Negative Volume Index延伸文章資訊，搜尋引擎最佳文章推薦
1. What Is The Negative Volume Index
SkiptoMainContent.SitenavigationFidelity.comHomeCustomerServiceProfileOpenanAccountVirtualAssistantLogInCustomerServiceProfileOpenanAccountVirtualAssistantLogOutSearchfidelity.comorgetaquoteAccounts&TradePortfolioLogInRequiredPortfolioAccountPositionsLogInRequiredAccountPositionsTradeLogInRequiredTradeActiveTraderProTransfersCashManagementLogInRequiredCashManagementBillPayLogInRequiredBillPayFullViewLogInRequiredFullViewSecuritySettingsLogInRequiredSecuritySettingsAccountFeaturesLogInRequiredAccountFeaturesStatementsLogInRequiredStatementsTaxForms&InformationRetirementDistributionsLogInRequiredFidelityRewards+LogInRequiredFidelityRewards+LogInRequiredNewAccountChecklistLogInRequiredReferaFriendPlanning&AdviceWhatWeOfferMyGoalsFinancialBasicsBuildingSavingsRoboInvestingPlusFinancialAdviceWealthManagementFindanadvisorRetirementLifeEventsNews&ResearchNewsWatchListLogInRequiredQuotesQuotesAlertsLogInRequiredMutualFundsStocksFixedIncome,Bonds&CDsETFsOptionsMarkets&SectorsIPOsAnnuitiesLearningCenterNotebookNotebookInvestmentProductsMutualFundsRetirement&IRAsTradingStocksFixedIncome,Bonds&CDsETFsOptionsSectorInvestingCashManagement&CreditCardsManagedAccounts529CollegeSavingsHealthSavingsAccountAnnuitiesLifeInsurance&LongTermCareCharitableGivingWhyFidelityTheFidelityAdvantagePlanning&AdviceTradingStraightforwardPricingInsights&ToolsSecurity&ProtectionMarketplaceSolutionsAboutFidelityCareersCustomerServiceProfileOpenanAccountVirtualAssistantLogInCustomerServiceProfileOpenanAccountVirtualAssistantLogOutHome»Research »LearningCenter »PrintEmailEmailSendto(Separatemultipleemailaddresseswithcommas)PleaseenteravalidemailaddressYouremailaddressPleaseenteravalidemailaddressMessage(Optional)Importantlegalinformationabouttheemailyouwillbesending.Byusingthisservice,youagreetoinputyourrealemailaddressandonlysendittopeopleyouknow.Itisaviolationoflawinsomejurisdictionstofalselyidentifyyourselfinanemail.AllinformationyouprovidewillbeusedbyFidelitysolelyforthepurposeofsendingtheemailonyour
2. Negative Volume Index (NVI)
The Negative Volume Index (NVI) is a technical indicator used to identify trends in a market. It is a cumulative indicator, which means that all changes to the ...NegativeVolumeIndex(NVI)AtechnicalindicatorusedtoidentifytrendsinamarketHome›Resources›Knowledge›Trading&Investing›NegativeVolumeIndex(NVI)WhatistheNegativeVolumeIndex(NVI)?TheNegativeVolumeIndex(NVI)isatechnicalindicatorusedtoidentifytrendsinamarket.Itisacumulativeindicator,whichmeansthatallchangestotheindicatoraccumulate.Putanotherway,thevaluesusedintheindicatorinthecurrentperiod,willbeused infuturevaluesforthepreviousperiod.TheindicatorwasfirstdevelopedbyAmericanstockmarketStockMarketThestockmarketreferstopublicmarketsthatexistforissuing,buyingandsellingstocksthattradeonastockexchangeorover-the-counter.Stocks,alsoknownasequities,representfractionalownershipinacompanytechnicianPaulDysartinthe1930s,buttheversionofthequantitativeversionoftheindicatorthatisusedtodaywasdevelopedbystockmarketeconometricianNormanFosbackin1976.Thefollowingsectionsdiscusstheintuitiveideabehindtheindicator,thecalculationoftheindicator,andabacktestbasedonasimpleNVIstrategy. BackgroundandTheoryTheideabehindtheNegativeValueIndex(NVI)isthatifatrendcontinuesevenastradingvolumefalls,itisastrongtrend.Thebeliefhereisthathightradingvolumeisaresultofuninformativetraders.Ontheotherhand,itisassumedthatonlowtradingvolumedays,itisthemoreinformedtradersor“smartmoney”atplay.Hence,theultimateinferencebeingthatifthepricecontinuestoriseevenonlowvolumedays,itisastrongsignalthattheupwardtrendinpricewillcontinue. CalculatingtheNVIBelowisasimplestep-by-stepprocesstocalculatetheNegativeValueIndex(NVI).Step1:SettheNVIlevelonthestartingdateataroundfigure.Thetypicalbaselevelis1,000.Othercommonlyusedlevelsare1and100.Step2:Forthefollowingperiod,ifthevolumegoesup,thentheNVIforthatperiodwillbethesameasthatofthepreviousperiodStep3:Ifthevolumegoesdownduringagivenperiod,thentheNegativeVolumeIndexisgivenbythefollowingformula: Where:NVIt– NegativeVolumeIndexattime
3. Negative volume index
Negative volume index ... Nearly 78 years have passed since Paul L. Dysart, Jr. invented the Negative Volume Index and Positive Volume Index indicators. The ...NegativevolumeindexFromWikipedia,thefreeencyclopediaJumptonavigationJumptosearchNearly78yearshavepassedsincePaulL.Dysart,Jr.inventedtheNegativeVolumeIndexandPositiveVolumeIndexindicators.Theindicatorsremainusefultoidentifyprimarymarkettrendsandreversals.In1936,PaulL.Dysart,Jr.beganaccumulatingtwoseriesofadvancesanddeclinesdistinguishedbywhethervolumewasgreaterorlesserthanthepriorday'svolume.Hecalledthecumulativeseriesforthedayswhenvolumehadbeengreaterthanthepriorday'svolumethePositiveVolumeIndex(PVI),andtheseriesforthedayswhenvolumehadbeenlessertheNegativeVolumeIndex(NVI).AnativeofIowa,DysartworkedinChicago'sLaSalleStreetduringthe1920s.AftergivinguphisChicagoBoardofTrademembership,hepublishedanadvisorylettergearedtoshort-termtradingusingadvance-declinedata.In1933,helaunchedtheTrendwayweeklystockmarketletterandpublishedituntil1969whenhedied.Dysartalsodevelopedthe25-dayPluralityIndex,the25-daytotaloftheabsolutedifferencebetweenthenumberofadvancingissuesandthenumberofdecliningissues,andwasapioneerinusingseveraltypesofvolumeoftradingstudies.RichardRussell,editorofDowTheoryLetters,inhisJanuary7,1976lettercalledDysart"oneofthemostbrilliantofthepioneermarkettechnicians."Contents1Dysart’sNVIandPVI2Dysart’sInterpretationofNVIandPVI3Fosback’sVariations4ReferencesDysart’sNVIandPVI[edit]ThedailyvolumeoftheNewYorkStockExchangeandtheNYSECompositeIndex'sadvancesanddeclinesdroveDysart'sindicators.Dysartbelievedthat“volumeisthedrivingforceinthemarket.”Hebeganstudyingmarketbreadthnumbersin1931,andwasfamiliarwiththeworkofLeonardP.AyresandJamesF.Hughes,whopioneeredthetabulationofadvancesanddeclinestointerpretstockmarketmovements.DysartcalculatedNVIasfollows:1)iftoday'svolumeislessthanyesterday'svolume,subtractdeclinesfromadvances,2)addthedifferencetothecumulativeNVIbeginningatzero,and3)retainthecurrentNVIreadingforthedayswhenvol
4. Negative Volume Index (NVI)
LinkedInwithBackgroundYourPrivacyRightsInvestopediaandourthird-partypartnersusecookiesandprocesspersonaldatalikeuniqueidentifiersbasedonyourconsenttostoreand/oraccessinformationonadevice,displaypersonalizedadsandforcontentmeasurement,audienceinsight,andproductdevelopment.TochangeorwithdrawyourconsentchoicesforInvestopedia.com,includingyourrighttoobjectwherelegitimateinterestisused,clickbelow.Atanytime,youcanupdateyoursettingsthroughthe"EUPrivacy"linkatthebottomofanypage.Thesechoiceswillbesignaledgloballytoourpartnersandwillnotaffectbrowsingdata.ListofPartners(vendors)Weandourpartnersprocessdatato:Activelyscandevicecharacteristicsforidentification.Useprecisegeolocationdata.Storeand/oraccessinformationonadevice.Selectpersonalisedcontent.Createapersonalisedcontentprofile.Measureadperformance.Selectbasicads.Createapersonalisedadsprofile.Selectpersonalisedads.Applymarketresearchtogenerateaudienceinsights.Measurecontentperformance.Developandimproveproducts.ListofPartners(vendors)IAcceptShowPurposesTechnicalAnalysisGuidetoTechnicalAnalysisTechnicalAnalysisBasicEducationAdvancedTechnicalAnalysisConceptsTechnicalAnalysisTechnicalAnalysisBasicEducationWhatistheNegativeVolumeIndex(NVI)TheNegativeVolumeIndexisatechnicalindicationlinethatintegratesvolumeandpricetographicallyshowhowpricemovementsareaffectedfromdownvolumedays.BREAKINGDOWNNegativeVolumeIndex(NVI)TheNegativeVolumeIndex(NVI)canbeusedinconjunctionwiththePositiveVolumeIndex(PVI).BothindexeswerefirstdevelopedbyPaulDysartinthe1930sandgainedpopularityinthe1970safterspotlightedinNormanFosback’sbooktitled"StockMarketLogic."ThePositiveandNegativeVolumeIndexesaretrendlinesthatcanhelpaninvestortofollowhowasecurity’spriceischangingwithaffectsfromvolume.PositiveandNegativeVolumeIndextrendlinesaretypicallyavailablethroughmostadvancedtechnicalchartingsoftwareprogramssuchasMetaStockandEquityFeedWorkstation.Trendlinesareusuallyaddedbelowacandlestickpatternsimilartothevisualizationofvolumebarcharts.TheoryaroundthePositiveandNegativeV
5. Positive Volume Index (PVI) Definition
LinkedInwithBackgroundTechnicalAnalysisGuidetoTechnicalAnalysisTechnicalAnalysisBasicEducationAdvancedTechnicalAnalysisConceptsTechnicalAnalysisTechnicalAnalysisBasicEducationWhatIsthePositiveVolumeIndex(PVI)?Thepositivevolumeindex(PVI)isanindicatorusedintechnicalanalysisthatprovidessignalsforpricechangesbasedonpositiveincreasesintradingvolume.APVIcanbecalculatedforpopularmarketindexes.Itcanalsobeusedtoanalyzemovementsinindividualsecurities.ThePVIhelpsinassessingtrendstrengthandpotentiallyconfirmingpricereversals.ImagebySabrinaJiang©Investopedia 2021KeyTakeawaysThepositivevolumeindex(PVI)isbasedonpricemovesdependingonwhetherthecurrentvolumeishigherthanthepreviousperiod.Ifvolumedoesn'tincreasefromoneperiodtothenext,thePVIstaysthesame.ThePVIisoftenshownasamovingaverage(tohelpsmoothoutitsmovements)andcomparedtoaone-yearaverage(255days).Traderswatchtherelationshipofanine-periodPVImovingaverage(orotherMAlength)relativetothe255-periodPVImovingaverage.WhenthePVIisabovetheone-yearaverageithelpsconfirmapricerise.WhenthePVIdropsbelowtheone-yearaverageithelpsconfirmapricedrop.TheFormulaforthePositiveVolumeIndexIs:PVI=PPVI+(TCP−YCP)YCP×PPVIwhere:PVI=positive volume indexPPVI=previous positive volume indexTCP=today’s closing priceYCP=yesterday’s closing price\begin{aligned}&\text{PVI}=PPVI+\frac{(TCP-YCP)}{YCP}\timesPPVI\\&\textbf{where:}\\&PVI=\text{positivevolumeindex}\\&PPVI=\text{previouspositivevolumeindex}\\&TCP=\text{today'sclosingprice}\\&YCP=\text{yesterday'sclosingprice}\\\end{aligned}PVI=PPVI+YCP(TCP−YCP)×PPVIwhere:PVI=positive volume indexPPVI=previous positive volume indexTCP=today’s closing priceYCP=yesterday’s closing priceIfvolumetodayislessthanorequaltovolumeyesterday:PVI=Previous PVIPVI=\text{PreviousPVI}PVI=Previous PVIHowtoCalculatethePositiveVolumeIndexIfvolumetodayisgreaterthanvolumeyesterday,thenusethePVIformula.Inputpricedatafortodayandyesterday,alongwiththepreviousPVIcalculation.IfthereisnopreviousPVIcalculationthenusethepricecalculationfromtodaya
6. Negative Volume Index (NVI)
The Negative Volume Index is a technical indication line that integrates volume and price to graphically show how price movements are affected from down ...LinkedInwithBackgroundYourPrivacyRightsInvestopediaandourthird-partypartnersusecookiesandprocesspersonaldatalikeuniqueidentifiersbasedonyourconsenttostoreand/oraccessinformationonadevice,displaypersonalizedadsandforcontentmeasurement,audienceinsight,andproductdevelopment.TochangeorwithdrawyourconsentchoicesforInvestopedia.com,includingyourrighttoobjectwherelegitimateinterestisused,clickbelow.Atanytime,youcanupdateyoursettingsthroughthe"EUPrivacy"linkatthebottomofanypage.Thesechoiceswillbesignaledgloballytoourpartnersandwillnotaffectbrowsingdata.ListofPartners(vendors)Weandourpartnersprocessdatato:Activelyscandevicecharacteristicsforidentification.Useprecisegeolocationdata.Storeand/oraccessinformationonadevice.Selectpersonalisedcontent.Createapersonalisedcontentprofile.Measureadperformance.Selectbasicads.Createapersonalisedadsprofile.Selectpersonalisedads.Applymarketresearchtogenerateaudienceinsights.Measurecontentperformance.Developandimproveproducts.ListofPartners(vendors)IAcceptShowPurposesTechnicalAnalysisGuidetoTechnicalAnalysisTechnicalAnalysisBasicEducationAdvancedTechnicalAnalysisConceptsTechnicalAnalysisTechnicalAnalysisBasicEducationWhatistheNegativeVolumeIndex(NVI)TheNegativeVolumeIndexisatechnicalindicationlinethatintegratesvolumeandpricetographicallyshowhowpricemovementsareaffectedfromdownvolumedays.BREAKINGDOWNNegativeVolumeIndex(NVI)TheNegativeVolumeIndex(NVI)canbeusedinconjunctionwiththePositiveVolumeIndex(PVI).BothindexeswerefirstdevelopedbyPaulDysartinthe1930sandgainedpopularityinthe1970safterspotlightedinNormanFosback’sbooktitled"StockMarketLogic."ThePositiveandNegativeVolumeIndexesaretrendlinesthatcanhelpaninvestortofollowhowasecurity’spriceischangingwithaffectsfromvolume.PositiveandNegativeVolumeIndextrendlinesaretypicallyavailablethroughmostadvancedtechnicalchartingsoftwareprogramssuchasMetaS
7. Negative Volume Index (NVI) Trading Indicator
The Negative Volume Index combines both price inputs and volume to form an indicator of when so-called smart and not-so-smart money is active. Volume is a ...RomaniaBrokersReviews101investing12Trader4xCubeAAAFxAccentForexActivTradesAdmiralMarketsAdroFXADSSecuritiesAETOSAGEAAlpariAlphoAlvexoAmanaCapitalAMarketsArgusFXArumCapitalAskoBIDATCBrokersAtioraAvatradeAxesAxiAxioryAyondoBCSForexBDSwissBinanceBinary.comBinaryCentBinomoBitfinexBithovenBitMexBlackBullMarketsBlackwellGlobalBPPrimeBulbrokersBybitCapexCapitalIndexCapital.comCFDGlobalFXCGS-CIMBCityCreditCapitalCityIndexCIXMarketsCMCMarketsCMSTraderCMTradingCobraTradingCoinbaseCoinMamaColmexProCommSecCoreSpreadsCorsaCapitalCPTMarketsCrescoFXDanielsTradingDarwinexDegiroDeltaStockDeriv.comDIFBrokerDirectFXDMMFXDsdaqDukascopyE-TradeEagleFXEasyMarketsEightcapEquitiETFinanceeToroETXCapitalEuropeFXEverFXeXcentralExpertOptionEZInvestFBSFCMarketFIBOGroupFinancialSpreadsFinancikaFinexoFinotradeFinq.comFinspreadsFondexForex.comForex4youForexMartForexTBFortFSFortradeFPMarketsFreetradeFreshForexFullertonMarketsFusionMarketsFXCCFXChoiceFXCMFXDDFXFlatFXGiantsFxGloryFXGMFxGrowFxNetFXOpenFXPIGFXPrimusFXProFXTMFXTradingGate.ioGCIGeminiGKFXGlobalFXGlobalMarketIndexGlobalPrimeGOMarketsGrandCapitalHantecMarketsHFTradingHiroseHouseOfBorseHQBrokerHYCMICMarketsICMBrokersICMCapitalIFCMarketsIFGMiFOREXIGGroupInfinoxInstaForexInteractiveBrokersInterForexIntertraderInvestousIQOptionIronFXITradeFXJFDBankJPMarketsJunoMarketsJust2TradeJustForexKeyToMarketsKhweziTradeKLMFXKrakenLandFXLarson&HolzLBLVLCGLDCLegacyFXLHCryptoLibertexLightspeedTradingLiteForexEuropeLiteForexInvestmentsLMFXLQDFXM1FinanceM4MarketsMarkets.comMegaTraderFXMittoMarketsMonetaMarketsMoomooMTradingMultiBankFXNadexNagaNBHMarketsNicoFXNinjaTraderNobleTradingNordFXNPBFXNSFXOandaOBRInvestOctaFXOKExOlympTradeOptimusFuturesOrbexPaxForexPaxfulPepperstonePlus500PriceMarketsPrimeXBTProfitiXQ8TradeQuestradeQuotexRobinhoodRoboForexRoboMarketsROInvestingSageFXSaxoBankSimpleFXSkilling.comSmar
8. Negative Volume Index indicator: What is it?
Hence, we can define the Negative Volume Index as a cumulative total of fractional ratios of net price change for decreasing volume days only.NegativeVolumeIndexindicator:Whatisit?VolumeindicatorsTheNegativeVolumeIndex(NVI)indicatorshowshowdownvolumedaysimpactprice.Itaimsatreflectingthemindsetofthesmartmoneyprofessionals.PaulDysartinventedtheNegativeVolumeIndex(NVI)indicator.ItwatchesthetradevolumeandPaulconsideredtradevolumethemostimportantmarketindicator.TheNVIindicatorhighlightsthedaysandweeksduringwhichthetradingvolumedecreases.Italsocomparespricechangesonthosedays. Aswealreadyknowthatexpertstradeduringrelativelyquietperiodsofdecreasingvolume.Ontheotherhand,novicesandunprofessionaltradersgetactiveduringperiodsofrisingvolume.Therefore,theactivityduringtheperiodsofdecliningvolumeshouldbetterreflectthethinkingofthesmart-moneyprofessionals.AndthatisexactlytheideabehindthedevelopmentoftheNegativeVolumeIndextoreflectthemindsetofthesmartmoneyprofessionalswhoinvolveintradingduringperiodsofdecliningvolume.Whatyou'lldiscoverinthisarticle++show++1HowtocalculatetheNegativeVolumeIndex?2HowdoestheNVIindicatorwork?3WhatdoestheNegativeVolumeIndextelltraders?HowtocalculatetheNegativeVolumeIndex?TraderscancalculatetheNVIforanytimeperiodrangingfromminutestomonths.TraderscanalsocalculatetheNVIusinganymarketindex,commodity,orstock.ThecalculationoftheNVIindicatordependsonhowthevolumehaschangedfromthetradingvolumeofthepreviousday.However,theNVIwillonlychangewhenthenegativechangestakeplace.ThatmeanstheNVIindicatorwillcalculateonlyifthecurrentvolumeislowerthanthepreviousday.TheformulafortheNegativeVolumeIndexis:NegativeVolumeIndex=PreviousNVI+{(Today’sClosingPrice–Yesterday’sClosingPrice)/Yesterday’sClosingPrice×PreviousNVI}HowdoestheNVIindicatorwork?TheNegativeVolumeIndexreliesonthevolume.VolumeisthebasisoftheworkingoftheNVIindicator.Thevolumeactsasaqualifiertodecidewhetherornottoincludetoday’sfractionalratioofnetpricechangeinthecumulativetotal.Iftoday’svolumeislessthanthevolumeofyeste
9. Is a negative volume theoretically possible?
Somethingwentwrong.Waitamomentandtryagain.Tryagain