The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This stock page is the Follow view. The Build view lets your agent query GPRK owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/GPRK"
Use Arkolith to show who owns GPRK, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Aventail Capital Group, LP | $5.4M | 566K | ▲+33% Added · +139K sh | Q1 2026 | |
| 2 | Point72 Asset Management, L.P. | $4.3M | 455K | ▲+87% Added · +211K sh | Q1 2026 | |
| 3 | Glenorchy Capital Ltd | $1.9M | 202K | ▲+7.7% Added · +14K sh | Q1 2026 | |
| 4 | CITADEL ADVISORS LLC | $1.4M | 152K | ▲+82% Added · +68K sh | Q1 2026 | |
| 5 | Schonfeld Strategic Advisors LLC | $881K | 93K | ▼−18% Reduced · −20K sh | Q1 2026 | |
| 6 | NATIONS FINANCIAL GROUP INC, /IA/ /ADV | $686K | 72K | ▲New +72K sh | Q1 2026 | |
| 7 | Aquatic Capital Management LLC | $670K | 71K | ▲+44% Added · +22K sh | Q1 2026 | |
| 8 | STATE STREET CORP | $565K | 59K | ▲+120% Added · +32K sh | Q1 2026 | |
| 9 | Freestone Capital Holdings, LLC | $511K | 54K | ▼−66% Reduced · −106K sh | Q1 2026 | |
| 10 | Engineers Gate Manager LP | $499K | 53K | ▲New +53K sh | Q1 2026 | |
| 11 | O'SHAUGHNESSY ASSET MANAGEMENT, LLC | $249K | 26K | ▼−46% Reduced · −22K sh | Q1 2026 | |
| 12 | Entropy Technologies, LP | $222K | 23K | ▲+82% Added · +11K sh | Q1 2026 | |
| 13 | EXCHANGE TRADED CONCEPTS, LLC | $218K | 23K | ▼−35% Reduced · −12K sh | Q1 2026 | |
| 14 | Walleye Capital LLC | $159K | 17K | ▲New +17K sh | Q1 2026 | |
| 15 | WINTON GROUP Ltd | $133K | 14K | ▲New +14K sh | Q1 2026 | |
| 16 | BOOTHBAY FUND MANAGEMENT, LLC | $133K | 14K | ▲New +14K sh | Q1 2026 | |
| 17 | GROUP ONE TRADING LLC | $38K | 4K | ▼−63% Reduced · −7K sh | Q1 2026 | |
| 18 | PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | $30K | 3K | ▲+5.0% Added · +151 sh | Q1 2026 | |
| 19 | SBI Securities Co., Ltd. | $3K | 327 | ▼−38% Reduced · −199 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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 24, 2026 | Bayon Felipe | Chief Executive Officer | Grant (A) | 44K | $0 |
| Mar 24, 2026 | Bayon Felipe | Chief Executive Officer | Grant (A) | 200K | — |
| Mar 24, 2026 | Caballero-Uribe Jaime Eduardo | Chief Financial Officer | Grant (A) | 15K | $0 |
| Mar 24, 2026 | Caballero-Uribe Jaime Eduardo | Chief Financial Officer | Grant (A) | 66K | — |
| Mar 24, 2026 | Terrado Rodolfo Martin | Chief Operating Officer | Grant (A) | 15K | $0 |
| Mar 24, 2026 | Terrado Rodolfo Martin | Chief Operating Officer | Grant (A) | 68K | — |
| Mar 24, 2026 | Dalle Fiore Rodrigo Andres | Chief Exploration & Dev. Off. | Grant (A) | 13K | $0 |
| Mar 24, 2026 | Dalle Fiore Rodrigo Andres | Chief Exploration & Dev. Off. | Grant (A) | 57K | — |
| Mar 24, 2026 | Wisky Agustina Susana | Chief People Officer | Grant (A) | 12K | $0 |
| Mar 24, 2026 | Wisky Agustina Susana | Chief People Officer | Grant (A) | 54K | — |
| Company | Co-held by | Combined value |
|---|---|---|
| META PLATFORMS INC-CLASS AMETA | 21 funds | $3.1B |
| BROADCOM INCAVGO | 21 funds | $2.9B |
| PARKER HANNIFIN CORPPH | 21 funds | $1.0B |
| HONEYWELL INTERNATIONAL INCHON | 21 funds | $488.0M |
| LINDE PLCLIN | 21 funds | $389.2M |
| CUMMINS INCCMI | 21 funds | $346.4M |
| NVIDIA CORPNVDA | 20 funds | $8.4B |
| MICROSOFT CORPMSFT | 20 funds | $3.7B |
| ALPHABET INC-CL AGOOGL | 20 funds | $2.7B |
| MICRON TECHNOLOGY INCMU | 20 funds | $2.4B |
| TESLA INCTSLA | 20 funds | $1.9B |
| COSTCO WHOLESALE CORPCOST | 20 funds | $1.3B |
Ranked by how many of GPRK's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for GPRK. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.