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Sionna Therapeutics, Inc.

$7.85 -$31.36 (-79.98%)
NASDAQ · 11 Sep 2026 20:00 UTC
Previous Close
$7.62
Day Range
$7.47$8.03
Year Range
$4.01$54.97
Market Cap
354.43M
AVG Volume
1.46M
Trailing/Forward PE
-3.6/-
PEG ratio
-3.58
Dividend Yield
-
Next Earnings Date
2026-11-04
Primary Exchange
NASDAQUS
Net Income (USD)
-30M-20M-10M024 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION Net Income (USD) by quarter
PeriodNet Income (USD)
26 Q2-29.89M
26 Q1-26.78M
25 Q4-20.44M
25 Q3-20.28M
25 Q2-18.07M
25 Q1-16.48M
24 Q4-15.85M
24 Q3-25.44M
24 Q2-8.55M
24 Q1-11.85M
Operating Income (USD)
-40M-30M-20M-10M024 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION Operating Income (USD) by quarter
PeriodOperating Income (USD)
26 Q2-32.47M
26 Q1-29.6M
25 Q4-23.61M
25 Q3-23.8M
25 Q2-21.91M
25 Q1-19.66M
24 Q4-18.13M
24 Q3-27.98M
24 Q2-11.29M
24 Q1-13.15M
EBITDA (USD)
-30M-20M-10M024 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION EBITDA (USD) by quarter
PeriodEBITDA (USD)
26 Q2-29.89M
26 Q1-26.62M
25 Q4-16.76M
25 Q3-19.76M
25 Q2-17.92M
25 Q1-16.05M
24 Q4-15.68M
24 Q3-25.27M
24 Q2-8.39M
24 Q1-11.48M
Cash Flows (USD)
-60M-40M-20M024 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION Cash Flows (USD) by quarter
PeriodCash Flows (USD)
26 Q2-44.06M
26 Q1-21.84M
25 Q4-16.83M
25 Q3-15.32M
25 Q2-18.15M
25 Q1-16.37M
24 Q4-11.81M
24 Q3-17.69M
24 Q2-10.14M
24 Q1-13.18M
EPS (USD)
-0.8-0.6-0.4-0.2-024 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION EPS (USD) by quarter
PeriodEPS (USD)
26 Q2-0.66
26 Q1-0.6
25 Q4-0.46
25 Q3-0.46
25 Q2-0.41
25 Q1-0.37
24 Q4-0.36
24 Q3-0.58
24 Q2-0.19
24 Q1-0.27
Expenses (USD)
010M20M30M40MR&DSG&ACapex24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION Expenses (USD) by quarter
PeriodExpenses (USD)
26 Q232.47M
26 Q129.45M
25 Q425.25M
25 Q323.37M
25 Q221.91M
25 Q119.31M
24 Q418.16M
24 Q328.74M
24 Q211.13M
24 Q112.78M
Cash & Debt (USD)
0100M200M300MCashLong Term DebtShort Term Debt23 Q424 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION Cash & Debt (USD) by quarter
PeriodCash & Debt (USD)
26 Q2211.03M
26 Q1216.15M
25 Q4235.88M
25 Q3248.33M
25 Q2262.57M
25 Q1269.67M
24 Q4147.54M
24 Q3137.47M
23 Q438.52M
Debt ratios
0123424 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION Debt ratios by quarter
PeriodDebt ratios
26 Q22.18
26 Q12.56
25 Q43.22
25 Q33.45
25 Q23.38
25 Q13.98
24 Q42.27
24 Q32.24
Return on Capital
-20%-10%0%10%20%23 Q424 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION Return on Capital by quarter
PeriodReturn on Capital
26 Q2-11.24%
26 Q1-9.29%
25 Q4-6.66%
25 Q3-6.3%
25 Q2-5.37%
25 Q1-4.69%
24 Q49.68%
24 Q317.13%
23 Q410.34%
Shares Outstanding
020M40M60M24 Q124 Q224 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION Shares Outstanding by quarter
PeriodShares Outstanding
26 Q245.15M
26 Q144.92M
25 Q439.96M
25 Q344.46M
25 Q244.13M
25 Q144.09M
24 Q444.12M
24 Q344.12M
24 Q244.12M
24 Q144.12M
Book Value Per Share (USD)
-5051023 Q424 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION Book Value Per Share (USD) by quarter
PeriodBook Value Per Share (USD)
26 Q25.89
26 Q16.42
25 Q47.68
25 Q37.23
25 Q27.62
25 Q17.98
24 Q4-3.71
24 Q3-3.37
23 Q4-2.6
Total Assets (USD)
0100M200M300M400M23 Q424 Q324 Q425 Q125 Q225 Q325 Q426 Q126 Q2
SION Total Assets (USD) by quarter
PeriodTotal Assets (USD)
26 Q2283.25M
26 Q1305.04M
25 Q4325.95M
25 Q3339.27M
25 Q2352.05M
25 Q1369.67M
24 Q4185.75M
24 Q3197.26M
23 Q451.95M
Employee Count
020406020242025
SION Employee Count by quarter
PeriodEmployee Count
202559
202441
Free Cash Flow Yield
-50%-40%-30%-20%-10%0%med -4.6%Apr 25Jul 25Oct 25Jan 26Mar 26Jun 26Sep 26
SION Free Cash Flow Yield by quarter
PeriodFree Cash Flow Yield
Sep 26-27.66%
Sep 26-30.25%
Aug 26-37%
Aug 26-41.05%
Aug 26-33.62%
Aug 26-4.25%
Jul 26-3.41%
Jul 26-3.51%
Jul 26-3.25%
Jul 26-3.55%
Jul 26-3.65%
Jun 26-3.81%
Jun 26-4.31%
Jun 26-4.47%
Jun 26-4.54%
May 26-3.75%
May 26-3.9%
May 26-3.99%
May 26-3.77%
May 26-4.26%
Apr 26-4.38%
Apr 26-3.83%
Apr 26-4.4%
Apr 26-4.12%
Mar 26-4.61%
Mar 26-4.58%
Mar 26-4.47%
Mar 26-4.64%
Feb 26-3.79%
Feb 26-3.91%
Feb 26-3.7%
Feb 26-3.84%
Jan 26-3.28%
Jan 26-3.27%
Jan 26-3.55%
Jan 26-3.53%
Jan 26-3.54%
Dec 25-3.17%
Dec 25-3.27%
Dec 25-3.24%
Dec 25-3.44%
Nov 25-3.18%
Nov 25-3.18%
Nov 25-3.75%
Nov 25-3.99%
Oct 25-3.8%
Oct 25-3.7%
Oct 25-4.54%
Oct 25-4.93%
Oct 25-4.83%
Sep 25-5.01%
Sep 25-6.27%
Sep 25-6.35%
Sep 25-6.04%
Aug 25-5.89%
Aug 25-5.95%
Aug 25-6.97%
Aug 25-7.19%
Aug 25-7.51%
Jul 25-6.65%
Jul 25-7.59%
Jul 25-6.22%
Jul 25-6%
Jun 25-8.02%
Jun 25-8.77%
Jun 25-7.76%
Jun 25-7.38%
May 25-9.28%
May 25-9.41%
May 25-8.91%
May 25-9.72%
May 25-8.81%
Apr 25-9.86%
Apr 25-10.81%
Apr 25-15.21%
Apr 25-12.01%
Mar 25-10.35%
Mar 25-8.74%
Mar 25-7.99%
Mar 25-7.36%
Feb 25-8%
Feb 25-5.57%
Feb 25-5.5%
Feb 25-4.4%
Price to Book
0246810med 4.98Jul 25Sep 25Dec 25Feb 26Apr 26Jul 26Sep 26
SION Price to Book by quarter
PeriodPrice to Book
Sep 261.33
Sep 261.22
Aug 261
Aug 260.9
Aug 261.1
Aug 268.67
Jul 267.35
Jul 267.12
Jul 267.7
Jul 267.06
Jul 266.86
Jun 266.57
Jun 265.81
Jun 265.6
Jun 265.51
May 266.67
May 266.41
May 266.27
May 265.76
May 265.1
Apr 264.96
Apr 265.67
Apr 264.93
Apr 265.27
Mar 264.71
Mar 264.74
Mar 264.86
Mar 264.68
Feb 265.05
Feb 264.91
Feb 265.19
Feb 264.99
Jan 265.84
Jan 265.86
Jan 265.41
Jan 265.43
Jan 265.42
Dec 256.04
Dec 255.86
Dec 255.91
Dec 255.57
Nov 256.02
Nov 256.04
Nov 255.11
Nov 254.8
Oct 255.01
Oct 255.14
Oct 254.19
Oct 253.86
Oct 253.94
Sep 253.8
Sep 253.04
Sep 252.99
Sep 253.15
Aug 253.23
Aug 253.2
Aug 252.73
Aug 252.21
Aug 252.12
Jul 252.39
Jul 252.1
Jul 252.56
Jul 252.66
Jun 251.99
Jun 251.82
Jun 252.05
Jun 252.16
May 251.72
Sionna Therapeutics, Inc.
SION
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News: SION

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

prnewswire.com · 10 Sep 2026

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

NEW YORK, Sept. 10, 2026 /PRNewswire/ -- Pomerantz LLP is investigating claims on behalf of investors of Sionna Therapeutics, Inc. ("Sionna" or the "Company") (NASDAQ: SION).

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

globenewswire.com · 8 Sep 2026

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

NEW YORK, Sept. 08, 2026 (GLOBE NEWSWIRE) -- Pomerantz LLP is investigating claims on behalf of investors of Sionna Therapeutics, Inc. (“Sionna” or the “Company”) (NASDAQ: SION).  Such investors are advised to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, ext. 7980.

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

gurufocus.com · 3 Sep 2026

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION PR Newswire

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

prnewswire.com · 3 Sep 2026

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

NEW YORK, Sept. 3, 2026 /PRNewswire/ -- Pomerantz LLP is investigating claims on behalf of investors of Sionna Therapeutics, Inc. ("Sionna" or the "Company") (NASDAQ: SION).

SIONNA THERAPEUTICS INVESTIGATION ALERT: Bragar Eagel & Squire, P.C. is Investigating Sionna Therapeutics Inc on Behalf of Sionna Therapeutics Stockholders and Encourages Investors to Contact the Firm

globenewswire.com · 2 Sep 2026

SIONNA THERAPEUTICS INVESTIGATION ALERT: Bragar Eagel & Squire, P.C. is Investigating Sionna Therapeutics Inc on Behalf of Sionna Therapeutics Stockholders and Encourages Investors to Contact the Firm

Bragar Eagel & Squire, P.C.  Litigation Partner  Brandon Walker  Encourages Investors Who Suffered Losses In Sionna Therapeutics (SION) To Contact Him Directly To Discuss Their Options

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

globenewswire.com · 1 Sep 2026

INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Sionna Therapeutics, Inc. - SION

NEW YORK, Sept. 01, 2026 (GLOBE NEWSWIRE) -- Pomerantz LLP is investigating claims on behalf of investors of Sionna Therapeutics, Inc. (“Sionna” or the “Company”) (NASDAQ: SION).  Such investors are advised to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, ext. 7980.

SION INVESTIGATION: Investigation Launched into Sionna Therapeutics, Inc., Robbins Geller Rudman & Dowd LLP Attorneys Encourage Investors and Potential Witnesses to Contact Law Firm

globenewswire.com · 31 Aug 2026

SION INVESTIGATION: Investigation Launched into Sionna Therapeutics, Inc., Robbins Geller Rudman & Dowd LLP Attorneys Encourage Investors and Potential Witnesses to Contact Law Firm

SAN DIEGO, Aug. 31, 2026 (GLOBE NEWSWIRE) -- Robbins Geller Rudman & Dowd LLP is investigating potential violations of U.S. federal securities laws involving Sionna Therapeutics, Inc. (NASDAQ: SION). If you have any information that could assist in the Sionna Therapeutics investigation or if you are a Sionna Therapeutics investor who suffered a loss and would like to learn more, you can provide your information here: https://www.rgrdlaw.com/cases-sionna-therapeutics-inc-investigation-sion.html You can also contact attorneys Ken Dolitsky or Michael Albert of Robbins Geller by calling 800/851-7783 or via e-mail at info@rgrdlaw.com.

INVESTIGATION ALERT: Investigation Launched into Sionna Therapeutics, Inc., Robbins Geller Rudman & Dowd LLP Attorneys Encourage Investors and Potential Witnesses to Contact Law Firm - SION

prnewswire.com · 27 Aug 2026

INVESTIGATION ALERT: Investigation Launched into Sionna Therapeutics, Inc., Robbins Geller Rudman & Dowd LLP Attorneys Encourage Investors and Potential Witnesses to Contact Law Firm - SION

SAN DIEGO, Aug. 27, 2026 /PRNewswire/ -- Robbins Geller Rudman & Dowd LLP  is investigating potential violations of United States federal securities laws involving Sionna Therapeutics, Inc. (NASDAQ: SION). If you any have information that could assist in the Sionna Therapeutics investigation or if you are a Sionna Therapeutics investor who suffered a loss and would like to learn more, you can provide your information here: https://www.rgrdlaw.com/cases-sionna-therapeutics-inc-investigation-sion.html You can also contact attorneys Ken Dolitsky or Michael Albert of Robbins Geller by calling 800/851-7783 or via e-mail at info@rgrdlaw.com.

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