| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Opaleye Management Inc. | $2.9M | 1.0M | ▼−4.4% Reduced · −48K sh | Q1 2026 | |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | $2.7M | 966K | ▲New +966K sh | Q1 2026 | |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $810K | 290K | ▲+11% Added · +28K sh | Q1 2026 | |
| 4 | NORTHERN TRUST CORP | $642K | 230K | ▼−4.0% Reduced · −9K sh | Q1 2026 | |
| 5 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $588K | 211K | ▼−8.3% Reduced · −19K sh | Q1 2026 | |
| 6 | BlackRock, Inc. | $550K | 197K | ▼−1.7% Reduced · −3K sh | Q1 2026 | |
| 7 | TWO SIGMA INVESTMENTS, LP | $549K | 197K | ▲+41% Added · +58K sh | Q1 2026 | |
| 8 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $509K | 182K | —Held | Q1 2026 | |
| 9 | CITADEL ADVISORS LLC | $503K | 180K | ▲Added Added · +180K sh | Q1 2026 | |
| 10 | VANGUARD FIDUCIARY TRUST CO | $398K | 143K | ▲New +143K sh | Q1 2026 | |
| 11 | Kestra Advisory Services, LLC | $362K | 130K | ▼−26% Reduced · −46K sh | Q1 2026 | |
| 12 | HB Wealth Management, LLC | $335K | 120K | —Held | Q1 2026 | |
| 13 | STATE STREET CORP | $283K | 102K | ▲+31% Added · +24K sh | Q1 2026 | |
| 14 | RENAISSANCE TECHNOLOGIES LLC | $278K | 100K | ▲+23% Added · +18K sh | Q1 2026 | |
| 15 | XTX Topco Ltd | $212K | 76K | ▲+427% Added · +62K sh | Q1 2026 | |
| 16 | 180 WEALTH ADVISORS, LLC | $188K | 62K | ▼−3.4% Reduced · −2K sh | Q2 2026 | |
| 17 | SIMPLEX TRADING, LLC | $163K | 58K | ▲New +58K sh | Q1 2026 | |
| 18 | PANAGORA ASSET MANAGEMENT INC | $158K | 57K | —Held | Q1 2026 | |
| 19 | Sculptor Capital LP | $145K | 52K | ▼−75% Reduced · −157K sh | Q1 2026 | |
| 20 | Integrated Wealth Concepts LLC | $126K | 45K | ▼−11% Reduced · −6K sh | Q1 2026 | |
| 21 | JANE STREET GROUP, LLC | $114K | 41K | ▼−55% Reduced · −51K sh | Q1 2026 | |
| 22 | PFG Investments, LLC | $102K | 37K | ▲+5.2% Added · +2K sh | Q1 2026 | |
| 23 | CHOREO, LLC | $101K | 36K | —Held | Q1 2026 | |
| 24 | TWO SIGMA SECURITIES, LLC | $69K | 25K | ▲New +25K sh | Q1 2026 | |
| 25 | Summit Financial, LLC | $58K | 21K | ▼−95% Reduced · −419K 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 | 18 funds | $6.4B |
| AMAZON.COM INCAMZN | 18 funds | $5.7B |
| BROADCOM INCAVGO | 18 funds | $3.3B |
| JPMORGAN CHASE & COJPM | 18 funds | $2.8B |
| TESLA INCTSLA | 18 funds | $2.2B |
| COSTCO WHOLESALE CORPCOST | 18 funds | $1.8B |
| ELI LILLY & COLLY | 18 funds | $1.7B |
| MASTERCARD INC - AMA | 18 funds | $1.6B |
| VISA INC-CLASS A SHARESV | 18 funds | $1.3B |
| CHEVRON CORPCVX | 18 funds | $1.3B |
| LAM RESEARCH CORPLRCX | 18 funds | $1.1B |
| PALANTIR TECHNOLOGIES INC-APLTR | 18 funds | $959.7M |
Ranked by how many of FBIO's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 22, 2026 | Jin David | Chief Financial Officer | Grant (A) | 400K | $0 |
| Apr 1, 2026 | Jin David | Chief Financial Officer | Grant (A) | 3K | $6K |
| Mar 18, 2026 | ROSENWALD LINDSAY A MD | PRESIDENT, CEO & CHAIRMAN, Director, 10% Owner | Grant (A) | 475K | $0 |
| Mar 18, 2026 | WEISS MICHAEL S | Executive Vice Chairman, Director | Grant (A) | 475K | $0 |
| Jan 1, 2026 | LOBELL J JAY | Director | Grant (A) | 27K | $0 |
| Jan 1, 2026 | Hoenlein Malcolm | Director | Grant (A) | 27K | $0 |
| Jan 1, 2026 | Harvey Jimmie | Director | Grant (A) | 27K | $0 |
| Jan 1, 2026 | Klein Dov | Director | Grant (A) | 27K | $0 |
| Jan 1, 2026 | Lorenz Kevin | Director | Grant (A) | 27K | $0 |
| Oct 1, 2025 | Jin David | Chief Financial Officer | Grant (A) | 3K | $4K |
| Apr 1, 2025 | Jin David | Chief Financial Officer | Grant (A) | 5K | $6K |
| Jan 1, 2025 | ROSENWALD LINDSAY A MD | PRESIDENT, CEO & CHAIRMAN, Director, 10% Owner | Grant (A) | 454K | $0 |
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/FBIO/capital-change-brief"
Use Arkolith's capital_change_brief for FBIO. 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 FBIO. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.