Rein Therapeutics, Inc. Common Stock
RNTX • NASDAQ
Rein Therapeutics, Inc. Common Stock is a pharmaceutical preparations company on NASDAQ, with a market cap of $40.7M. As of Q3 2025, 35% of shares are held by 39 institutional investors, with Voss Capital LLC as the largest holder at 11.1%.
Overview
Overview of institutional ownership in RNTX as of Q3 2025 with a market cap of $27.5M
All Institutions
- Institutions
- 39
- Value Held
- $9.8M
- Shares Held
- 8.5M
- Avg Position
- $250.3K
- Median Position
- $29.5K
Hedge Funds
- Hedge Funds
- 6
- Value Held
- $1.5M
- Shares Held
- 1.3M
- Avg Position
- $243.6K
- Median Position
- $148.3K
Ownership Breakdown
Based on market cap of $27.5M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in RNTX as of Q3 2025
| Institution | Position Value |
|---|---|
V Voss Capital LLC Institution | $3.1M 0.17% of portfolio |
 BIOS Capital Management, LP Venture Capital | $1.9M 2.19% of portfolio |
 VANGUARD GROUP INC Institution | $1.3M 0.00% of portfolio |
 Prosight Management, LP Hedge Fund•Long/Short | $650.2K 0.17% of portfolio |
U UNIVERSITY OF TEXAS INVESTMENT MANAGMENT CO Institution | $585.8K 0.08% of portfolio |
 Cable Car Capital LLC Hedge Fund•Long/Short | $480.9K 0.40% of portfolio |
 Sigma Planning Corp RIA/Wealth | $290.6K 0.01% of portfolio |
 GEODE CAPITAL MANAGEMENT LLC ETF Provider | $283.2K 0.00% of portfolio |
 RIMA SENVEST MANAGEMENT, L.L.C. Hedge Fund•Multi-Strategy | $264.4K 0.01% of portfolio |
 GAGNON SECURITIES LLC RIA/Wealth | $261.9K 0.05% of portfolio |
Net Capital Flow
Institutional buying and selling activity for RNTX in Q3 2025
- Traded
- +$2.1M
- Buyers
- 14
- Sellers
- 9
- Total Bought
- +$2.2M
- Total Sold
- −$73.8K
- Avg Position
- $232.4K
Biggest Buyers
| Institution | Net Bought |
|---|---|
V Voss Capital LLC Institution | +$1.4M +1.2M shares |
VANGUARD GROUP INC Institution | +$325.5K +284.3K shares |
GAGNON SECURITIES LLC RIA/Wealth | +$179.7K +156.9K shares |
Prosight Management, LP Hedge Fund•Long/Short | +$160.3K +140.0K shares |
 SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | +$35.3K +30.9K shares |
 RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant | +$21.0K +18.3K shares |
X XTX Topco Ltd Institution | +$17.2K +15.0K shares |
W Warberg Asset Management LLC Hedge Fund•Multi-Strategy | +$12.6K +11.0K shares |
 MERCER GLOBAL ADVISORS INC /ADV RIA/Wealth | +$12.0K +10.5K shares |
 Rockefeller Capital Management L.P. Long Only Manager | +$5.8K +5.1K shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
Sigma Planning Corp RIA/Wealth | −$26.3K −23.0K shares |
 CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | −$22.7K −19.8K shares |
 Chicago Partners Investment Group LLC RIA/Wealth | −$13.5K −10.2K shares |
N NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO Institution | −$7.1K −6.2K shares |
 WELLS FARGO & COMPANY/MN Institution | −$2.4K −1.7K shares |
 Cetera Investment Advisers RIA/Wealth | −$1.5K −1.3K shares |
B BLAIR WILLIAM & CO/IL Institution | −$262.2 −229.0 shares |
 BANK OF AMERICA CORP /DE/ Institution | −$186.3 −162.0 shares |
 CITIGROUP INC Institution | −$1.0 −1.0 shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited RNTX in Q3 2025
- New Positions
- 5
- New Value
- $86.7K
- Exited Positions
- 2
- Exited Value
- $2.4K
New Positions
| Institution | Position Value |
|---|---|
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $35.3K 30.9K shares |
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant | $21.0K 18.3K shares |
W Warberg Asset Management LLC Hedge Fund•Multi-Strategy | $12.6K 11.0K shares |
MERCER GLOBAL ADVISORS INC /ADV RIA/Wealth | $12.0K 10.5K shares |
Rockefeller Capital Management L.P. Long Only Manager | $5.8K 5.1K shares |
Exited Positions
| Institution | Previous Position |
|---|---|
WELLS FARGO & COMPANY/MN Institution | $2.4K 1.7K shares |
CITIGROUP INC Institution | $1.0 1.0 shares |
Options Activity
Institutions with the largest Call and Put options positions in RNTX as of Q3 2025
- Call Positions
- 0
- Call Value
- -
- Put Positions
- 0
- Put Value
- -
Call Positions
| Institution | Position Value |
|---|---|
| No call positions found | |
Put Positions
| Institution | Position Value |
|---|---|
| No put positions found | |
Most Committed Institutions
Institutions with RNTX as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
BIOS Capital Management, LP Venture Capital | 2.19% $1.9M |
Cable Car Capital LLC Hedge Fund•Long/Short | 0.40% $480.9K |
K KCK LTD. Institution | 0.34% $52.1K |
V Voss Capital LLC Institution | 0.17% $3.1M |
Prosight Management, LP Hedge Fund•Long/Short | 0.17% $650.2K |
U UNIVERSITY OF TEXAS INVESTMENT MANAGMENT CO Institution | 0.08% $585.8K |
GAGNON SECURITIES LLC RIA/Wealth | 0.05% $261.9K |
W Warberg Asset Management LLC Hedge Fund•Multi-Strategy | 0.02% $12.6K |
RIMA SENVEST MANAGEMENT, L.L.C. Hedge Fund•Multi-Strategy | 0.01% $264.4K |
Sigma Planning Corp RIA/Wealth | 0.01% $290.6K |
Hedge Fund Spotlight
Discover hedge funds investing in RNTX
Cable Car Capital LLC
Hedge Fund • Long/Short
Portfolio ManagerEvan Howell Eurich
- Portfolio Value
- $119.3M
- Positions
- 48
- Last Reported
- Q3 2025
Sector Allocation
Position in Rein Therapeutics, Inc. Common Stock
- Market Value
- $480.9K
- Shares Held
- 420.0K
- Portfolio Weight
- 0.40%
- Owned Since
- 2024-Q4
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Unknown Unknown | $15.4M | 12.91% | |
Unknown Unknown | $10.9M | 9.11% | |
Unknown Unknown | $9.6M | 8.06% |
