| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | RA CAPITAL MANAGEMENT, L.P. | $63.5M | 9.9M | —Held | Q1 2026 | |
| 2 | 5AM Venture Management, LLC | $15.2M | 2.4M | —Held | Q1 2026 | |
| 3 | Venrock Adviser, LLC | $10.4M | 1.6M | —Held | Q1 2026 | |
| 4 | FRANKLIN RESOURCES INC | $3.4M | 520K | —Held | Q1 2026 | |
| 5 | BlackRock, Inc. | $1.4M | 213K | ▲+0.4% Added · +850 sh | Q1 2026 | |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | $1.3M | 208K | ▲New +208K sh | Q1 2026 | |
| 7 | MILLENNIUM MANAGEMENT LLC | $794K | 123K | ▼−43% Reduced · −94K sh | Q1 2026 | |
| 8 | TWO SIGMA INVESTMENTS, LP | $741K | 115K | ▼−21% Reduced · −30K sh | Q1 2026 | |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $655K | 102K | ▲+0.6% Added · +578 sh | Q1 2026 | |
| 10 | Simplify Asset Management Inc. | $983K | 101K | ▲+336% Added · +78K sh | Q2 2026 | |
| 11 | Alyeska Investment Group, L.P. | $644K | 100K | —Held | Q1 2026 | |
| 12 | RENAISSANCE TECHNOLOGIES LLC | $515K | 80K | ▼−31% Reduced · −36K sh | Q1 2026 | |
| 13 | JANE STREET GROUP, LLC | $254K | 39K | ▼−2.9% Reduced · −1K sh | Q1 2026 | |
| 14 | STATE STREET CORP | $231K | 36K | —Held | Q1 2026 | |
| 15 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $225K | 35K | —Held | Q1 2026 | |
| 16 | VANGUARD FIDUCIARY TRUST CO | $211K | 33K | ▲New +33K sh | Q1 2026 | |
| 17 | PANAGORA ASSET MANAGEMENT INC | $198K | 31K | ▲New +31K sh | Q1 2026 | |
| 18 | Velan Capital Investment Management LP | $161K | 25K | ▲New +25K sh | Q1 2026 | |
| 19 | Sanctuary Advisors, LLC | $139K | 22K | ▲New +22K sh | Q1 2026 | |
| 20 | BAILARD, INC. | $133K | 21K | ▲New +21K sh | Q1 2026 | |
| 21 | DIMENSIONAL FUND ADVISORS LP | $131K | 20K | ▲New +20K sh | Q1 2026 | |
| 22 | XTX Topco Ltd | $131K | 20K | ▲New +20K sh | Q1 2026 | |
| 23 | MORGAN STANLEY | $105K | 16K | ▼−40% Reduced · −11K sh | Q1 2026 | |
| 24 | CITADEL ADVISORS LLC | $102K | 16K | ▲New +16K sh | Q1 2026 | |
| 25 | NORTHERN TRUST CORP | $79K | 12K | ▲New +12K 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.
| Company | Co-held by | Combined value |
|---|---|---|
| JOHNSON & JOHNSONJNJ | 7 funds | $1.0B |
| MASTERCARD INC - AMA | 7 funds | $954.6M |
| HOME DEPOT INCHD | 7 funds | $843.0M |
| MERCK & CO. INC.MRK | 7 funds | $834.4M |
| ELI LILLY & COLLY | 7 funds | $796.3M |
| COCA-COLA CO/THEKO | 7 funds | $723.6M |
| CISCO SYSTEMS INCCSCO | 7 funds | $613.0M |
| UNITEDHEALTH GROUP INCUNH | 7 funds | $596.3M |
| BOOKING HOLDINGS INCBKNG | 7 funds | $489.7M |
| IDEXX LABORATORIES INCIDXX | 7 funds | $174.9M |
| COMCAST CORP-CLASS ACMCSA | 7 funds | $148.2M |
| NVIDIA CORPNVDA | 6 funds | $6.9B |
Ranked by how many of ARTV's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jul 13, 2026 | RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | Buy (P) | 7K | $59K |
| Jul 10, 2026 | RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | Buy (P) | 15K | $135K |
| Jun 26, 2026 | RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | Buy (P) | 2K | $17K |
| Jun 25, 2026 | RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | Buy (P) | 31K | $275K |
| Jun 16, 2026 | RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | Buy (P) | 125K | $1.1M |
| Jun 15, 2026 | RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | Buy (P) | 15K | $139K |
| Jun 12, 2026 | RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | Buy (P) | 391K | $3.4M |
| Jun 11, 2026 | RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | Buy (P) | 549K | $4.3M |
| Jun 10, 2026 | RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | Buy (P) | 103 | $721 |
| Jun 9, 2026 | RA CAPITAL MANAGEMENT, L.P. | Director, 10% Owner | Buy (P) | 479K | $3.3M |
| May 19, 2026 | Aslan Fred | Chief Executive Officer, Director | Sell (S) | 27K | $244K |
| May 19, 2026 | Banerjee Subhashis | Chief Medical Officer | Sell (S) | 7K | $63K |
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/ARTV/capital-change-brief"
Use Arkolith's capital_change_brief for ARTV. 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 ARTV. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.