Among active 13F managers last quarter, 2 opened and 4 added, while 3 reduced; the largest holder to move was Citadel Advisors LLC (+95%).
36 tracked 13F filers disclose a position in UCO as of the latest SEC 13F filings, a combined $35.7M 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 | 535K | $17.6M | ▲+95% Added · +261K sh | Q2 2026 | |
| 2 | Quadrature Capital Ltd | 185K | $6.1M | ▲+36% Added · +49K sh | Q2 2026 | |
| 3 | Jump Financial, LLC | 76K | $3.0M | ▲+62% Added · +29K sh | Q1 2026 | |
| 4 | StoneX Group Inc. | 39K | $1.7M | ▲+252% Added · +28K sh | Q2 2026 | |
| 5 | Susquehanna International Group, LLP | 34K | $1.3M | ▲+212% Added · +23K sh | Q1 2026 | |
| 6 | Jane Street Group, LLC | 23K | $922K | ▲Added Added · +23K sh | Q1 2026 | |
| 7 | Quantum Financial Advisors, LLC | 23K | $771K | —Held | Q2 2026 | |
| 8 | Morgan Stanley | 21K | $838K | ▲12× Added · +20K sh | Q1 2026 | |
| 9 | Spire Wealth Management | 18K | $704K | ▼−4.8% Reduced · −900 sh | Q1 2026 | |
| 10 | Simplex Trading, LLC | 15K | $596K | ▲+46% Added · +5K sh | Q1 2026 | |
| 11 | Sig Brokerage, LP | 13K | $515K | ▲+191% Added · +9K sh | Q1 2026 | |
| 12 | HighTower Advisors, LLC | 7K | $294K | ▲New +7K sh | Q1 2026 | |
| 13 | WT Wealth Management | 7K | $242K | —Held | Q2 2026 | |
| 14 | Means Investment Co., Inc. | 7K | $240K | ▼−12% Reduced · −955 sh | Q2 2026 | |
| 15 | Ashton Thomas Private Wealth, LLC | 6K | $203K | ▲New +6K sh | Q2 2026 | |
| 16 | XTX Topco Ltd | 6K | $233K | ▲New +6K sh | Q1 2026 | |
| 17 | Signaturefd, LLC | 2K | $69K | —Held | Q1 2026 | |
| 18 | SHP Wealth Management | 1K | $41K | —Held | Q2 2026 | |
| 19 | Blue Trust, Inc. | 1K | $40K | —Held | Q2 2026 | |
| 20 | Seneschal Advisors, LLC | 1K | $37K | —Held | Q2 2026 | |
| 21 | Group One Trading LLC | 1K | $35K | ▼−96% Reduced · −25K sh | Q2 2026 | |
| 22 | Royal Bank Of Canada | 1K | $39K | ▲+49% Added · +328 sh | Q1 2026 | |
| 23 | Wells Fargo & Company | 733 | $29K | ▲New +733 sh | Q1 2026 | |
| 24 | Farther Finance Advisors, LLC | 640 | $24K | —Held | Q1 2026 | |
| 25 | Rothschild Investment LLC | 400 | $13K | —Held | 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, 2 funds opened a new position in UCO and 4 added to an existing one, while 3 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 |
|---|---|---|
| Nvidia CorpNVDA | 16 funds | $3.4B |
| Amazon.com IncAMZN | 16 funds | $3.3B |
| Microsoft CorpMSFT | 16 funds | $2.0B |
| Advanced Micro DevicesAMD | 16 funds | $1.5B |
| Eli Lilly & CoLLY | 16 funds | $1.5B |
| JPMorgan Chase & CoJPM | 16 funds | $1.1B |
| Abbvie IncABBV | 16 funds | $1.0B |
| Abbott LaboratoriesABT | 16 funds | $891.4M |
| Oracle CorpORCL | 16 funds | $856.8M |
| Gilead Sciences IncGILD | 16 funds | $484.6M |
| Cisco Systems IncCSCO | 16 funds | $429.6M |
| Lockheed Martin CorpLMT | 16 funds | $414.9M |
Ranked by how many of UCO's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in UCO.
| Class | 13F holders | Value held |
|---|---|---|
| VIXYVIX SHT TERM FUT | 40 funds | $34.6M |
| UCOthis pageULTA BLMBG 2017 | 36 funds | $35.7M |
| SCOmc | 30 funds | $36.4M |
| SCOUSDmc | 25 funds | $13.5M |
| UVXYULTRA VIX SHORT | 16 funds | $61.5M |
| GLLULTRASHORT GOLD | 16 funds | $17.5M |
| BOIL1EURULTRA BLOOMBERG | 16 funds | $4.8M |
| ZSLULTRA SHORT SILV | 14 funds | $16.7M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for UCO
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/UCO/capital-change-brief"
Use Arkolith's capital_change_brief for UCO. 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 UCO. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.