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 ZKIN 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/ZKIN"
Use Arkolith to show who owns ZKIN, 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 | $36K | 23K | ▼−46% Reduced · −20K sh | Q1 2026 | |
| 2 | OSAIC HOLDINGS, INC. | $440 | 286 | —Held | Q1 2026 | |
| 3 | UBS Group AG | $422 | 274 | ▼−12% Reduced · −36 sh | Q1 2026 | |
| 4 | MORGAN STANLEY | $111 | 72 | —Held | Q1 2026 | |
| 5 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $23 | 15 | —Held | Q1 2026 | |
| 6 | SBI Securities Co., Ltd. | $2 | 1 | —Held | 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.
No Form 4 insider transactions on file yet.
| Class | 13F holders | Value held |
|---|---|---|
| ZKINthis pageSHS NEW | 6 funds | $37K |
| G9892K100Stock | 1 funds | $12 |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 7 funds | $80.5B |
| APPLE INCAAPL | 7 funds | $79.2B |
| MICROSOFT CORPMSFT | 7 funds | $61.4B |
| AMAZON.COM INCAMZN | 7 funds | $46.7B |
| ISHARES CORE S&P 500 ETFIVV | 7 funds | $44.7B |
| ALPHABET INC-CL AGOOGL | 7 funds | $43.8B |
| SS SPDR S&P 500 ETF TRUST-USSPY | 7 funds | $39.4B |
| BROADCOM INCAVGO | 7 funds | $32.9B |
| META PLATFORMS INC-CLASS AMETA | 7 funds | $28.9B |
| ALPHABET INC-CL CGOOG | 7 funds | $27.4B |
| JPMORGAN CHASE & COJPM | 7 funds | $27.2B |
| INVESCO QQQ TRUST SERIES 1QQQ | 7 funds | $19.0B |
Ranked by how many of ZKIN'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 ZKIN. 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.