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/POST/capital-change-brief"
Use Arkolith's capital_change_brief for POST. 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. | $393.4M | 4.0M | ▼−5.3% Reduced · −224K sh | Q1 2026 | |
| 2 | DIMENSIONAL FUND ADVISORS LP | $303.7M | 3.1M | ▲+3.9% Added · +115K sh | Q1 2026 | |
| 3 | Route One Investment Company, L.P. | $291.7M | 3.0M | ▼−5.9% Reduced · −186K sh | Q1 2026 | |
| 4 | JPMORGAN CHASE & CO | $259.4M | 2.7M | ▼−10% Reduced · −307K sh | Q1 2026 | |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | $240.4M | 2.4M | ▲New +2.4M sh | Q1 2026 | |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | $185.3M | 1.9M | ▲New +1.9M sh | Q1 2026 | |
| 7 | Holocene Advisors, LP | $174.7M | 1.8M | ▲+53% Added · +609K sh | Q1 2026 | |
| 8 | LONDON CO OF VIRGINIA | $146.0M | 1.5M | ▼−6.9% Reduced · −110K sh | Q1 2026 | |
| 9 | STATE STREET CORP | $140.6M | 1.4M | ▼−4.0% Reduced · −59K sh | Q1 2026 | |
| 10 | TWO SIGMA INVESTMENTS, LP | $137.6M | 1.4M | ▲+92% Added · +666K sh | Q1 2026 | |
| 11 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | $124.9M | 1.3M | ▼−5.5% Reduced · −74K sh | Q1 2026 | |
| 12 | NORGES BANK | $113.7M | 1.1M | ▼−8.2% Reduced · −103K sh | Q4 2025 | |
| 13 | UBS Group AG | $103.2M | 1.0M | ▲+69% Added · +426K sh | Q1 2026 | |
| 14 | FMR LLC | $82.2M | 831K | ▼−9.6% Reduced · −88K sh | Q1 2026 | |
| 15 | DIAMOND HILL CAPITAL MANAGEMENT INC | $80.7M | 816K | ▼−8.6% Reduced · −77K sh | Q1 2026 | |
| 16 | GEODE CAPITAL MANAGEMENT, LLC | $79.8M | 807K | ▼−8.4% Reduced · −74K sh | Q1 2026 | |
| 17 | MORGAN STANLEY | $78.6M | 795K | ▼−13% Reduced · −115K sh | Q1 2026 | |
| 18 | T. Rowe Price Investment Management, Inc. | Withheld | 688K | ▼−8.1% Reduced · −61K sh | Q1 2026 | |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $46.1M | 466K | ▼−6.5% Reduced · −32K sh | Q1 2026 | |
| 20 | Quantinno Capital Management LP | $45.7M | 463K | ▲+41% Added · +135K sh | Q1 2026 | |
| 21 | Fisher Asset Management, LLC | $45.3M | 458K | ▲+89% Added · +216K sh | Q1 2026 | |
| 22 | Point72 Asset Management, L.P. | $42.2M | 427K | ▲+417% Added · +345K sh | Q1 2026 | |
| 23 | Junto Capital Management LP | $40.3M | 408K | ▲New +408K sh | Q1 2026 | |
| 24 | NORTHERN TRUST CORP | $38.4M | 389K | ▼−4.2% Reduced · −17K sh | Q1 2026 | |
| 25 | AQR CAPITAL MANAGEMENT LLC | $34.1M | 350K | ▲+21% Added · +62K 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 |
|---|---|---|---|---|---|
| Jul 2, 2026 | Zadoks Jeff A | Director | Tax withholding (F) | 4K | $323K |
| Jul 2, 2026 | Zadoks Jeff A | Director | Tax withholding (F) | 4K | $352K |
| Jul 2, 2026 | Zadoks Jeff A | Director | Tax withholding (F) | 3K | $231K |
| Jun 30, 2026 | Zadoks Jeff A | Director | Grant (A) | 126 | $11K |
| Jun 30, 2026 | SKARIE DAVID P | Director | Grant (A) | 151 | $13K |
| Jun 30, 2026 | ERB THOMAS C | Director | Grant (A) | 126 | $11K |
| Jun 30, 2026 | CURL GREGORY L | Director | Grant (A) | 126 | $11K |
| Jun 30, 2026 | BURWELL DOROTHY M | Director | Grant (A) | 126 | $11K |
| Jun 30, 2026 | Atkinson Michelle Marie | Director | Grant (A) | 126 | $11K |
| Jun 30, 2026 | KEMPER DAVID W | Director | Grant (A) | 195 | $17K |
| Jun 30, 2026 | JOHNSON JENNIFER KUPERMAN | Director | Grant (A) | 126 | $11K |
| May 29, 2026 | SKARIE DAVID P | Director | Grant (A) | 145 | $13K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 143 funds | $51.2B |
| META PLATFORMS INC-CLASS AMETA | 143 funds | $22.2B |
| AMAZON.COM INCAMZN | 142 funds | $40.5B |
| ALPHABET INC-CL AGOOGL | 141 funds | $33.3B |
| NVIDIA CORPNVDA | 140 funds | $72.8B |
| APPLE INCAAPL | 140 funds | $63.7B |
| BROADCOM INCAVGO | 139 funds | $27.0B |
| TESLA INCTSLA | 139 funds | $14.9B |
| ELI LILLY & COLLY | 139 funds | $13.1B |
| VISA INC-CLASS A SHARESV | 139 funds | $11.3B |
| COSTCO WHOLESALE CORPCOST | 139 funds | $9.1B |
| BANK OF AMERICA CORPBAC | 139 funds | $5.6B |
Ranked by how many of POST'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 POST. 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.