2 tracked 13F filers disclose a position in CBOX as of the latest SEC 13F filings, a combined $1.1B in reported value. 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.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Calamos Advisors LLC | $1.1B | 10.7M | ▲New +10.7M sh | Q2 2026 | |
| 2 | &PARTNERS | $401K | 3K | ▲New +3K sh | Q2 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.
Last quarter, 1 fund opened a new position in CBOX, while 0 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 1 funds | $1.4B |
| APPLE INCAAPL | 1 funds | $1.1B |
| WESTERN DIGITAL CORPWDC 3 11/15/28 | 1 funds | $825.1M |
| MICROSOFT CORPMSFT | 1 funds | $762.8M |
| ALPHABET INC-CL AGOOGL | 1 funds | $721.7M |
| AMAZON.COM INCAMZN | 1 funds | $713.0M |
| BROADCOM INCAVGO | 1 funds | $519.3M |
| META PLATFORMS INC-CLASS AMETA | 1 funds | $370.4M |
| MICRON TECHNOLOGY INCMU | 1 funds | $361.8M |
| ELI LILLY & COLLY | 1 funds | $339.4M |
| ALPHABET INC-CL CGOOG | 1 funds | $320.5M |
| ADVANCED MICRO DEVICESAMD | 1 funds | $314.1M |
Ranked by how many of CBOX's institutional holders also hold each name, a cross-fund conviction signal.
| Class | 13F holders | Value held |
|---|---|---|
| CAIEmc | 152 funds | $495.4M |
| CAIQmc | 55 funds | $113.1M |
| CPSLLADDERED S&P 500 | 31 funds | $56.1M |
| CAGEETF | 31 funds | $19.9M |
| CPSJS&P 500 STRUCTUR | 30 funds | $23.1M |
| CPSMmc | 29 funds | $27.3M |
| CPSDS&P 500 STRUCTU | 28 funds | $26.1M |
| CPNJmc | 28 funds | $10.0M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
No filings captured for this ticker in the live stream yet.
Connected entities for CBOX
This ETF page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/CBOX/capital-change-brief"
Use Arkolith's capital_change_brief for CBOX. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + quarter-over-quarter ownership changes + end-of-day price history + the live filing stream, joined for CBOX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.