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 TOUR 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/TOUR"
Use Arkolith to show who owns TOUR, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $228K | 296K | ▼−6.5% Reduced · −21K sh | Q1 2026 | |
| 2 | Lido Advisors, LLC | $10K | 12K | ▼−33% Reduced · −6K 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 8, 2026 | Dunde Yu | Chief Executive Officer, Director | Disposed to issuer (D) | 900K | — |
| Jun 8, 2026 | Dunde Yu | Chief Executive Officer, Director | Grant (A) | 900K | — |
| Mar 24, 2026 | Dunde Yu | Chief Executive Officer, Director | Buy (P) | 2K | $1K |
| Mar 23, 2026 | Chen Anqiang | Financial Controller | Buy (P) | 3K | $2K |
| Mar 23, 2026 | Dunde Yu | Chief Executive Officer, Director | Buy (P) | 27K | $20K |
| Mar 20, 2026 | Chen Anqiang | Financial Controller | Buy (P) | 17K | $12K |
| Mar 20, 2026 | Dunde Yu | Chief Executive Officer, Director | Small acquisition (L) | 9K | $6K |
| Company | Co-held by | Combined value |
|---|---|---|
| META PLATFORMS INC-CLASS AMETA | 25 funds | $19.0B |
| ALPHABET INC-CL AGOOGL | 25 funds | $16.6B |
| ALPHABET INC-CL CGOOG | 25 funds | $16.1B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 25 funds | $10.0B |
| CITIGROUP INCC | 25 funds | $8.5B |
| BANK OF AMERICA CORPBAC | 25 funds | $8.4B |
| AMGEN INCAMGN | 25 funds | $7.4B |
| SLB LTDSLB | 25 funds | $7.3B |
| OCCIDENTAL PETROLEUM CORPOXY | 25 funds | $7.0B |
| STARBUCKS CORPSBUX | 25 funds | $6.5B |
| UNION PACIFIC CORPUNP | 25 funds | $6.1B |
| NIKE INC -CL BNKE | 25 funds | $5.8B |
Ranked by how many of TOUR'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 TOUR. 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.