79 tracked 13F filers disclose a position in GPRK as of the latest SEC 13F filings, a combined $150.7M 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 | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | RENAISSANCE TECHNOLOGIES LLC | $31.4M | 3.3M | ▲+21% Added · +578K sh | Q1 2026 | |
| 2 | Fourth Sail Capital LP | $17.5M | 1.9M | ▼−13% Reduced · −299K sh | Q2 2026 | |
| 3 | UBS Group AG | $9.5M | 1.0M | ▲+1.6% Added · +15K sh | Q1 2026 | |
| 4 | TWO SIGMA INVESTMENTS, LP | $8.6M | 906K | ▲+669% Added · +788K sh | Q1 2026 | |
| 5 | VR Advisory Services Ltd | $7.1M | 742K | ▼−33% Reduced · −363K sh | Q1 2026 | |
| 6 | BlackRock, Inc. | $6.0M | 631K | ▼−30% Reduced · −264K sh | Q1 2026 | |
| 7 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $5.7M | 601K | ▲Added Added · +601K sh | Q1 2026 | |
| 8 | Aventail Capital Group, LP | $5.4M | 566K | ▲+33% Added · +139K sh | Q1 2026 | |
| 9 | Point72 Asset Management, L.P. | $4.3M | 455K | ▲+87% Added · +211K sh | Q1 2026 | |
| 10 | Sycale Advisors | $4.1M | 455K | ▲+34% Added · +116K sh | Q2 2026 | |
| 11 | D. E. Shaw & Co., Inc. | $3.5M | 372K | ▲+149% Added · +223K sh | Q1 2026 | |
| 12 | MARSHALL WACE, LLP | $3.5M | 366K | ▲+79% Added · +161K sh | Q1 2026 | |
| 13 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $3.2M | 338K | ▼−4.9% Reduced · −18K sh | Q1 2026 | |
| 14 | Jump Financial, LLC | $3.1M | 327K | ▲+226% Added · +227K sh | Q1 2026 | |
| 15 | US BANCORP \DE\ | $2.4M | 255K | —Held | Q1 2026 | |
| 16 | JPMORGAN CHASE & CO | $2.4M | 245K | ▲New +245K sh | Q1 2026 | |
| 17 | FLAX POND CAPITAL, LLC | $2.2M | 242K | ▼−31% Reduced · −111K sh | Q2 2026 | |
| 18 | Armstrong, Fleming & Moore, Inc | $2.2M | 237K | ▲+2.7% Added · +6K sh | Q2 2026 | |
| 19 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $2.1M | 220K | —Held | Q1 2026 | |
| 20 | Glenorchy Capital Ltd | $1.9M | 206K | ▲+2.0% Added · +4K sh | Q2 2026 | |
| 21 | Apollon Wealth Management, LLC | $1.9M | 201K | —Held | Q1 2026 | |
| 22 | GOLDMAN SACHS GROUP INC | $1.7M | 175K | ▲+415% Added · +141K sh | Q1 2026 | |
| 23 | JANE STREET GROUP, LLC | $1.6M | 165K | ▲+92% Added · +79K sh | Q1 2026 | |
| 24 | CITADEL ADVISORS LLC | $1.4M | 152K | ▲+82% Added · +68K sh | Q1 2026 | |
| 25 | XTX Topco Ltd | $1.4M | 151K | ▲+307% Added · +114K 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.
Last quarter, 11 funds opened a new position in GPRK and 23 added to an existing one, while 13 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 |
|---|---|---|
| MICROSOFT CORPMSFT | 42 funds | $37.9B |
| META PLATFORMS INC-CLASS AMETA | 40 funds | $15.3B |
| NVIDIA CORPNVDA | 39 funds | $51.6B |
| AMAZON.COM INCAMZN | 39 funds | $29.2B |
| MICRON TECHNOLOGY INCMU | 39 funds | $10.3B |
| ALPHABET INC-CL AGOOGL | 37 funds | $24.3B |
| ELI LILLY & COLLY | 36 funds | $9.5B |
| JPMORGAN CHASE & COJPM | 36 funds | $9.1B |
| INTEL CORPINTC | 36 funds | $4.6B |
| CHEVRON CORPCVX | 36 funds | $4.0B |
| APPLE INCAAPL | 35 funds | $38.6B |
| BROADCOM INCAVGO | 35 funds | $19.4B |
Ranked by how many of GPRK's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 10, 2026 | PARK JAMES FRANKLIN | Director | Sell (S) | 120K | $1.2M |
| Apr 20, 2026 | PARK JAMES FRANKLIN | Director, 10% Owner | Sell (S) | 100K | $883K |
| Jan 17, 2017 | MANCHESTER FINANCIAL GROUP, INC. | 10% Owner | Sell (S) | 1.0M | $4.6M |
| Jan 13, 2017 | MANCHESTER FINANCIAL GROUP, INC. | 10% Owner | Sell (S) | 1.0M | $4.5M |
| Nov 23, 2016 | MANCHESTER FINANCIAL GROUP, INC. | 10% Owner | Sell (S) | 1.9M | $8.7M |
| Nov 16, 2016 | Manchester Financial Group, LP | 10% Owner | Sell (S) | 1.0M | $4.5M |
Connected entities for GPRK
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/GPRK/capital-change-brief"
Use Arkolith's capital_change_brief for GPRK. 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 GPRK. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.