Among active 13F managers last quarter, 1 added and 1 reduced; the largest holder to move was Citadel Advisors LLC (added).
4 tracked 13F filers disclose a position in CIFU as of the latest SEC 13F filings, a combined $4.5M 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 | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Citadel Advisors LLC | 126K | $4.2M | ▲Added Added · +126K sh | Q2 2026 | |
| 2 | Optiver Holding B.V. | 20K | $231K | ▼−34% Reduced · −10K sh | Q1 2026 | |
| 3 | Simplex Trading, LLC | 4K | $42K | ▲New +4K sh | Q1 2026 | |
| 4 | Tower Research Capital LLC (TRC) | 55 | $652 | ▼−94% Reduced · −818 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 added to an existing position in CIFU, while 1 reduced. 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 | Their position there |
|---|---|---|
| Amazon.com IncAMZN | 2 funds | $2.6B |
| Nvidia CorpNVDA | 2 funds | $2.4B |
| Apple IncAAPL | 2 funds | $2.2B |
| Microsoft CorpMSFT | 2 funds | $1.5B |
| Electronic Arts IncEA | 2 funds | $1.2B |
| Warner Bros Discovery IncWBD | 2 funds | $1.2B |
| Eli Lilly & CoLLY | 2 funds | $1.2B |
| Broadcom IncAVGO | 2 funds | $1.2B |
| Alphabet Inc-CL AGOOGL | 2 funds | $1.1B |
| BlackRock IncBLK | 2 funds | $1.1B |
| Advanced Micro DevicesAMD | 2 funds | $935.4M |
| Alphabet Inc-CL CGOOG | 2 funds | $926.0M |
Ranked by how many of CIFU's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in CIFU.
| Class | 13F holders | Value held |
|---|---|---|
| HECAUIE | 36 funds | $130.6M |
| HGROUIE | 24 funds | $13.5M |
| BMNUT-REX 2X LONG BM | 22 funds | $11.0M |
| HEFTUIE | 20 funds | $52.1M |
| CRWUT-REX 2X LONG | 12 funds | $1.9M |
| HELSUIE | 10 funds | $4.5M |
| GLDBIDX ALTERNATIVE | 9 funds | $24.2M |
| CRCDT-REX 2X INVERSE | 8 funds | $1.8M |
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 CIFU
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/CIFU/capital-change-brief"
Use Arkolith's capital_change_brief for CIFU. 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 CIFU. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.