14 tracked 13F filers disclose a position in GRDX as of the latest SEC 13F filings, a combined $703K 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 | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | RENAISSANCE TECHNOLOGIES LLC | $371K | 184K | ▲+493% Added · +153K sh | Q1 2026 | |
| 2 | Federation des caisses Desjardins du Quebec | $97K | 48K | ▲New +48K sh | Q1 2026 | |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $67K | 33K | ▲+63% Added · +13K sh | Q1 2026 | |
| 4 | STATE STREET CORP | $47K | 23K | —Held | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $37K | 18K | →First observed position No prior filed position | Q1 2026 | |
| 6 | VANGUARD FIDUCIARY TRUST CO | $33K | 16K | →First observed position No prior filed position | Q1 2026 | |
| 7 | JANE STREET GROUP, LLC | $26K | 13K | ▲New +13K sh | Q1 2026 | |
| 8 | HARBOUR INVESTMENTS, INC. | $16K | 8K | ▲New +8K sh | Q1 2026 | |
| 9 | UBS Group AG | $6K | 3K | ▲+495% Added · +3K sh | Q1 2026 | |
| 10 | Tower Research Capital LLC (TRC) | $3K | 1K | ▲New +1K sh | Q1 2026 | |
| 11 | SBI Securities Co., Ltd. | $145 | 31 | ▼−94% Reduced · −473 sh | Q2 2026 | |
| 12 | CITIGROUP INC | $2 | 1 | ▼−100% Reduced · −2K sh | Q1 2026 | |
| 13 | OSAIC HOLDINGS, INC. | $2 | 1 | —Held | Q1 2026 | |
| 14 | DANSKE BANK A/S | $2 | 1 | —Held | 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, 2 funds opened a new position in GRDX and 1 added to an existing one, while 1 reduced and 0 exited entirely — 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 | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 4 funds | $4.3B |
| APPLE INCAAPL | 4 funds | $3.6B |
| MICROSOFT CORPMSFT | 4 funds | $2.8B |
| AMAZON.COM INCAMZN | 4 funds | $2.6B |
| ROYAL BANK OF CANADARY | 4 funds | $2.2B |
| ALPHABET INC-CL AGOOGL | 4 funds | $2.0B |
| BROADCOM INCAVGO | 4 funds | $1.3B |
| ALPHABET INC-CL CGOOG | 4 funds | $1.2B |
| META PLATFORMS INC-CLASS AMETA | 4 funds | $1.2B |
| TESLA INCTSLA | 4 funds | $926.6M |
| JPMORGAN CHASE & COJPM | 4 funds | $880.9M |
| ELI LILLY & COLLY | 4 funds | $812.6M |
Ranked by how many of GRDX's institutional holders also hold each name, a cross-fund conviction signal.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
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/GRDX/capital-change-brief"
Use Arkolith's capital_change_brief for GRDX. 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 GRDX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.