The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This stock page is the Follow view. The Build view lets your agent query COOK owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/COOK"
Use Arkolith to show who owns COOK, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | ONTARIO TEACHERS PENSION PLAN BOARD | $14.3M | 494K | ▼−98% Reduced · −24.2M sh | Q1 2026 | |
| 2 | Nantahala Capital Management, LLC | $3.0M | 102K | ▲New +102K sh | Q1 2026 | |
| 3 | STATE STREET CORP | $457K | 16K | ▼−98% Reduced · −771K sh | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $255K | 9K | ▲New +9K sh | Q1 2026 | |
| 5 | VANGUARD FIDUCIARY TRUST CO | $228K | 8K | ▲New +8K sh | Q1 2026 | |
| 6 | GROUP ONE TRADING LLC | $17K | 578 | ▼−99% Reduced · −43K sh | Q1 2026 | |
| 7 | CWM, LLC | $4K | 127 | ▼−93% Reduced · −2K sh | Q1 2026 | |
| 8 | Ameritas Investment Partners, Inc. | $2K | 68 | ▼−98% Reduced · −3K sh | Q1 2026 | |
| 9 | CULLEN/FROST BANKERS, INC. | $1K | 50 | ▲New +50 sh | Q1 2026 | |
| 10 | Sterling Capital Management LLC | $609 | 21 | ▼−99% Reduced · −2K sh | Q1 2026 | |
| 11 | GAMMA Investing LLC | $116 | 4 | ▲New +4 sh | Q1 2026 | |
| 12 | IFP Advisors, Inc | $36 | 61 | ▲+7.0% Added · +4 sh | Q1 2026 | |
| 13 | NISA INVESTMENT ADVISORS, LLC | $29 | 1 | ▲New +1 sh | Q1 2026 | |
| 14 | Arax Advisory Partners | $29 | 10 | ▲New +10 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 9, 2026 | Richman Steven Philip | Director | Grant (A) | 2K | $0 |
| Jun 9, 2026 | Lempres Elizabeth Cahill | Director | Grant (A) | 2K | $0 |
| Jun 9, 2026 | Beck Wendy A. | Director | Grant (A) | 2K | $0 |
| Feb 2, 2026 | Richman Steven Philip | Director | Grant (A) | 17K | $0 |
| Feb 2, 2026 | Alvarez Ralph | Director | Grant (A) | 38K | $0 |
| Dec 1, 2025 | Hord Michael Joseph | Chief Financial Officer | Tax withholding (F) | 5K | $4K |
| Nov 3, 2025 | Richman Steven Philip | Director | Grant (A) | 20K | $0 |
| Nov 3, 2025 | Alvarez Ralph | Director | Grant (A) | 45K | $0 |
| Sep 4, 2025 | HARDY JAMES H JR | President of Apption Labs | Tax withholding (F) | 16K | $22K |
| Sep 2, 2025 | HARDY JAMES H JR | President of Apption Labs | Tax withholding (F) | 90K | $113K |
| Sep 2, 2025 | Hord Michael Joseph | Chief Financial Officer | Tax withholding (F) | 12K | $15K |
| Aug 1, 2025 | Alvarez Ralph | Director | Grant (A) | 25K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| META PLATFORMS INC-CLASS AMETA | 11 funds | $953.6M |
| TESLA INCTSLA | 11 funds | $662.3M |
| COSTCO WHOLESALE CORPCOST | 11 funds | $440.7M |
| MASTERCARD INC - AMA | 11 funds | $404.8M |
| EATON CORP PLCETN | 11 funds | $309.0M |
| BANK OF AMERICA CORPBAC | 11 funds | $298.2M |
| SALESFORCE INCCRM | 11 funds | $239.5M |
| CAPITAL ONE FINANCIAL CORPCOF | 11 funds | $222.4M |
| APPLIED MATERIALS INCAMAT | 11 funds | $214.9M |
| VERIZON COMMUNICATIONS INCVZ | 11 funds | $212.3M |
| TJX COMPANIES INCTJX | 11 funds | $210.1M |
| AT&T INCT | 11 funds | $190.2M |
Ranked by how many of COOK'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 COOK. 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.