NVIDIA CORPNVDA | 442 funds | $407.5B |
| APPLE INCAAPL | 441 funds | $320.5B |
| BROADCOM INCAVGO | 436 funds | $158.7B |
| JPMORGAN CHASE & COJPM | 434 funds | $76.3B |
| ELI LILLY & COLLY | 430 funds | $83.8B |
| VISA INC-CLASS A SHARESV | 430 funds | $68.1B |
| MASTERCARD INC - AMA | 425 funds | $58.4B |
| BANK OF AMERICA CORPBAC | 425 funds | $35.3B |
Ranked by how many of GM'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 GM. 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.