6 tracked 13F filers disclose a position in COYY as of the latest SEC 13F filings, a combined $1.3M 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 | JANE STREET GROUP, LLC | $796K | 186K | ▲Added Added · +186K sh | Q1 2026 | |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $242K | 57K | ▲New +57K sh | Q1 2026 | |
| 3 | CITADEL ADVISORS LLC | $142K | 33K | ▲+65% Added · +13K sh | Q1 2026 | |
| 4 | StoneX Group Inc. | $88K | 21K | ▲New +21K sh | Q1 2026 | |
| 5 | GROUP ONE TRADING LLC | $20K | 5K | ▲New +5K sh | Q1 2026 | |
| 6 | SIMPLEX TRADING, LLC | $6K | 1K | ▼−78% Reduced · −5K 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.
Last quarter, 1 fund opened a new position in COYY and 1 added to an existing one, 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 |
|---|---|---|
| AMAZON.COM INCAMZN | 3 funds | $1.7B |
| MICRON TECHNOLOGY INCMU | 3 funds | $1.6B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 3 funds | $1.4B |
| META PLATFORMS INC-CLASS AMETA | 3 funds | $1.1B |
| BROADCOM INCAVGO | 3 funds | $1.0B |
| MICROSOFT CORPMSFT | 3 funds | $1.0B |
| ALPHABET INC-CL AGOOGL | 3 funds | $834.4M |
| TESLA INCTSLA | 3 funds | $787.2M |
| NORFOLK SOUTHERN CORPNSC | 3 funds | $752.4M |
| JPMORGAN CHASE & COJPM | 3 funds | $734.2M |
| BLACKROCK INCBLK | 3 funds | $679.2M |
| INTUITIVE SURGICAL INCISRG | 3 funds | $625.7M |
Ranked by how many of COYY's institutional holders also hold each name, a cross-fund conviction signal.
No filings captured for this ticker in the live stream yet.
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/COYY/capital-change-brief"
Use Arkolith's capital_change_brief for COYY. 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 COYY. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.