Rein Therapeutics Inc.

RNTX Healthcare Biotechnology

In the quarter to June 2026, EPS grew 64.3% and free cash flow fell 34.6%, each against the same quarter a year earlier. Insiders bought in the last twelve months.

0.59 0.04 −6.35%
Market cap
$54.2M
P/E
0.0×
Fwd P/E
—
Dividend yield
—
F-score
n/a
Altman Z
n/a
Beneish M
n/a
Dividend safety
n/a

Insider Decisions trades per month

Total buys 0.20
Totals in millions of $.
Dec 25 Mar 26 Jun 26 Sep 26
Buy 1 — — — — 1 1 — — — — —
Sell — — — — — — — — — — — —
Insider Ownership 0.00%

Capital & Financial Ratios $m

Market Cap 54.17
Revenue —
Net Income (49.76)
Free Cash Flow (18.83)
Net Debt (40.65)
Current Ratio 4.27 (at or above 1.5: strong)
Debt/Equity 0.00 (at or below 0.5: strong)
P/E ratio 0.00
Fwd P/E —
P/S ratio 0.00
P/B ratio 3.88
Past 5Y EPS Growth —
This Y EPS Growth 76.53% (at or above 15%: strong)
Next Y EPS Growth (1.09%) (below 0%: weak)
Next Y revenue growth —
Next 5Y EPS Growth 32.79% (at or above 15%: strong)

Green and red mark values outside typical ranges. How we judge →

Valuation vs history

P/B against its own 10 years 82.33%
10-year low 10-year high

Dividends

Payout Ratio —
Annual Dividend Rate —
Annual Dividend Yield —
total individual payouts
2023 Powerpack
2022 Powerpack
2021 Powerpack
2020 Powerpack
2019 Powerpack
2017 Powerpack
special payouts not included in total or ratios

Assets vs Liabilities $m

2023 2024 2025 Q'26
Cash 17 13 3 41
Receivables — — — —
Inventory — — — —
Other — — — —
18 14 4 41
2023 2024 2025 Q'26
Payables 1 1 4 4
ST’ Debt — — — —
Other — — — 4
4 6 6 10

Compound Annual Growth %

10y 5y 3y
Sales — — —
Cash Flow 0.00% 0.00% 0.00%
Earnings 0.00% 0.00% 0.00%
Book Value 0.00% 0.00% 0.00%

Revenue $m

Year
Fiscal quarters ending in the months shown.

Operating Cash Flow $m

Mar Jun Sep Dec Year
’26 (3) (9) — — —
’25 (6) (6) (4) (3) (19)
’24 (5) (8) (4) (5) (22)
’23 (5) (3) (2) (10) (20)
’22 (8) (6) (7) (4) (25)
’21 (6) (4) (7) (6) (24)
’20 (6) (5) (5) (5) (20)
Fiscal quarters ending in the months shown.

Free Cash Flow $m

Mar Jun Sep Dec Year
’26 (3) (9) — — —
’25 (6) (6) (4) (3) (19)
’24 (5) (8) (4) (5) (22)
’23 (5) (3) (2) (10) (20)
’22 (8) (6) (7) (4) (25)
’21 (7) (4) (7) (6) (24)
’20 (6) (5) (5) (5) (20)
Fiscal quarters ending in the months shown.

EPS $

Mar Jun Sep Dec Year
’26 (0.19) (0.10) — — —
’25 (0.25) (0.28) (0.21) (1.22) (1.96)
’24 (0.86) (0.45) (0.27) (1.89) (3.51)
’23 (1.05) (0.39) (0.40) (1.54) (3.42)
’22 (1.80) (1.80) (1.40) (1.00) (6.02)
’21 (1.60) (1.20) (1.40) (1.60) (5.80)
’20 (4.80) (2.80) (2.60) (2.40) (12.20)
Fiscal quarters ending in the months shown.

Target Price Range

Analyst price targets

Recommendation Rating

1
1Buy 2 3Hold 4 5Sell

Ten years at a glance

Group Line 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 Trend 2026e 2027e 2028e
Price, $
Price, $ Low — 175.40 10.40 8.00 5.00 10.20 1.79 1.01 1.61 1.02

Analyst estimates 2026–2028

Powerpack
High — 309.60 220.00 52.00 49.40 46.60 15.00 5.49 7.42 3.50
People
People Employees 15 13 23 13 8 9 6 15 11 10
Revenue/emp, $m 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Income, $m
Income, $m Revenue — — — — — — — — — —
Gross margin, % 0.00 0.00 0.00 0.00 0.00 0.00 0.00 — — —
EBT (18) (23) (32) (29) (21) (26) (27) (16) (64) (51)
EBT margin, % 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Net income (18) (23) (32) (29) (21) (26) (27) (16) (63) (50)
Depreciation 0 0 0 0 0 0 0 0 37 29
Per share, $
Per share, $ Revenue 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Earnings (842.93) (60.80) (42.80) (24.00) (12.20) (5.80) (6.02) (3.42) (3.51) (1.96)
Cash flow (698.33) (55.16) (37.90) (21.58) (11.74) (5.35) (5.48) (4.31) (1.24) (0.76)
Capex 0.00 (0.38) (6.00) (0.12) 0.12 (0.02) 0.00 0.01 0.00 0.00
Free cash flow (698.33) (55.54) (43.90) (21.70) (11.63) (5.37) (5.48) (4.30) (1.24) (0.76)
Book value (5,200.28) 128.42 26.60 13.08 6.98 9.89 4.10 1.50 0.52 (1.10)
Shares, m 0 0 1 1 2 4 5 5 18 25
Valuation, ×
Valuation, × P/E — — — — — — — — — —
P/S — — — — — — — — — —
P/B — — — — — — — — — —
EV/Sales — — — — — — — — — —
EV/FCF — — — — — — — — — —
Cash, $m
Cash, $m Operating cash flow (15) (21) (28) (26) (20) (24) (25) (20) (22) (19)
Capex — 0 (4) 0 0 0 — 0 — —
Free cash flow (15) (21) (32) (27) (20) (24) (25) (20) (22) (19)
Balance, $m
Balance, $m Working capital 17 47 16 14 12 44 18 14 8 (2)
Total debt — — 5 5 0 0 0 — — —
Net debt (21) (51) (15) (13) (14) (46) (21) (17) (13) (3)
Shareholders’ equity (112) 48 20 16 12 44 19 7 9 (28)
Returns, %
Returns, % ROA (165.28) (60.62) (76.02) (103.44) (98.83) (80.73) (77.54) (24.58) (74.77) (115.51)
ROIC 0.00 0.00 (472.26) (674.20) 0.00 0.00 0.00 0.00 0.00 0.00
ROE 56.86 70.76 (93.62) (164.77) (150.00) (93.33) (87.42) (123.34) (772.80) 533.38
Negative figures in brackets.

All 10 years →

Charts ten years each

Rein Therapeutics Inc. vs peers in Biotechnology (Q) = latest quarter vs a year earlier

Company Market cap P/E Fwd P/E Revenue growth (Q) EPS growth (Q) FCF growth (Q) Gross margin (Q) EBIT margin (Q) Compare
TENX Tenax Therapeutics, Inc. $56.5M — (loss-making) — −77.98% (below 0%: shrinking) n/m −125.93% (below 0%: shrinking) 0.00% 0.00% Compare
ALPS Alps Group Inc. $56.4M — (loss-making) — — n/m −26.48% (below 0%: shrinking) — 0.00% Compare
ELOX Senesco Technologies Inc. $55.3M — (loss-making) — — n/m −144.34% (below 0%: shrinking) 100.00% 0.00% Compare
GUTS Fractyl Health, Inc. $55.2M — (loss-making) — (loss-making) −57.14% (below 0%: shrinking) n/m +25.34% (above 0%: growing) 100.00% 0.00% Compare
GOSS Gossamer Bio, Inc. $54.3M — (loss-making) — (loss-making) −19.59% (below 0%: shrinking) n/m +16.32% (above 0%: growing) 100.00% (282.25%) Compare
RNTX Rein Therapeutics Inc. $54.2M — (loss-making) — — n/m −34.62% (below 0%: shrinking) 0.00% 0.00%
RNXT RenovoRx, Inc. $53.7M — (loss-making) — (loss-making) +115.40% (above 0%: growing) n/m −27.63% (below 0%: shrinking) 84.27% (368.43%) Compare
BOLD Boundless Bio, Inc. $53.5M — (loss-making) — — n/m −76.90% (below 0%: shrinking) — 0.00% Compare
ATHE Alterity Therapeutics Limited - Sponsored ADR $52.0M — (loss-making) — — 0.00% −84.83% (below 0%: shrinking) 0.00% — Compare
Median of peers $54.8M — — −38.36% — −52.27% 92.14% 0.00%

All 614 Biotechnology stocks →

Rein Therapeutics Inc. (RNTX) key facts

  • Rein Therapeutics Inc. (RNTX) is a Biotechnology company in the Healthcare sector, listed on Nasdaq.
  • As of October 16, 2026, RNTX traded at $0.59, a market capitalization of $54.2 million.
  • Return on equity was 533.4% and debt-to-equity 0.00.

Source: company filings (standardised) and stockrow calculations.

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