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Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities.

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
$10.24
+6.1%
$5.13
$0.23
$10.73
$284.14M1.71355,034 shs720,631 shs
Fonar Corporation stock logo
FONR
Fonar
$15.80
+2.6%
$13.86
$12.00
$18.68
$96.77M117,361 shs14,447 shs
IRIDEX Corporation stock logo
IRIX
IRIDEX
$0.92
+0.6%
$1.01
$0.78
$2.41
$15.61M0.5752,242 shs5,488 shs
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
$3.46
-4.0%
$3.83
$2.90
$170.63
$2.61M-0.18142,069 shs10,716 shs
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
$86.64
+0.5%
$77.90
$40.67
$87.16
$4.37B-2.63791,444 shs330,112 shs
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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
0.00%+33.62%+78.31%+1,887.38%+2,593.42%
Fonar Corporation stock logo
FONR
Fonar
0.00%+6.21%+8.99%+18.12%-1.56%
IRIDEX Corporation stock logo
IRIX
IRIDEX
0.00%+4.09%-4.58%+6.28%-55.75%
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
0.00%-3.49%+2.22%-0.58%-99.96%
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
0.00%+4.07%+15.18%+28.39%+106.13%
CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
0.264 of 5 stars
1.50.00.00.00.00.80.6
Fonar Corporation stock logo
FONR
Fonar
1.25 of 5 stars
0.03.00.00.01.80.81.9
IRIDEX Corporation stock logo
IRIX
IRIDEX
0.5309 of 5 stars
0.04.00.00.00.91.70.0
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
2.562 of 5 stars
3.55.00.00.00.00.01.3
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
4.4544 of 5 stars
3.52.00.04.63.32.50.6
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
3.00
Buy$10.00-2.30% Downside
Fonar Corporation stock logo
FONR
Fonar
0.00
N/AN/AN/A
IRIDEX Corporation stock logo
IRIX
IRIDEX
0.00
N/AN/AN/A
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
3.00
Buy$50.001,347.18% Upside
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
3.09
Buy$107.1023.62% Upside

Current Analyst Ratings Breakdown

Latest FONR, IRIX, BSGM, NDRA, and SLNO Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
6/23/2025
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
Cowen
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Initiated CoverageBuy
6/23/2025
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
TD Cowen
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Initiated CoverageBuy$110.00
6/6/2025
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
Ascendiant Capital Markets
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$2.50 ➝ $10.00
5/8/2025
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
Guggenheim
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$81.00 ➝ $97.00
5/8/2025
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
Robert W. Baird
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetOutperform ➝ Outperform$102.00 ➝ $105.00
4/24/2025
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
Piper Sandler
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetOverweight ➝ Overweight$93.00 ➝ $145.00
4/21/2025
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
Ascendiant Capital Markets
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$2.75 ➝ $2.50
4/21/2025
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
Ascendiant Capital Markets
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Lower Price TargetBuy ➝ Buy$75.00 ➝ $50.00
4/15/2025
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$100.00 ➝ $100.00
(Data available from 7/6/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
$40K6,985.39N/AN/A($0.09) per share-113.72
Fonar Corporation stock logo
FONR
Fonar
$102.88M0.95$3.12 per share5.07$24.78 per share0.64
IRIDEX Corporation stock logo
IRIX
IRIDEX
$48.67M0.32N/AN/A$0.13 per share7.05
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
N/AN/AN/AN/A$4.77 per shareN/A
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
N/AN/AN/AN/A$5.68 per shareN/A
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
-$10.33MN/A0.00N/AN/AN/A-5,336.99%-398.16%8/13/2025 (Estimated)
Fonar Corporation stock logo
FONR
Fonar
$10.57M$1.2512.64N/A8.19%5.31%3.97%N/A
IRIDEX Corporation stock logo
IRIX
IRIDEX
-$8.91M-$0.43N/AN/A-14.61%-290.57%-22.86%8/6/2025 (Estimated)
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
-$11.51M-$172.04N/AN/AN/AN/A-140.96%-106.14%8/13/2025 (Estimated)
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
-$175.85M-$4.62N/AN/AN/AN/A-77.52%-63.44%8/6/2025 (Estimated)

Latest FONR, IRIX, BSGM, NDRA, and SLNO Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
5/19/2025Q1 2025
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
-$0.05-$0.14-$0.09-$0.14N/AN/A
5/15/2025Q3 2025
Fonar Corporation stock logo
FONR
Fonar
N/A$0.37N/A$0.37N/AN/A
5/13/2025Q1 2025
IRIDEX Corporation stock logo
IRIX
IRIDEX
-$0.10-$0.10N/A-$0.10$12.10 million$11.90 million
5/7/2025Q1 2025
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
-$1.14-$0.95+$0.19-$0.95N/AN/A
CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
N/AN/AN/AN/AN/A
Fonar Corporation stock logo
FONR
Fonar
N/AN/AN/AN/AN/A
IRIDEX Corporation stock logo
IRIX
IRIDEX
N/AN/AN/AN/AN/A
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
N/AN/AN/AN/AN/A
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
N/AN/AN/AN/AN/A
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
N/A
2.37
2.37
Fonar Corporation stock logo
FONR
Fonar
N/A
10.05
9.86
IRIDEX Corporation stock logo
IRIX
IRIDEX
4.28
1.95
1.27
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
N/A
3.85
3.85
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
0.21
19.64
19.64

Institutional Ownership

CompanyInstitutional Ownership
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
7.16%
Fonar Corporation stock logo
FONR
Fonar
50.64%
IRIDEX Corporation stock logo
IRIX
IRIDEX
20.10%
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
1.19%
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
97.42%

Insider Ownership

CompanyInsider Ownership
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
17.03%
Fonar Corporation stock logo
FONR
Fonar
1.55%
IRIDEX Corporation stock logo
IRIX
IRIDEX
7.40%
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
0.04%
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
6.40%
CompanyEmployeesShares OutstandingFree FloatOptionable
Biosig Technologies, Inc. stock logo
BSGM
Biosig Technologies
5027.30 million22.65 millionNo Data
Fonar Corporation stock logo
FONR
Fonar
4806.20 million6.11 millionNot Optionable
IRIDEX Corporation stock logo
IRIX
IRIDEX
12016.79 million15.55 millionOptionable
ENDRA Life Sciences Inc. stock logo
NDRA
ENDRA Life Sciences
20740,000738,000Not Optionable
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
3050.39 million47.17 millionOptionable

Recent News About These Companies

SLNO Soleno Therapeutics, Inc. - Seeking Alpha

New MarketBeat Followers Over Time

Media Sentiment Over Time

Biosig Technologies stock logo

Biosig Technologies NASDAQ:BSGM

$10.24 +0.59 (+6.06%)
Closing price 07/3/2025 03:57 PM Eastern
Extended Trading
$10.38 +0.15 (+1.42%)
As of 07/3/2025 04:51 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

BioSig Technologies, Inc., together with its subsidiaries, a medical device company, engages in development and commercialization of advanced digital signal processing technology platform for the treatment of cardiovascular arrhythmias in the United States. It offers PURE EP system, a signal processing platform that combines hardware and software to address known challenges associated to signal acquisition that enables electrophysiologists to see signals and analyze in real-time, as well as is designed to address long-standing limitations that slow and disrupt cardiac catheter ablation procedures. The company has a research agreement with Mayo Foundation to develop an AI- and machine learning-powered software for PURE EP system. BioSig Technologies, Inc. was incorporated in 2009 and is headquartered in Westport, Connecticut.

Fonar stock logo

Fonar NASDAQ:FONR

$15.80 +0.39 (+2.56%)
As of 07/3/2025 01:01 PM Eastern
This is a fair market value price provided by Polygon.io. Learn more.

FONAR Corporation, together with its subsidiaries, engages in the research, development, production, and marketing of magnetic resonance imaging (MRI) scanners for the detection and diagnosis of human diseases in the United States. The company operates in two segments, Medical Equipment, and Physician Management and Diagnostic Services. It provides Upright MRI scanner that allows patients to be scanned in weight-bearing conditions, such as standing, sitting, bending, or lying down. The company also offers non-medical management, including administrative services, billing and collection services, credentialing services, contract negotiations, compliance consulting, purchasing IT services, hiring, conducting interviews, training, supervision and management of non-medical personnel, storage of medical records, office space, equipment, repair maintenance services, accounting, assistance with compliance matters, and development and implementation of practice growth and marketing strategies. It owns and operates diagnostic imaging facilities in Florida; and manages MRI scanning facilities. The company markets its scanners to private diagnostic imaging centers and hospital outpatient imaging facilities. FONAR Corporation was founded in 1970 and is based in Melville, New York.

IRIDEX stock logo

IRIDEX NASDAQ:IRIX

$0.92 +0.01 (+0.64%)
Closing price 07/3/2025 01:29 PM Eastern
Extended Trading
$0.92 0.00 (0.00%)
As of 07/3/2025 04:05 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

IRIDEX Corporation, an ophthalmic medical technology company, provides therapeutic based laser systems, delivery devices, and consumable instrumentation to treat sight-threatening eye diseases in ophthalmology. It offers laser consoles, such as Cyclo G6 laser system for use in the treatment of glaucoma; IQ 532 and IQ 577 laser systems, which are used for the treatment of retinal disorders; and OcuLight TX, OcuLight SL, OcuLight SLx, OcuLight GL, and OcuLight GLx laser photocoagulation systems that are used to treat proliferative diabetic retinopathy, macular holes, retinal tears, and detachments. The company also provides delivery devices, including TxCell scanning laser delivery system that allows the physician to perform multi-spot pattern scanning; slit lamp adapter, which allows the physician to utilize a standard slit lamp in diagnosis and treatment procedures; and laser indirect ophthalmoscope for use in procedures to treat peripheral retinal disorders. It offers MicroPulse P3 Probe, which is used with its Cylco G6 laser system to perform MicroPulse transscleral laser therapy; G-Probe, which is used in procedures to treat uncontrolled glaucoma; G-Probe and G-Probe Illuminate, which are used in procedures to treat refractory glaucoma; and EndoProbe family of products for use in vitrectomy procedures. The company serves ophthalmologists, research and teaching hospitals, government installations, surgical centers, hospitals, veterinary practices, and office clinics. It markets its products through direct and independent sales force in the United States, as well as through independent distributors internationally. The company was formerly known as IRIS Medical Instruments, Inc. and changed its name to IRIDEX Corporation in November 1995. IRIDEX Corporation was incorporated in 1989 and is headquartered in Mountain View, California.

ENDRA Life Sciences stock logo

ENDRA Life Sciences NASDAQ:NDRA

$3.46 -0.15 (-4.03%)
As of 07/3/2025 02:37 PM Eastern
This is a fair market value price provided by Polygon.io. Learn more.

ENDRA Life Sciences Inc. develops technologies to improve the capabilities of clinical diagnostic ultrasound. The company is developing thermo-acoustic enhanced ultrasound technology that uses radio frequency pulses to generate ultrasonic waves in tissue to create high-contrast images for use in the treatment of nonalcoholic fatty liver disease, as well as in tissue composition, temperature monitoring, vascular imaging, and tissue perfusion. It has a collaborative research agreement with General Electric Company. ENDRA Life Sciences Inc. was incorporated in 2007 and is based in Ann Arbor, Michigan.

Soleno Therapeutics stock logo

Soleno Therapeutics NASDAQ:SLNO

$86.64 +0.43 (+0.49%)
Closing price 07/3/2025 02:34 PM Eastern
Extended Trading
$86.64 0.00 (0.00%)
As of 07/3/2025 04:20 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Soleno Therapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on the development and commercialization of novel therapeutics for the treatment of rare diseases. Its lead candidate is Diazoxide Choline Extended-Release tablets, a once-daily oral tablet, which is in Phase III clinical trials for the treatment of Prader-Willi Syndrome. The company was formerly known as Capnia, Inc. and changed its name to Soleno Therapeutics, Inc. in May 2017. Soleno Therapeutics, Inc. was incorporated in 1999 and is based in Redwood City, California.