Among active 13F managers last quarter, 1 opened and 2 added, while 2 reduced; the largest holder to move was Old Mission Capital LLC (−72%).
14 tracked 13F filers disclose a position in IDX as of the latest SEC 13F filings, a combined $6.5M 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 | Susquehanna International Group, LLP | 116K | $1.6M | ▼−69% Reduced · −254K sh | Q1 2026 | |
| 2 | Stifel Financial Corp | 111K | $1.5M | ▲+5.1% Added · +5K sh | Q1 2026 | |
| 3 | Old Mission Capital LLC | 94K | $1.3M | ▼−72% Reduced · −245K sh | Q1 2026 | |
| 4 | Focus Partners Wealth | 72K | $985K | ▲+0.9% Added · +646 sh | Q1 2026 | |
| 5 | Jane Street Group, LLC | 45K | $616K | ▼−91% Reduced · −432K sh | Q1 2026 | |
| 6 | Citadel Advisors LLC | 31K | $302K | ▼−0.4% Reduced · −112 sh | Q2 2026 | |
| 7 | SBI Securities Co., Ltd. | 5K | $52K | ▲+14% Added · +659 sh | Q2 2026 | |
| 8 | Golden State Wealth Management, LLC | 4K | $44K | —Held | Q2 2026 | |
| 9 | Royal Bank Of Canada | 4K | $55K | ▲+96% Added · +2K sh | Q1 2026 | |
| 10 | Copia Wealth Management | 3K | $30K | ▼−28% Reduced · −1K sh | Q2 2026 | |
| 11 | International Assets Investment Management, LLC | 672 | $7K | ▲+49% Added · +220 sh | Q2 2026 | |
| 12 | Morgan Stanley | 301 | $4K | —Held | Q1 2026 | |
| 13 | Arax Advisory Partners | 24 | $238 | ▲New +24 sh | Q2 2026 | |
| 14 | Central Pacific Bank - Trust Division | 1 | $10 | —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, 1 fund opened a new position in IDX and 2 added to an existing one, while 2 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 |
|---|---|---|
| Ishares Core S&P 500 ETFIVV | 5 funds | $13.6B |
| Nvidia CorpNVDA | 5 funds | $3.2B |
| SS SPDR S&P 500 ETF Trust-USSPY | 5 funds | $1.1B |
| Tesla IncTSLA | 5 funds | $729.4M |
| United Airlines Holdings IncUAL | 5 funds | $596.2M |
| Invesco QQQ Trust Series 1QQQ | 5 funds | $571.2M |
| Vanguard S&P 500 ETFVOO | 5 funds | $542.3M |
| RTX CorpRTX | 5 funds | $420.4M |
| Taiwan Semiconductor-SP ADRTSM | 5 funds | $377.6M |
| Lockheed Martin CorpLMT | 5 funds | $360.5M |
| Ishares Msci South Korea ETFEWY | 5 funds | $337.5M |
| Yum! Brands IncYUM | 5 funds | $337.0M |
Ranked by how many of IDX's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in IDX.
No filings captured for this ticker in the live stream yet.
Connected entities for IDX
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/IDX/capital-change-brief"
Use Arkolith's capital_change_brief for IDX. 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 IDX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.