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 TKC 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/TKC"
Use Arkolith to show who owns TKC, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | MORGAN STANLEY | $67.7M | 11.2M | ▲+0.1% Added · +13K sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $35.2M | 5.8M | ▲+15% Added · +753K sh | Q1 2026 | |
| 3 | TWO SIGMA INVESTMENTS, LP | $14.6M | 2.4M | ▲+12% Added · +252K sh | Q1 2026 | |
| 4 | GOLDMAN SACHS GROUP INC | $13.6M | 2.3M | ▼−24% Reduced · −719K sh | Q1 2026 | |
| 5 | MILLENNIUM MANAGEMENT LLC | $11.3M | 1.9M | ▼−44% Reduced · −1.5M sh | Q1 2026 | |
| 6 | AMERICAN CENTURY COMPANIES INC | $10.8M | 1.8M | ▲+26% Added · +366K sh | Q1 2026 | |
| 7 | RENAISSANCE TECHNOLOGIES LLC | $9.9M | 1.6M | ▲+29% Added · +369K sh | Q1 2026 | |
| 8 | Qube Research & Technologies Ltd | $9.8M | 1.6M | ▲+214% Added · +1.1M sh | Q1 2026 | |
| 9 | Point72 Asset Management, L.P. | $6.3M | 1.0M | ▼−25% Reduced · −350K sh | Q1 2026 | |
| 10 | STATE STREET CORP | $6.2M | 1.0M | ▲~0% Added · +392 sh | Q1 2026 | |
| 11 | MARSHALL WACE, LLP | $5.8M | 963K | ▲+496% Added · +801K sh | Q1 2026 | |
| 12 | Creative Planning | $5.6M | 926K | ▲+33% Added · +228K sh | Q1 2026 | |
| 13 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $4.7M | 773K | ▼−49% Reduced · −757K sh | Q1 2026 | |
| 14 | O'SHAUGHNESSY ASSET MANAGEMENT, LLC | $4.4M | 734K | ▲+8.1% Added · +55K sh | Q1 2026 | |
| 15 | BNP PARIBAS FINANCIAL MARKETS | $4.0M | 662K | ▼−25% Reduced · −219K sh | Q1 2026 | |
| 16 | CITADEL ADVISORS LLC | $3.9M | 650K | ▼−41% Reduced · −460K sh | Q1 2026 | |
| 17 | Quantinno Capital Management LP | $3.4M | 567K | ▲12× Added · +518K sh | Q1 2026 | |
| 18 | Jump Financial, LLC | $3.3M | 543K | ▲+397% Added · +433K sh | Q1 2026 | |
| 19 | Vise Technologies, Inc. | $2.7M | 501K | —Held | Q1 2026 | |
| 20 | UBS Group AG | $2.5M | 409K | ▼−45% Reduced · −337K sh | Q1 2026 | |
| 21 | GABELLI FUNDS LLC | $2.4M | 406K | —Held | Q1 2026 | |
| 22 | CITIGROUP INC | $2.1M | 345K | ▼−1.9% Reduced · −7K sh | Q1 2026 | |
| 23 | NORTHERN TRUST CORP | $1.9M | 323K | ▼−11% Reduced · −39K sh | Q1 2026 | |
| 24 | Trexquant Investment LP | $1.9M | 308K | ▼−26% Reduced · −110K sh | Q1 2026 | |
| 25 | STIFEL FINANCIAL CORP | $1.8M | 307K | ▲+36% Added · +81K 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.
No Form 4 insider transactions on file yet.
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 62 funds | $15.1B |
| AMAZON.COM INCAMZN | 62 funds | $11.7B |
| BROADCOM INCAVGO | 62 funds | $7.9B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 62 funds | $4.2B |
| ELI LILLY & COLLY | 62 funds | $4.2B |
| COSTCO WHOLESALE CORPCOST | 62 funds | $3.8B |
| VISA INC-CLASS A SHARESV | 62 funds | $3.8B |
| PALANTIR TECHNOLOGIES INC-APLTR | 62 funds | $1.9B |
| UNITEDHEALTH GROUP INCUNH | 62 funds | $1.8B |
| BANK OF AMERICA CORPBAC | 62 funds | $1.7B |
| ALPHABET INC-CL AGOOGL | 61 funds | $9.9B |
| MICRON TECHNOLOGY INCMU | 61 funds | $4.2B |
Ranked by how many of TKC'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 TKC. 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.