Sionna Therapeutics, Inc. Common Stock (SION) Stock Price

SIONStock

$3.89−88.11%52W

Market Cap$175.88M

P/E—

PEG Ratio—

Div yield—

Beta1.48

SION Share Price Chart

Favorite Metrics

Price vs S&P 500 (26W)-100.92%

Price vs S&P 500 (4W)-33.84%

VGM Score6.58

SION Earnings Surprise History

Quarter	Report date	EPS estimate	EPS actual	Surprise
Q2 2026	Aug 6, 2026	-$0.65	-$0.66	-1.99%(-$0.01)
Q1 2026	May 12, 2026	-$0.50	-$0.60	-19.11%(-$0.10)
Q4 2025	Mar 2, 2026	-$0.54	-$0.46	+14.02%(+$0.08)
Q3 2025	Nov 5, 2025	-$0.47	-$0.46	+3.16%(+$0.01)
Q2 2025	Aug 11, 2025	-$0.45	-$0.41	+9.56%(+$0.04)

SION Analyst Recommendations

Jun 2026

Jul 2026

Aug 2026

Sep 2026

4.18

3.47

Industry Peers — Pharmaceuticals(574)

Symbol	Value Score	Growth Score	Momentum Score	P/S Ratio (TTM)	Revenue Growth TTM (YoY)	Gross Margin (TTM)	EPS Growth (5Y)	Price
SIONSionna Therapeutics, Inc. Common Stock	—	—	F	—	—	—	—	$3.89
LLYEli Lilly & Co.	D	B	A	14.9x	49.6%	83.4%	27.6%	$1257.03
JNJJohnson & Johnson	D	C	B	6.2x	7.8%	67.7%	14.9%	$255.56
ABBVABBVIE INC.	D	C	A	7.8x	10.4%	72.8%	-2.9%	$285.42
MRKMerck & Co., Inc.	D	C	A	5.4x	4.6%	77.3%	21.2%	$145.95
NVSNovartis AG	C	C	B	4.9x	3.3%	75.0%	15.3%	$150.62
AZNAstraZeneca PLC	C	B	B	4.3x	8.6%	81.3%	21.9%	$165.41
ABTAbbott Laboratories	C	C	B	3.9x	8.1%	56.8%	8.2%	$104.89
NVONovo-Nordisk A/S	B	C	C	3.5x	5.6%	80.7%	20.7%	$38.83
PFEPfizer Inc.	C	D	A	2.6x	-0.2%	74.7%	-3.5%	$29.58
VRTXVertex Pharmaceuticals Inc	D	C	B	10.1x	10.2%	86.0%	8.3%	$499.74
BMYBristol-Myers Squibb Co.	B	B	B	2.5x	3.1%	71.7%	—	$59.75
GSKGSK plc American Depositary Shares (Each representing two Ordinary Shares)	C	C	B	2.3x	5.0%	73.6%	-0.5%	$49.51
SNYSanofi American Depositary Shares (Each representing one-half of one ordinary share)	B	D	B	1.8x	13.4%	72.8%	-8.2%	$40.61
REGNRegeneron Pharmaceuticals Inc	C	C	A	5.2x	9.3%	86.0%	6.3%	$790.74
TAKTakeda Pharmaceutical Company Limited American Depositary Shares (each representing 1/2 of a share of Common Stock)	C	C	A	2.1x	3.1%	65.5%	-12.6%	$19.67
TEVATeva Pharmaceutical Industries Limited	D	C	A	2.8x	4.1%	52.9%	—	$41.50
ONCBeOne Medicines Ltd. American Depositary Shares	D	B	B	6.3x	31.1%	88.5%	—	$369.06
RPRXRoyalty Pharma plc Class A Ordinary Shares	D	D	A	13.8x	10.0%	—	-12.1%	$60.96
ZTSZOETIS INC.	C	C	B	3.5x	1.4%	71.6%	12.0%	$79.38
ALNYAlnylam Pharmaceuticals, Inc.	D	A	C	6.5x	95.1%	79.7%	—	$231.83
ROIVRoivant Sciences Ltd. Common Shares	D	F	B	3215.5x	-67.6%	81.2%	—	$33.53
UTHRUnited Therapeutics Corp	C	C	B	7.2x	2.5%	86.1%	19.3%	$533.12
GMABGenmab A/S ADS	D	C	A	5.5x	22.3%	93.0%	6.8%	$37.00
VTRSViatris Inc. Common Stock	B	C	A	1.5x	4.4%	40.3%	—	$18.66
INSMInsmed, Inc.	F	A	C	18.5x	185.8%	83.5%	—	$96.27
ASNDAscendis Pharma A/S Ordinary Share	D	A	B	11.9x	113.3%	91.3%	—	$225.25
JAZZJazz Pharmaceuticals, Inc.	B	C	B	3.0x	12.6%	88.4%	-1.4%	$210.23
BBIOBridgeBio Pharma, Inc. Common Stock	F	A	B	18.2x	202.4%	94.4%	—	$66.39
CORTCorcept Therapeutics Inc.	F	C	A	14.3x	16.0%	98.3%	-0.5%	$110.16
ELANElanco Animal Health Incorporated Common Stock	D	B	B	2.3x	11.9%	55.4%	29.9%	$23.55
SMMTSummit Therapeutics Inc. Common Stock	F	—	C	12187.5x	—	—	—	$14.63
RDYDr. Reddy's Laboratories Limited American Depositary Shares	D	C	B	3.1x	-0.9%	61.4%	16.5%	$13.07
BMRNBioMarin Pharmaceuticals Inc	C	C	B	3.1x	11.2%	79.6%	-17.0%	$54.68
MDGLMadrigal Pharmaceuticals, Inc. Common Stock	D	A	C	8.1x	149.0%	91.5%	—	$449.74
CRNXCrinetics Pharmaceuticals, Inc.	F	A	A	213.8x	2928.4%	—	—	$84.95
CYTKCytokinetics Inc.	F	D	B	127.3x	-21.1%	—	—	$61.95
PTGXProtagonist Therapeutics, Inc	F	B	B	29.5x	34.8%	—	—	$128.75
TGTXTG Therapeutics, Inc.	D	B	B	10.3x	76.1%	82.4%	—	$53.97
AXSMAxsome Therapeutics, Inc	D	B	C	10.6x	56.9%	93.2%	—	$157.14
ARWRArrowhead Research Corporation	D	A	C	11.8x	16.9%	—	—	$55.90
ABVXAbivax SA American Depositary Shares	—	—	C	—	—	—	—	$88.13
SYRESpyre Therapeutics, Inc. Common Stock	—	—	B	5995.2x	—	—	—	$79.90
IONSIonis Pharmaceuticals, Inc. Common Stock	D	D	C	8.2x	-7.5%	98.2%	—	$42.94
ALKSAlkermes Inc. plc	D	C	B	4.1x	10.8%	84.6%	—	$41.22
PRAXPraxis Precision Medicines, Inc. Common Stock	F	—	B	789.2x	—	—	—	$241.76
AMRXAmneal Pharmaceuticals, Inc. Class A Common Stock	D	C	A	2.0x	9.3%	39.3%	-18.4%	$19.18
KNSAKiniksa Pharmaceuticals International, plc Class A Ordinary Shares	D	B	A	7.3x	58.9%	89.8%	—	$78.59
RYTMRhythm Pharmaceuticals, Inc. Common Stock	F	B	C	24.7x	53.5%	70.9%	—	$86.17
LGNDLigand Pharmaceuticals Inc.	D	B	B	20.3x	54.9%	95.4%	—	$295.54
BLTEBelite Bio, Inc American Depositary Shares	—	—	B	—	—	—	—	$142.78

About Sionna Therapeutics, Inc. Common Stock

Sionna Therapeutics is a clinical-stage biopharmaceutical company developing novel therapies for cystic fibrosis (CF), a progressive genetic disorder caused by mutations in the CFTR gene. The company's approach targets the disease mechanism by normalizing CFTR protein function to deliver clinically meaningful benefits. The company is entirely focused on CF drug development.

SION Next Earnings Report

Report dateNov 5, 2026

QuarterQ3 2026

Report timeBMO

EPS estimate-$0.68

Revenue estimate$0

Also reporting on Nov 5, 2026

Scheduled date with consensus estimates — both can change before the company reports.

Earnings calendar for November 2026

SION Insider Transactions

SellSep 17, 2026
RA CAPITAL HEALTHCARE FUND,L.P.
Beneficial Owner of more than 10% of a Class of Security
Shares: 3,448,811Value: $21.84M

Open-market buys and sells filed with the SEC over the last 90 days. Grants, gifts and option exercises are excluded.

All insider transactions for September 2026

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Same SIC sector, outside this company's own industry.

Analyst Sentiment

3.5

Buy

Consensus rating

52-Week Range

Low$3.77

High$54.97