Free Trial

Compare Stocks

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
$6.19
-3.1%
$3.07
$0.23
$8.80
$168.96M1.66316,710 shs673,351 shs
FONAR Co. stock logo
FONR
FONAR
$14.21
-2.3%
$13.16
$12.00
$18.68
$88.15M0.9916,919 shs16,665 shs
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
$78.15
-1.3%
$74.03
$36.93
$81.54
$3.99B-2.69766,069 shs481,688 shs
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
$1.14
-0.9%
$1.08
$0.91
$1.60
$67.54M2.93100,380 shs38,966 shs
7 Stocks to Buy And Hold Forever Cover

Enter your email address and we'll send you MarketBeat's list of seven stocks and why their long-term outlooks are very promising.

Get This Free Report

Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
BioSig Technologies, Inc. stock logo
BSGM
BioSig Technologies
-3.13%-1.75%+137.16%+839.30%+1,275.86%
FONAR Co. stock logo
FONR
FONAR
-2.34%-1.18%+10.16%+1.36%-5.58%
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
-1.26%+0.54%+4.19%+55.96%+84.27%
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
-0.87%-0.87%+10.68%+4.59%-28.75%
CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
BioSig Technologies, Inc. stock logo
BSGM
BioSig Technologies
2.5109 of 5 stars
3.50.00.00.04.00.80.6
FONAR Co. stock logo
FONR
FONAR
1.2954 of 5 stars
0.03.00.00.02.10.81.9
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
4.7526 of 5 stars
4.63.00.04.62.92.50.6
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
2.6404 of 5 stars
3.53.00.00.02.03.30.0
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
BioSig Technologies, Inc. stock logo
BSGM
BioSig Technologies
3.00
Buy$10.0061.55% Upside
FONAR Co. stock logo
FONR
FONAR
0.00
N/AN/AN/A
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
3.11
Buy$106.7836.63% Upside
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
3.00
Buy$4.00250.88% Upside

Current Analyst Ratings Breakdown

Latest BSGM, VANI, FONR, and SLNO Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
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
5/19/2025
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$4.00 ➝ $4.00
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
4/16/2025
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$4.00 ➝ $4.00
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
4/4/2025
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$4.00 ➝ $4.00
3/31/2025
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
HC Wainwright
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Boost Price TargetBuy ➝ Buy$70.00 ➝ $100.00
3/28/2025
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
Guggenheim
Subscribe to MarketBeat All Access for the recommendation accuracy rating
Reiterated RatingBuy ➝ Buy$70.00 ➝ $81.00
(Data available from 6/17/2022 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
$26K6,498.31N/AN/A($0.33) per share-18.76
FONAR Co. stock logo
FONR
FONAR
$103.02M0.86$2.97 per share4.78$25.62 per share0.55
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
N/AN/AN/AN/A$5.16 per shareN/A
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
N/AN/AN/AN/A$0.41 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
-$29.04MN/A0.00N/AN/A-44,832.50%N/A-776.49%8/13/2025 (Estimated)
FONAR Co. stock logo
FONR
FONAR
$10.57M$1.2512.36N/A7.68%4.94%3.70%N/A
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
-$38.99M-$4.62N/AN/AN/AN/A-61.99%-55.21%8/6/2025 (Estimated)
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
-$25.65M-$0.43N/AN/AN/AN/A-102.42%-49.21%8/12/2025 (Estimated)

Latest BSGM, VANI, FONR, 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 Co. stock logo
FONR
FONAR
N/A$0.37N/A$0.37N/AN/A
5/13/2025Q1 2025
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
-$0.10-$0.11-$0.01-$0.11N/AN/A
5/7/2025Q1 2025
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
-$1.14-$0.95+$0.19-$0.95N/AN/A
3/31/2025Q4 2024
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
-$0.10-$0.11-$0.01-$0.11N/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 Co. stock logo
FONR
FONAR
N/AN/AN/AN/AN/A
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
N/AN/AN/AN/AN/A
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
N/AN/AN/AN/AN/A
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
BioSig Technologies, Inc. stock logo
BSGM
BioSig Technologies
N/A
0.50
0.50
FONAR Co. stock logo
FONR
FONAR
N/A
11.24
9.45
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
N/A
17.26
17.26
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
N/A
3.41
3.41

Institutional Ownership

CompanyInstitutional Ownership
BioSig Technologies, Inc. stock logo
BSGM
BioSig Technologies
7.16%
FONAR Co. stock logo
FONR
FONAR
50.64%
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
97.42%
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
6.78%

Insider Ownership

CompanyInsider Ownership
BioSig Technologies, Inc. stock logo
BSGM
BioSig Technologies
17.03%
FONAR Co. stock logo
FONR
FONAR
1.55%
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
6.40%
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
46.40%
CompanyEmployeesShares OutstandingFree FloatOptionable
BioSig Technologies, Inc. stock logo
BSGM
BioSig Technologies
5027.30 million14.30 millionNo Data
FONAR Co. stock logo
FONR
FONAR
4806.20 million6.19 millionNot Optionable
Soleno Therapeutics, Inc. stock logo
SLNO
Soleno Therapeutics
3050.39 million37.81 millionOptionable
Vivani Medical, Inc. stock logo
VANI
Vivani Medical
2059.24 million32.99 millionOptionable

Recent News About These Companies

Companies To Watch: Vivani Medical

New MarketBeat Followers Over Time

Media Sentiment Over Time

BioSig Technologies stock logo

BioSig Technologies NASDAQ:BSGM

$6.19 -0.20 (-3.13%)
Closing price 06/16/2025 04:00 PM Eastern
Extended Trading
$6.45 +0.26 (+4.20%)
As of 04:02 AM 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

$14.21 -0.34 (-2.34%)
As of 06/16/2025 04:00 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.

Soleno Therapeutics stock logo

Soleno Therapeutics NASDAQ:SLNO

$78.15 -1.00 (-1.26%)
Closing price 06/16/2025 04:00 PM Eastern
Extended Trading
$75.01 -3.14 (-4.02%)
As of 04:00 AM 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.

Vivani Medical stock logo

Vivani Medical NASDAQ:VANI

$1.14 -0.01 (-0.87%)
Closing price 06/16/2025 04:00 PM Eastern
Extended Trading
$1.14 0.00 (-0.35%)
As of 04:02 AM 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.

Vivani Medical, Inc., a clinical stage company, develops various implants that treat chronic diseases with high unmet medical need. It engages in developing a portfolio of miniature drug implants to deliver minimally fluctuating drug profiles; and implantable visual prostheses devices to deliver useful artificial vision to blind individuals. The company is headquartered in Emeryville, California.