| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | TANG CAPITAL MANAGEMENT LLC | $181.2M | 12.2M | ▲+7.9% Added · +900K sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $116.3M | 7.8M | ▼−1.0% Reduced · −83K sh | Q1 2026 | |
| 3 | NEA Management Company, LLC | $58.8M | 4.0M | —Held | Q1 2026 | |
| 4 | TWO SIGMA INVESTMENTS, LP | $50.8M | 3.4M | ▲+75% Added · +1.5M sh | Q1 2026 | |
| 5 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $48.7M | 3.3M | ▼−3.0% Reduced · −103K sh | Q1 2026 | |
| 6 | STATE STREET CORP | $37.5M | 2.5M | ▲+1.0% Added · +25K sh | Q1 2026 | |
| 7 | MORGAN STANLEY | $33.1M | 2.2M | ▲+0.7% Added · +16K sh | Q1 2026 | |
| 8 | MARSHALL WACE, LLP | $27.8M | 1.9M | ▲+19% Added · +300K sh | Q1 2026 | |
| 9 | RENAISSANCE TECHNOLOGIES LLC | $24.7M | 1.7M | ▲+4.6% Added · +74K sh | Q1 2026 | |
| 10 | D. E. Shaw & Co., Inc. | $23.3M | 1.6M | ▲+2.6% Added · +41K sh | Q1 2026 | |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $22.8M | 1.5M | ▲+1.9% Added · +28K sh | Q1 2026 | |
| 12 | GOLDMAN SACHS GROUP INC | $21.2M | 1.4M | ▲+42% Added · +427K sh | Q1 2026 | |
| 13 | VANGUARD PORTFOLIO MANAGEMENT LLC | $18.6M | 1.3M | ▲New +1.3M sh | Q1 2026 | |
| 14 | JACOBS LEVY EQUITY MANAGEMENT, INC | $16.3M | 1.1M | ▼−3.7% Reduced · −42K sh | Q1 2026 | |
| 15 | Man Group plc | $14.1M | 951K | ▲+12% Added · +99K sh | Q1 2026 | |
| 16 | AQR CAPITAL MANAGEMENT LLC | $14.1M | 949K | ▲+97% Added · +467K sh | Q1 2026 | |
| 17 | Qube Research & Technologies Ltd | $13.8M | 931K | ▲+6.4% Added · +56K sh | Q1 2026 | |
| 18 | NORTHERN TRUST CORP | $12.2M | 824K | ▲+3.0% Added · +24K sh | Q1 2026 | |
| 19 | JANUS HENDERSON GROUP PLC | $11.2M | 757K | ▲+9.7% Added · +67K sh | Q1 2026 | |
| 20 | BNP PARIBAS FINANCIAL MARKETS | $11.1M | 749K | ▲+20% Added · +123K sh | Q1 2026 | |
| 21 | Nuveen, LLC | $9.7M | 653K | ▼−1.8% Reduced · −12K sh | Q1 2026 | |
| 22 | DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt | $9.1M | 615K | ▲+4.7% Added · +28K sh | Q1 2026 | |
| 23 | PRUDENTIAL FINANCIAL INC | $8.8M | 591K | ▲+59% Added · +218K sh | Q1 2026 | |
| 24 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | $7.8M | 528K | ▼−29% Reduced · −211K sh | Q1 2026 | |
| 25 | Trexquant Investment LP | $7.8M | 524K | ▼−23% Reduced · −158K 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 |
|---|---|---|
| MICROSOFT CORPMSFT | 90 funds | $43.8B |
| META PLATFORMS INC-CLASS AMETA | 89 funds | $19.6B |
| AMAZON.COM INCAMZN | 88 funds | $31.2B |
| NVIDIA CORPNVDA | 87 funds | $61.3B |
| ALPHABET INC-CL AGOOGL | 87 funds | $29.1B |
| JPMORGAN CHASE & COJPM | 87 funds | $13.4B |
| ELI LILLY & COLLY | 87 funds | $11.9B |
| APPLE INCAAPL | 86 funds | $51.7B |
| BROADCOM INCAVGO | 86 funds | $22.0B |
| MICRON TECHNOLOGY INCMU | 86 funds | $8.4B |
| COSTCO WHOLESALE CORPCOST | 86 funds | $7.9B |
| CHEVRON CORPCVX | 86 funds | $5.4B |
Ranked by how many of AUPH's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 2, 2026 | TANG KEVIN | Chief Executive Officer, Director, 10% Owner | Buy (P) | 206K | $3.1M |
| Jun 1, 2026 | TANG KEVIN | Chief Executive Officer, Director, 10% Owner | Buy (P) | 344K | $5.2M |
| Jun 1, 2026 | TANG KEVIN | Chief Executive Officer, Director, 10% Owner | Buy (P) | 99 | $2K |
| May 29, 2026 | TANG KEVIN | Chief Executive Officer, Director, 10% Owner | Buy (P) | 2K | $35K |
| May 29, 2026 | TANG KEVIN | Chief Executive Officer, Director, 10% Owner | Buy (P) | 263K | $4.0M |
| Mar 3, 2026 | TANG KEVIN | Director | Buy (P) | 184K | $2.6M |
| Mar 2, 2026 | TANG KEVIN | Director | Buy (P) | 84K | $1.2M |
| Mar 2, 2026 | TANG KEVIN | Director | Buy (P) | 116K | $1.6M |
| Feb 27, 2026 | TANG KEVIN | Director | Buy (P) | 215K | $3.0M |
| Feb 27, 2026 | TANG KEVIN | Director | Buy (P) | 2K | $23K |
| Feb 27, 2026 | TANG KEVIN | Director | Buy (P) | 300K | $4.2M |
| Aug 5, 2025 | TANG KEVIN | Director | Buy (P) | 200K | $2.3M |
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/AUPH/capital-change-brief"
Use Arkolith's capital_change_brief for AUPH. 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 AUPH. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.