Among active 13F managers last quarter, 3 opened and 9 added, while 5 reduced; the largest holder to move was Yunqi Capital Ltd (−52%). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
50 tracked 13F filers disclose a position in API as of the latest SEC 13F filings, a combined $79.9M 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 | Susquehanna International Group, LLP | 7.5M | $26.5M | —Held | Q1 2026 | |
| 2 | TMT General Partner Ltd | 2.4M | $9.4M | —Held | Q2 2026 | |
| 3 | HHLR Advisors, LTD. | 2.1M | $7.4M | —Held | Q1 2026 | |
| 4 | Allspring Global Investments Holdings, LLC | 1.8M | $7.1M | —Held | Q2 2026 | |
| 5 | Morgan Stanley | 1.1M | $3.8M | ▼−14% Reduced · −180K sh | Q1 2026 | |
| 6 | UBS Group AG | 971K | $3.4M | ▲+529% Added · +816K sh | Q1 2026 | |
| 7 | Yunqi Capital Ltd | 964K | $3.8M | ▼−52% Reduced · −1.0M sh | Q2 2026 | |
| 8 | Arrowstreet Capital, Limited Partnership | 776K | $2.7M | ▲+17% Added · +113K sh | Q1 2026 | |
| 9 | Yiheng Capital Management, L.P. | 726K | $2.6M | ▲+36% Added · +192K sh | Q1 2026 | |
| 10 | Connor, Clark & Lunn Investment Management Ltd. | 509K | $2.0M | ▲+54% Added · +178K sh | Q2 2026 | |
| 11 | Renaissance Technologies LLC | 496K | $1.8M | ▲+31% Added · +118K sh | Q1 2026 | |
| 12 | Dimensional Fund Advisors LP | 389K | $1.4M | ▲+9.4% Added · +34K sh | Q1 2026 | |
| 13 | Peak6 LLC | 213K | $848K | ▼−3.0% Reduced · −7K sh | Q2 2026 | |
| 14 | Sei Investments Co | 212K | $751K | ▼−1.3% Reduced · −3K sh | Q1 2026 | |
| 15 | Citadel Advisors LLC | 159K | $633K | ▲+18% Added · +24K sh | Q2 2026 | |
| 16 | Oasis Management Co Ltd. | 154K | $614K | —Held | Q2 2026 | |
| 17 | XTX Topco Ltd | 148K | $524K | ▲+47% Added · +47K sh | Q1 2026 | |
| 18 | American Century Companies Inc | 133K | $471K | ▲+0.3% Added · +360 sh | Q1 2026 | |
| 19 | State Street Corp | 124K | $494K | ▼−1.5% Reduced · −2K sh | Q2 2026 | |
| 20 | Two Sigma Investments, LP | 119K | $422K | ▼−27% Reduced · −44K sh | Q1 2026 | |
| 21 | Optimus Prime Fund Management Co., Ltd. | 111K | $444K | —Held | Q2 2026 | |
| 22 | JPMorgan Chase & Co | 105K | $364K | ▲+40% Added · +30K sh | Q1 2026 | |
| 23 | Goldman Sachs Group Inc | 101K | $358K | ▲+2.4% Added · +2K sh | Q1 2026 | |
| 24 | D. E. Shaw & Co., Inc. | 94K | $334K | —Held | Q1 2026 | |
| 25 | Police & Firemen's Retirement System of New Jersey | 63K | $252K | ▲+19% Added · +10K sh | 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, 3 funds opened a new position in API and 9 added to an existing one, while 5 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 | 21 funds | $41.8B |
| Alphabet Inc-CL AGOOGL | 21 funds | $21.1B |
| Amazon.com IncAMZN | 20 funds | $25.4B |
| Micron Technology IncMU | 20 funds | $8.8B |
| Lockheed Martin CorpLMT | 20 funds | $3.0B |
| Intel CorpINTC | 20 funds | $2.7B |
| Freeport-McMoran IncFCX | 20 funds | $2.7B |
| Cme Group IncCME | 20 funds | $1.8B |
| Xcel Energy IncXEL | 20 funds | $940.6M |
| Microsoft CorpMSFT | 19 funds | $29.4B |
| Broadcom IncAVGO | 19 funds | $19.5B |
| Alphabet Inc-CL CGOOG | 19 funds | $15.4B |
Ranked by how many of API's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in API.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
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 | 18 | 14 | – |
Insiders Form 4 open-market | 0 | 0 | $0 |
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 API
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/API/capital-change-brief"
Use Arkolith's capital_change_brief for API. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + the live filing stream, joined for API. Filings are public domain, sourced to SEC EDGAR.