Among active 13F managers last quarter, 13 opened and 26 added, while 3 reduced; the largest holder to move was Alyeska Investment Group, L.P. (+54%). Over the last 180 days, 2 insiders bought and 2 insiders sold, a net +$219K in open-market trades.
Funds lean in and no leg opposes.
109 tracked 13F filers disclose a position in CTGO as of the latest SEC 13F filings, a combined $246.6M 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 | State Street Corp | 2.3M | $36.9M | ▲+748% Added · +2.1M sh | Q2 2026 | |
| 2 | BlackRock, Inc. | 2.2M | $34.2M | ▲+63% Added · +839K sh | Q2 2026 | |
| 3 | Alyeska Investment Group, L.P. | 2.1M | $33.6M | ▲+54% Added · +750K sh | Q2 2026 | |
| 4 | Franklin Templeton Inc | 1.3M | $23.7M | ▲+66% Added · +503K sh | Q1 2026 | |
| 5 | Vanguard Capital Management LLC | 1.2M | $19.2M | ▲+77% Added · +529K sh | Q2 2026 | |
| 6 | Van Eck Associates Corp | 819K | $12.9M | ▲+80% Added · +364K sh | Q2 2026 | |
| 7 | Geode Capital Management, LLC | 668K | $10.6M | ▲+15% Added · +85K sh | Q2 2026 | |
| 8 | Barings LLC | 476K | $8.9M | —Held | Q1 2026 | |
| 9 | Ninepoint Partners LP | 362K | $5.7M | —Held | Q2 2026 | |
| 10 | Marshall Wace, LLP | 303K | $5.7M | ▲+89% Added · +142K sh | Q1 2026 | |
| 11 | Federated Hermes, Inc. | 288K | $5.4M | ▲153× Added · +286K sh | Q1 2026 | |
| 12 | Bank Of America Corp | 208K | $3.9M | ▲20× Added · +197K sh | Q1 2026 | |
| 13 | Vanguard Fiduciary Trust Co | 187K | $3.0M | ▲+18% Added · +29K sh | Q2 2026 | |
| 14 | Vanguard Portfolio Management LLC | 181K | $2.9M | ▲+1.9% Added · +3K sh | Q2 2026 | |
| 15 | Northern Trust Corp | 173K | $3.2M | ▲+109% Added · +90K sh | Q1 2026 | |
| 16 | Renaissance Technologies LLC | 135K | $2.5M | ▲+5.0% Added · +6K sh | Q1 2026 | |
| 17 | Millennium Management LLC | 134K | $2.5M | ▲13× Added · +123K sh | Q1 2026 | |
| 18 | Susquehanna International Group, LLP | 133K | $2.5M | ▲+350% Added · +104K sh | Q1 2026 | |
| 19 | Gabelli Funds LLC | 126K | $2.4M | —Held | Q1 2026 | |
| 20 | Morgan Stanley | 114K | $2.1M | ▲+244% Added · +81K sh | Q1 2026 | |
| 21 | UBS Group AG | 112K | $2.1M | ▲+92% Added · +54K sh | Q1 2026 | |
| 22 | Sprott Inc. | 95K | $1.5M | ▲+32% Added · +23K sh | Q2 2026 | |
| 23 | Russell Investments Group, Ltd. | 81K | $1.5M | ▲36× Added · +79K sh | Q1 2026 | |
| 24 | D. E. Shaw & Co., Inc. | 70K | $1.3M | ▲+534% Added · +59K sh | Q1 2026 | |
| 25 | Jane Street Group, LLC | 66K | $1.2M | ▲Added Added · +66K 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, 13 funds opened a new position in CTGO and 26 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 |
|---|---|---|
| Microsoft CorpMSFT | 54 funds | $122.9B |
| Nvidia CorpNVDA | 53 funds | $215.1B |
| Amazon.com IncAMZN | 53 funds | $92.9B |
| Alphabet Inc-CL AGOOGL | 53 funds | $86.5B |
| JPMorgan Chase & CoJPM | 53 funds | $30.0B |
| Chevron CorpCVX | 53 funds | $13.9B |
| Broadcom IncAVGO | 52 funds | $89.3B |
| Meta Platforms Inc-Class AMETA | 52 funds | $55.1B |
| Eli Lilly & CoLLY | 52 funds | $43.5B |
| Tesla IncTSLA | 51 funds | $34.3B |
| Visa Inc-Class A SharesV | 51 funds | $32.7B |
| Apple IncAAPL | 50 funds | $140.9B |
Ranked by how many of CTGO's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in CTGO.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 19, 2026 | Larimer David Gregory | VP Exploration | Sell (S) | 96 | $2K |
| Aug 19, 2026 | Clark Michael Aaron | CFO | Sell (S) | 1K | $27K |
| Jun 25, 2026 | Van Nieuwenhuyse Rick | President & CEO, Director | Buy (P) | 4K | $63K |
| Apr 1, 2026 | Nauman Clynton R. | Director | Buy (P) | 10K | $186K |
| Mar 19, 2026 | Van Nieuwenhuyse Rick | President & CEO, Director | Sell (S) | 22K | $387K |
| Mar 19, 2026 | Larimer David Gregory | VP Exploration | Sell (S) | 3K | $50K |
| Mar 19, 2026 | Clark Michael Aaron | CFO & Secretary | Sell (S) | 10K | $181K |
| Jan 8, 2026 | Van Nieuwenhuyse Rick | President & CEO, Director | Sell (S) | 20K | $510K |
| Jan 8, 2026 | Clark Michael Aaron | CFO & Secretary | Sell (S) | 10K | $263K |
| Aug 18, 2025 | Shortz Richard | Director | Sell (S) | 33K | $699K |
| Aug 18, 2025 | Clark Michael Aaron | CFO & Secretary | Sell (S) | 3K | $61K |
| Jul 10, 2025 | Green Darwin | Director | Sell (S) | 2K | $37K |
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 56 | 13 | – |
Insiders Form 4 open-market | 2 | 2 | +$219K |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
Connected entities for CTGO
This stock 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/CTGO/capital-change-brief"
Use Arkolith's capital_change_brief for CTGO. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for CTGO. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.