Rein Therapeutics Inc
Ownership
Ownership Structure
Who owns Rein Therapeutics Inc (RNTX)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 76.6% of the shares are freely tradable; institutional investors hold 24.6%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Voss Capital LLC | 6.10 | 5,261,921 | +19.9 | 06/30/2026 |
| Cable Car Capital LLC | 6.02 | 5,195,000 | +1,136.9 | 06/30/2026 |
| ADAR1 Capital Management LLC | 5.22 | 4,500,000 | +0.0 | 06/30/2026 |
| Vanguard Capital Management, LLC | 3.92 | 3,377,910 | +238.3 | 06/30/2026 |
| BIOS CAPITAL MANAGEMENT, LP | 3.46 | 2,982,375 | +50.4 | 06/30/2026 |
| Ikarian Capital, LLC | 3.42 | 2,950,000 | +0.0 | 06/30/2026 |
| Great Point Partners LLC | 2.98 | 2,575,000 | +0.0 | 06/30/2026 |
| Citadel Advisors Llc | 2.83 | 2,438,711 | +0.0 | 06/30/2026 |
| Velan Capital Investment Management LP | 1.97 | 1,700,000 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.92 | 2,522,901 | +0.0 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.