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Rein Therapeutics Inc (RNTX)

CUSIP: 00887A204 | NYSE | Healthcare · Biotechnology | Micro Cap | 99 institutional holders

Quarters

Q3 2026Q2 2026Q1 2026Q4 2025Q3 2025
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile

Beneficial Ownership — 13D / 13G

Full history →

5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13G/AVoss Capital, LP
with Voss Advisors GP, LLC, Voss Value Master Fund, LP, Voss Value-Oriented Special Situations Fund, LP
5,656,9576.6%New 5%+ stakeJun 30, 2026No 13F filer matched
13GAdar1 Capital Management, LLC

Institutional Holders — Q3 2026

University of Texas S AM Investment Management Co511,610
0.1% of portfolio›$411.3K
Sigma Planning Corp357,477
0.0% of portfolio›$287.4K
Gagnon Securities LLC229,070
0.0% of portfolio›$184.2K
Warberg Asset Management LLC96,000
0.0% of portfolio›$78.0K
Rossby Financial, LCC91,400
0.0% of portfolio›$73.5K
Americana Partners, LLC41,840
0.0% of portfolio›$33.6K
SteelPeak Wealth, LLC33,000
0.0% of portfolio›$26.5K
Prime Capital Investment Advisors, LLC31,111
0.0% of portfolio›$25.0K
Chicago Partners Investment Group LLC29,928
0.0% of portfolio›$17.4K
Gleason Group, Inc.22,389
0.0% of portfolio›$18.0K
Sanders Morris Harris LLC20,000
0.0% of portfolio›$16.1K
Cane Capital Partners, LLC18,000
0.0% of portfolio›$14.5K
Certuity, LLC17,500
0.0% of portfolio›$14.1K
StoneX Group Inc.11,783
0.0% of portfolio›$8.8K
JFS Wealth Advisors, LLC1,590
0.0% of portfolio›$1.3K
US Bancorp \de\1,250
0.0% of portfolio›$1.0K
SBI Securities Co., Ltd.500
0.0% of portfolio›$402
Nfsg Corp97
0.0% of portfolio›$78
Blue Trust, Inc.20
0.0% of portfolio›$16
Caitong International Asset Management Co., Ltd1
0.0% of portfolio›$1
StyleTurnoverLocationFiled
University of Texas S AM Investment Management Co
511,610$411.3K0.1%CoreHighAustin, TX2026-11-03
Sigma Planning Corp
357,477$287.4K0.0%GrowthMediumAnn Arbor, MI2026-10-23
Gagnon Securities LLC
229,070$184.2K0.0%ValueMediumNew York, NY2026-11-05
Warberg Asset Management LLC
96,000$78.0K0.0%YieldHighWinnetka, IL2026-11-02
Rossby Financial, LCC
91,400$73.5K0.0%ETFMediumMelbourne, FL2026-11-05
Americana Partners, LLC
41,840$33.6K0.0%CoreMediumHouston, TX2026-10-28
SteelPeak Wealth, LLC
33,000$26.5K0.0%GrowthHighWoodland Hills, CA2026-10-16
Prime Capital Investment Advisors, LLC
31,111$25.0K0.0%ETFLowOverland Park, KS2026-10-20
Chicago Partners Investment Group LLC
29,928$17.4K0.0%GARPLowChicago, IL2026-10-27
Gleason Group, Inc.
22,389$18.0K0.0%ETFVery LowProspect, KY2026-10-15
Sanders Morris Harris LLC
20,000$16.1K0.0%GARPLowHouston, TX2026-10-14
Cane Capital Partners, LLC
18,000$14.5K0.0%GrowthMediumSt Francisville, LA2026-10-23
Certuity, LLC
17,500$14.1K0.0%GARPLowNorth Palm Beach, FL2026-11-02
StoneX Group Inc.
11,783$8.8K0.0%ETFMediumNew York, NY2026-11-03
JFS Wealth Advisors, LLC
1,590$1.3K0.0%ETFVery LowHermitage, PA2026-11-03
US Bancorp \de\
1,250$1.0K0.0%IndexLowMinneapolis, MN2026-11-05
SBI Securities Co., Ltd.
500$4020.0%Agg GrowthLowTokyo, Mexico2026-10-22
Nfsg Corp
97$780.0%Agg GrowthMediumBoca Raton, FL2026-10-15
Blue Trust, Inc.
20$160.0%ETFLowBrentwood, TN2026-10-15
Caitong International Asset Management Co., Ltd
1$10.0%GrowthVery HighHong Kong, South Korea2026-10-29
4,500,000
5.3%
New 5%+ stake
Jun 30, 2026
No 13F filer matched
13G/ALynwood Capital Management Inc.4,280,5005.0%New 5%+ stakeJun 30, 2026No 13F filer matched
13G/ALytton Laurence W4,238,6284.9%Newly reportedJun 30, 2026No 13F filer matched
13G/AVoss Capital, LP5,656,957
6.6% of class · Jun 30, 2026New 5%+ stake
with Voss Advisors GP, LLC, Voss Value Master Fund, LP, Voss Value-Oriented Special Situations Fund, LP
No 13F filer matched
13GAdar1 Capital Management, LLC4,500,000
5.3% of class · Jun 30, 2026New 5%+ stake
No 13F filer matched
13G/ALynwood Capital Management Inc.4,280,500
5.0% of class · Jun 30, 2026New 5%+ stake
No 13F filer matched
13G/ALytton Laurence W4,238,628
4.9% of class · Jun 30, 2026Newly reported
No 13F filer matched