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 CMDB 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/CMDB"
Use Arkolith to show who owns CMDB, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | DIMENSIONAL FUND ADVISORS LP | $20.2M | 1.3M | ▼−3.7% Reduced · −50K sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $8.3M | 540K | ▲+0.5% Added · +3K sh | Q1 2026 | |
| 3 | AMERIPRISE FINANCIAL INC | $5.8M | 377K | ▲New +377K sh | Q1 2026 | |
| 4 | AMERICAN CENTURY COMPANIES INC | $5.0M | 321K | ▲+17% Added · +47K sh | Q1 2026 | |
| 5 | RENAISSANCE TECHNOLOGIES LLC | $3.2M | 204K | ▲+48% Added · +66K sh | Q1 2026 | |
| 6 | MORGAN STANLEY | $2.5M | 159K | ▼−11% Reduced · −19K sh | Q1 2026 | |
| 7 | STATE STREET CORP | $2.2M | 143K | ▲+0.8% Added · +1K sh | Q1 2026 | |
| 8 | Qube Research & Technologies Ltd | $1.9M | 122K | ▲+3.6% Added · +4K sh | Q1 2026 | |
| 9 | Walleye Capital LLC | $1.8M | 115K | ▲+256% Added · +82K sh | Q1 2026 | |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $1.7M | 107K | ▲+1.2% Added · +1K sh | Q1 2026 | |
| 11 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $1.6M | 102K | ▼−15% Reduced · −18K sh | Q1 2026 | |
| 12 | Nuveen, LLC | $1.6M | 102K | ▼−17% Reduced · −20K sh | Q1 2026 | |
| 13 | Russell Investments Group, Ltd. | $1.5M | 94K | ▲+10% Added · +9K sh | Q1 2026 | |
| 14 | BOOTHBAY FUND MANAGEMENT, LLC | $1.4M | 89K | ▲+35% Added · +23K sh | Q1 2026 | |
| 15 | GOLDMAN SACHS GROUP INC | $1.1M | 74K | ▼−7.0% Reduced · −6K sh | Q1 2026 | |
| 16 | Quantinno Capital Management LP | $961K | 62K | ▲+25% Added · +13K sh | Q1 2026 | |
| 17 | BANK OF AMERICA CORP /DE/ | $928K | 60K | ▲+121% Added · +33K sh | Q1 2026 | |
| 18 | CITADEL ADVISORS LLC | $900K | 58K | ▼−1.9% Reduced · −1K sh | Q1 2026 | |
| 19 | MARSHALL WACE, LLP | $880K | 57K | ▲New +57K sh | Q1 2026 | |
| 20 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $850K | 55K | ▼−4.3% Reduced · −2K sh | Q1 2026 | |
| 21 | VANGUARD GROUP INC | $832K | 54K | ▲+3.1% Added · +2K sh | Q4 2025 | |
| 22 | NORTHERN TRUST CORP | $824K | 53K | ▲+7.7% Added · +4K sh | Q1 2026 | |
| 23 | VANGUARD PORTFOLIO MANAGEMENT LLC | $790K | 51K | ▲New +51K sh | Q1 2026 | |
| 24 | Schonfeld Strategic Advisors LLC | $702K | 45K | ▼−51% Reduced · −47K sh | Q1 2026 | |
| 25 | JANE STREET GROUP, LLC | $687K | 44K | ▲+19% Added · +7K 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 |
|---|---|---|---|---|---|
| Mar 27, 2026 | Eleftheriou Katerina | Director | Buy (P) | 65 | $982 |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 29 funds | $14.6B |
| MICROSOFT CORPMSFT | 29 funds | $7.9B |
| AMAZON.COM INCAMZN | 29 funds | $7.4B |
| BROADCOM INCAVGO | 29 funds | $5.7B |
| ALPHABET INC-CL AGOOGL | 29 funds | $5.4B |
| META PLATFORMS INC-CLASS AMETA | 29 funds | $4.6B |
| ELI LILLY & COLLY | 29 funds | $2.3B |
| EXXON MOBIL CORPXOM | 29 funds | $2.0B |
| COSTCO WHOLESALE CORPCOST | 29 funds | $1.8B |
| VISA INC-CLASS A SHARESV | 29 funds | $1.6B |
| BANK OF AMERICA CORPBAC | 29 funds | $1.1B |
| UNITEDHEALTH GROUP INCUNH | 29 funds | $1.0B |
Ranked by how many of CMDB'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 CMDB. 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.