Among active 13F managers last quarter, 11 opened and 25 added, while 11 reduced; the largest holder to move was Kayne Anderson Rudnick Investment Management LLC (−2.7%). Over the last 180 days, 4 insiders sold and none bought, a net -$5.5M in open-market trades.
The legs disagree, or only one of them leans.
210 tracked 13F filers disclose a position in GCT as of the latest SEC 13F filings, a combined $740.7M 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 | FMR LLC | 4.4M | $140.4M | ▲+2.4% Added · +104K sh | Q2 2026 | |
| 2 | BlackRock, Inc. | 2.2M | $69.1M | ▲+14% Added · +273K sh | Q2 2026 | |
| 3 | Kayne Anderson Rudnick Investment Management LLC | 1.2M | $38.9M | ▼−2.7% Reduced · −35K sh | Q2 2026 | |
| 4 | Geode Capital Management, LLC | 760K | $24.0M | ▲+7.5% Added · +53K sh | Q2 2026 | |
| 5 | Goldman Sachs Group Inc | 629K | $28.6M | ▲+58% Added · +230K sh | Q1 2026 | |
| 6 | State Street Corp | 619K | $19.6M | ▲+7.1% Added · +41K sh | Q2 2026 | |
| 7 | Arrowstreet Capital, Limited Partnership | 610K | $27.7M | ▼−12% Reduced · −87K sh | Q1 2026 | |
| 8 | Nuveen, LLC | 579K | $26.3M | ▲+6.7% Added · +36K sh | Q1 2026 | |
| 9 | Vanguard Portfolio Management LLC | 534K | $16.9M | ▲+0.7% Added · +4K sh | Q2 2026 | |
| 10 | Dimensional Fund Advisors LP | 472K | $21.4M | ▲+252% Added · +338K sh | Q1 2026 | |
| 11 | D. E. Shaw & Co., Inc. | 412K | $18.7M | ▲+6.7% Added · +26K sh | Q1 2026 | |
| 12 | UBS Group AG | 385K | $17.5M | ▲+79% Added · +170K sh | Q1 2026 | |
| 13 | Franklin Templeton Inc | 381K | $17.3M | ▲+27% Added · +80K sh | Q1 2026 | |
| 14 | Morgan Stanley | 324K | $14.7M | ▼−24% Reduced · −101K sh | Q1 2026 | |
| 15 | Oasis Management Co Ltd. | 313K | $9.9M | —Held | Q2 2026 | |
| 16 | Northern Trust Corp | 302K | $13.7M | ▲+2.8% Added · +8K sh | Q1 2026 | |
| 17 | Vanguard Capital Management LLC | 301K | $9.5M | ▲+3.9% Added · +11K sh | Q2 2026 | |
| 18 | JPMorgan Chase & Co | 231K | $9.6M | ▼−26% Reduced · −80K sh | Q1 2026 | |
| 19 | Charles Schwab Investment Management Inc | 207K | $9.4M | ▼−3.4% Reduced · −7K sh | Q1 2026 | |
| 20 | Tieton Capital Management, LLC | 198K | $6.3M | ▲New +198K sh | Q2 2026 | |
| 21 | Algert Global LLC | 172K | $5.4M | ▲+8.4% Added · +13K sh | Q2 2026 | |
| 22 | Los Angeles Capital Management LLC | 167K | $5.3M | ▲+345% Added · +130K sh | Q2 2026 | |
| 23 | Vanguard Fiduciary Trust Co | 167K | $5.3M | ▲+15% Added · +22K sh | Q2 2026 | |
| 24 | Truist Financial Corp | 158K | $7.2M | ▲New +158K sh | Q1 2026 | |
| 25 | Jane Street Group, LLC | 148K | $6.7M | ▲+158% Added · +90K 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. 1 value row is withheld because the reported units disagree with same-security peers; share counts are unchanged.
Last quarter, 11 funds opened a new position in GCT and 25 added to an existing one, while 11 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 | 110 funds | $206.2B |
| Amazon.com IncAMZN | 108 funds | $158.6B |
| Nvidia CorpNVDA | 107 funds | $317.5B |
| Eli Lilly & CoLLY | 107 funds | $65.1B |
| Apple IncAAPL | 106 funds | $229.1B |
| Alphabet Inc-CL AGOOGL | 106 funds | $137.0B |
| Lam Research CorpLRCX | 106 funds | $37.6B |
| JPMorgan Chase & CoJPM | 105 funds | $50.2B |
| Costco Wholesale CorpCOST | 105 funds | $26.9B |
| Alphabet Inc-CL CGOOG | 104 funds | $102.6B |
| Mastercard Inc - AMA | 104 funds | $44.5B |
| Advanced Micro DevicesAMD | 104 funds | $41.9B |
Ranked by how many of GCT's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in GCT.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 13, 2026 | Bernes Marshall | Head of Brand Center, Director | Sell (S) | 10K | $530K |
| Aug 11, 2026 | Wan Xin | Chief Technology Officer | Sell (S) 2 lots, same day | 60K | $3.1M |
| Aug 10, 2026 | Schrock Iman Aj | President | Sell (S) 2 lots, same day | 7K | $347K |
| Aug 10, 2026 | Bernes Marshall | Head of Brand Center, Director | Sell (S) | 5K | $259K |
| Mar 20, 2026 | Ji Xiang Hu Tong Holdings Ltd | Chief Executive Officer, Director, 10% Owner | Sell (S) 3 lots, same day | 32K | $1.3M |
| Mar 19, 2026 | Ji Xiang Hu Tong Holdings Ltd | Chief Executive Officer, Director, 10% Owner | Sell (S) 2 lots, same day | 28K | $1.1M |
| Mar 18, 2026 | Shan Lao Hu Tong Llc | Chief Executive Officer, Director, 10% Owner | Sell (S) 2 lots, same day | 30K | $1.3M |
| Mar 17, 2026 | Shan Lao Hu Tong Llc | Chief Executive Officer, Director, 10% Owner | Sell (S) 3 lots, same day | 30K | $1.3M |
| Mar 16, 2026 | Shan Lao Hu Tong Llc | Chief Executive Officer, Director, 10% Owner | Sell (S) 2 lots, same day | 30K | $1.3M |
| Mar 13, 2026 | Shan Lao Hu Tong Llc | Chief Executive Officer, Director, 10% Owner | Sell (S) 2 lots, same day | 30K | $1.2M |
| Mar 12, 2026 | Shan Lao Hu Tong Llc | Chief Executive Officer, Director, 10% Owner | Sell (S) 2 lots, same day | 30K | $1.3M |
| Mar 11, 2026 | Shan Lao Hu Tong Llc | Chief Executive Officer, Director, 10% Owner | Sell (S) 2 lots, same day | 30K | $1.3M |
One row per insider, day and transaction code; shares and value are summed across the lots. Every lot is on the full insider page and in the filing.
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 | 52 | 27 | – |
Insiders Form 4 open-market | 0 | 4 | -$5.5M |
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 GCT
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/GCT/capital-change-brief"
Use Arkolith's capital_change_brief for GCT. 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 GCT. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.