REIN THERAPEUTICS INC (RNTX): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in RNTX · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
6
13F filers
Aggregate Value
$3.9M
Across holders
Last Price
$0.55
2026-10-19
Sector
Health Care
GICS
Quarterly fund activity4 increased1 reduced0 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 2.44M | $2.5M | 65.0% | 0.0% | Added | — | Q2 2026 |
| Senvest Management, LLC CIK 0001328785 | Hedge Fund | 1.23M | $1.3M | 32.8% | 0.0% | Added | +$1.0M | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 31K | $32K | 0.8% | 0.0% | Added | — | Q2 2026 |
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 30K | $31K | 0.8% | 0.0% | Added | +$10K | Q2 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 19K | $20K | 0.5% | 0.0% | Reduced | $-6K | Q2 2026 |
| Rockefeller Capital Management L.P. CIK 0001739439 | Hedge Fund | 5K | $5K | 0.1% | 0.0% | Unchanged | +$0 | Q2 2026 |
Added
Hedge Fund
$2.5M· 65.0% of total· 0.0% port· 2.44M sh· — QoQ· Q2 2026
Added
Hedge Fund
$1.3M· 32.8% of total· 0.0% port· 1.23M sh· +$1.0M QoQ· Q2 2026
Added
Hedge Fund
$32K· 0.8% of total· 0.0% port· 31K sh· — QoQ· Q2 2026
Added
Hedge Fund
$31K· 0.8% of total· 0.0% port· 30K sh· +$10K QoQ· Q2 2026
Reduced
Hedge Fund
$20K· 0.5% of total· 0.0% port· 19K sh· $-6K QoQ· Q2 2026
Unchanged
Hedge Fund
$5K· 0.1% of total· 0.0% port· 5K sh· +$0 QoQ· Q2 2026
Recent insider activity
No Form 4 purchase or sale records in our coverage in the last 90 days.