Security key
00887A204
Rein Therapeutics, Inc. - Common Stock, $0.001 par value per share (RNTX)
CUSIP: 00887A204
Q2 2026 13F Holders as of 30 Jun 2026
- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Total 13F shares
- 40,841,277
- Total 13F value
- $42,455,116
- Share change
- +29,330,965
- SEC-reported price per share
- $1.04
- Number of holders
- 59
- Value change
- +$30,472,999
- Number of buys
- 38
- Number of sells
- 9
- Shares outstanding
- 84,905,660
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2026
Institutions
59
Top holders
10
RNTX full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q1 2026
Rein Therapeutics, Inc. SEC filings
Rein Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 00887A204
Recent filing periods:
Ownership snapshot
Top reported holders of RNTX - Rein Therapeutics, Inc. - Common Stock, $0.001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BIOS Fund I, LP
Disclosed value leader
BIOS Fund I, LP
Comparable rows
15/15
Latest evidence
30 Jun 2026
13D/G
3/4/5
13F
Lead comparable stake: 10%
13D/G row: BIOS Fund I, LP
Showing 1-6 of 15 holder rows.
Quick read
BIOS Fund I, LP leads the comparable SEC ownership view at 10%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BIOS Fund I, LP's linked filing trail.
Comparable ownership
Top 5
BIOS Fund I, LP
10%
Funicular Funds, LP
6.7%
Voss Capital, LP
6.6%
ADAR1 Capital Management, LLC
5.3%
Lynwood Capital Management Inc.
5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BIOS Fund I, LP |
13D/G
BIOS CAPITAL MANAGEMENT, LP
|
10%
|
$10,136,753
7,797,502 shares
|
$0 | 06 May 2026 |
| Funicular Funds, LP |
13D/G
|
6.7%
|
$6,753,500
5,195,000 shares
|
$0 | 01 May 2026 |
| Voss Capital, LP |
13D/G
3/4/5
13F
10%+ Owner · Company
|
6.6%
|
$5,883,235
5,656,957 shares
|
+$1,235,508 | 30 Jun 2026 |
| ADAR1 Capital Management, LLC |
13D/G
|
5.3%
|
$4,455,000
4,500,000 shares
|
$0 | 30 Jun 2026 |
| Lynwood Capital Management Inc. |
13D/G
|
5%
|
$4,237,695
4,280,500 shares
|
-$464,805 | 30 Jun 2026 |
| Laurence W. Lytton |
13D/G
LYTTON LAURENCE W
|
4.9%
|
$4,196,242
4,238,628 shares
|
-$258,758 | 30 Jun 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
59
Shares
40,841,277
Rows available
59
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2026 vs Q1 2026 Across Filers
Q1 2026 holders
45
Q2 2026 holders
59
Holder diff
14
| Investor | Q1 2026 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend