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/YPF/capital-change-brief"
Use Arkolith's capital_change_brief for YPF. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Aquamarine Financial (Cayman) Ltd | $417.2M | 9.0M | ▼−14% Reduced · −1.5M sh | Q1 2026 | |
| 2 | JPMORGAN CHASE & CO | $235.8M | 5.1M | ▲+37% Added · +1.4M sh | Q1 2026 | |
| 3 | Duquesne Family Office LLC | $149.6M | 3.2M | ▲+433% Added · +2.6M sh | Q1 2026 | |
| 4 | VR Advisory Services Ltd | $149.4M | 3.2M | —Held | Q1 2026 | |
| 5 | MORGAN STANLEY | $88.4M | 1.9M | ▲+51% Added · +646K sh | Q1 2026 | |
| 6 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $80.1M | 1.7M | ▲+4.1% Added · +68K sh | Q1 2026 | |
| 7 | JANE STREET GROUP, LLC | $56.6M | 1.2M | ▲+682% Added · +1.1M sh | Q1 2026 | |
| 8 | Russell Investments Group, Ltd. | $49.2M | 1.1M | ▲+135% Added · +611K sh | Q1 2026 | |
| 9 | Grantham, Mayo, Van Otterloo & Co. LLC | $42.8M | 926K | ▼−19% Reduced · −220K sh | Q1 2026 | |
| 10 | OAKTREE CAPITAL MANAGEMENT LP | $41.0M | 886K | ▲New +886K sh | Q1 2026 | |
| 11 | CITADEL ADVISORS LLC | $38.9M | 842K | ▲+42% Added · +248K sh | Q1 2026 | |
| 12 | GOLDMAN SACHS GROUP INC | $36.6M | 792K | ▲+79% Added · +349K sh | Q1 2026 | |
| 13 | MILLENNIUM MANAGEMENT LLC | $34.0M | 736K | ▲+391% Added · +587K sh | Q1 2026 | |
| 14 | BlackRock, Inc. | $33.3M | 720K | ▲2k× Added · +719K sh | Q1 2026 | |
| 15 | UBS Group AG | $26.2M | 566K | ▼−22% Reduced · −160K sh | Q1 2026 | |
| 16 | DISCOVERY CAPITAL MANAGEMENT, LLC / CT | $24.9M | 538K | ▲+99% Added · +268K sh | Q1 2026 | |
| 17 | Candriam S.C.A. | $20.5M | 444K | ▲+202% Added · +297K sh | Q1 2026 | |
| 18 | Fourth Sail Capital LP | $16.8M | 364K | ▲New +364K sh | Q1 2026 | |
| 19 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $13.7M | 296K | ▲+391% Added · +236K sh | Q1 2026 | |
| 20 | HSBC HOLDINGS PLC | $13.2M | 278K | ▼−7.3% Reduced · −22K sh | Q1 2026 | |
| 21 | Jump Financial, LLC | $11.5M | 250K | ▲New +250K sh | Q1 2026 | |
| 22 | CITIGROUP INC | $11.2M | 243K | ▲+334% Added · +187K sh | Q1 2026 | |
| 23 | VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. | $10.6M | 233K | ▼−5.0% Reduced · −12K sh | Q2 2026 | |
| 24 | WEXFORD CAPITAL LP | $9.5M | 205K | ▲+59% Added · +76K sh | Q1 2026 | |
| 25 | Alpine Global Management, LLC | $9.4M | 204K | ▲New +204K 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 |
|---|---|---|---|---|---|
| Jul 2, 2026 | Farina Matias Osvaldo | VP Upstream | Buy (P) | 4K | $202K |
| Jul 2, 2026 | Farina Matias Osvaldo | VP Upstream | Buy (P) | 5K | $200K |
| Jul 2, 2026 | Marin Horacio Daniel | Chairman of the Board/ CEO, Director | Buy (P) | 3K | $132K |
| Jun 29, 2026 | Maquieyra Martin | Director | Sell (S) | 218 | $10K |
| May 29, 2026 | Maquieyra Martin | Director | Buy (P) | 77 | $4K |
| Mar 25, 2026 | Martin Mauricio Alejandro | Midstrm. & Downstrm. Exec. VP, Director | Sell (S) | 1K | $55K |
| Mar 25, 2026 | Martin Mauricio Alejandro | Midstrm. & Downstrm. Exec. VP, Director | Sell (S) | 2K | $94K |
| Mar 19, 2026 | Aldeco Marcelo Gustavo | Labor Relations VP | Sell (S) | 13K | $555K |
| Company | Co-held by | Combined value |
|---|---|---|
| ALPHABET INC-CL AGOOGL | 46 funds | $10.8B |
| BROADCOM INCAVGO | 45 funds | $7.9B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 45 funds | $3.9B |
| HONEYWELL INTERNATIONAL INCHON | 45 funds | $1.1B |
| CAPITAL ONE FINANCIAL CORPCOF | 45 funds | $930.2M |
| NVIDIA CORPNVDA | 44 funds | $18.7B |
| MICROSOFT CORPMSFT | 44 funds | $14.8B |
| AMAZON.COM INCAMZN | 44 funds | $11.9B |
| META PLATFORMS INC-CLASS AMETA | 44 funds | $7.9B |
| JPMORGAN CHASE & COJPM | 44 funds | $5.3B |
| ELI LILLY & COLLY | 44 funds | $4.3B |
| MICRON TECHNOLOGY INCMU | 44 funds | $3.4B |
Ranked by how many of YPF'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 YPF. 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.