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 MWYN 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/MWYN"
Use Arkolith to show who owns MWYN, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | GEODE CAPITAL MANAGEMENT, LLC | $29K | 39K | ▲+190% Added · +25K sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $24K | 32K | ▲+8.4% Added · +2K sh | Q1 2026 | |
| 3 | CITADEL ADVISORS LLC | $12K | 16K | ▼−87% Reduced · −107K sh | Q1 2026 | |
| 4 | XTX Topco Ltd | $8K | 10K | ▲New +10K sh | Q1 2026 | |
| 5 | Tower Research Capital LLC (TRC) | $3K | 4K | ▼−6.9% Reduced · −310 sh | Q1 2026 | |
| 6 | UBS Group AG | $2K | 3K | ▲+105% Added · +2K 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 |
|---|---|---|---|---|---|
| Nov 19, 2025 | Wang Fulai | Insider | Sell (S) | 1.8M | $906K |
| Oct 23, 2025 | Zhong Sen | Insider | Sell (S) | 2.8M | $1.5M |
| Oct 23, 2025 | Liang Hong Le | Insider | Sell (S) | 1.8M | $906K |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 2 funds | $3.3B |
| AMAZON.COM INCAMZN | 2 funds | $1.7B |
| MICRON TECHNOLOGY INCMU | 2 funds | $1.6B |
| SS SPDR DOW JONES INDUS AVGDIA | 2 funds | $1.6B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 2 funds | $1.4B |
| APPLE INCAAPL | 2 funds | $1.3B |
| META PLATFORMS INC-CLASS AMETA | 2 funds | $1.1B |
| BROADCOM INCAVGO | 2 funds | $1.0B |
| MICROSOFT CORPMSFT | 2 funds | $981.5M |
| ALPHABET INC-CL AGOOGL | 2 funds | $881.3M |
| TESLA INCTSLA | 2 funds | $801.7M |
| NORFOLK SOUTHERN CORPNSC | 2 funds | $752.5M |
Ranked by how many of MWYN'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 MWYN. 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.