{"schemaVersion":1,"source":"Yahoo Finance price/volume; Trend Screeners model-book calculations","sourceUrl":"https://finance.yahoo.com/","generated":"2026-07-29","calculation":"advance = (peakPrice / pivot - 1) * 100; percentages rounded in article","limitations":"Retrospectively selected historical case, not a strategy success rate or realized investment return. Weekly chart data only; daily/hourly trade-simulation inputs are not included.","case":{"slug":"model-amazon-com-1998","sym":"AMZN","name":"Amazon.com","market":"US","bench":"S&P 500","baseStart":"1997-08-04","baseEnd":"1998-02-16","baseLen":29,"baseDepth":64.8,"baseLow":0.096875,"baseLowDate":"1997-08-11","pivot":0.275,"breakout":"1998-02-23","breakoutClose":0.320833,"volSurge":null,"peak":"1999-04-26","peakPrice":5.53125,"advance":1911.4,"weeks":61,"shakeout":49.9,"shakeFrom":"1998-08-17","shakeTo":"1998-08-31","ongoing":false},"weeklyColumns":["date","open","high","low","close","volume"],"weekly":[["1997-05-12",0.121875,0.125,0.085417,0.086458,1737120000],["1997-05-19",0.088021,0.088542,0.065625,0.075,1162824000],["1997-05-26",0.075521,0.082292,0.072917,0.075,386784000],["1997-06-02",0.075521,0.085417,0.06875,0.082813,366696000],["1997-06-09",0.082813,0.085417,0.076563,0.079167,226488000],["1997-06-16",0.080208,0.080208,0.07474,0.076302,249504000],["1997-06-23",0.077083,0.077083,0.073958,0.074479,165648000],["1997-06-30",0.075521,0.095833,0.073958,0.095573,409968000],["1997-07-07",0.091667,0.128646,0.091667,0.114583,1028304000],["1997-07-14",0.116146,0.12474,0.105729,0.107813,417048000],["1997-07-21",0.108854,0.116667,0.103125,0.111458,144696000],["1997-07-28",0.111458,0.12526,0.110938,0.120833,298968000],["1997-08-04",0.11875,0.120573,0.105208,0.114583,223848000],["1997-08-11",0.114583,0.116667,0.096875,0.105729,100800000],["1997-08-18",0.102604,0.110417,0.098438,0.10625,102480000],["1997-08-25",0.105208,0.119792,0.105208,0.116927,139248000],["1997-09-01",0.117188,0.133333,0.115625,0.125,159048000],["1997-09-08",0.126563,0.184896,0.125,0.184375,521640000],["1997-09-15",0.183333,0.204167,0.152604,0.197396,513624000],["1997-09-22",0.2,0.240625,0.197396,0.208333,810408000],["1997-09-29",0.207292,0.225,0.190104,0.200781,313320000],["1997-10-06",0.2,0.209375,0.183333,0.195052,286296000],["1997-10-13",0.196354,0.205208,0.176042,0.18125,214656000],["1997-10-20",0.183854,0.253125,0.183333,0.251302,747312000],["1997-10-27",0.240104,0.275,0.19375,0.254167,694680000],["1997-11-03",0.260938,0.260938,0.219271,0.223958,259968000],["1997-11-10",0.225,0.228125,0.183333,0.208333,518400000],["1997-11-17",0.211458,0.230208,0.210938,0.224479,406416000],["1997-11-24",0.21875,0.220833,0.202083,0.20625,171168000],["1997-12-01",0.211979,0.229688,0.206771,0.229688,212712000],["1997-12-08",0.227083,0.241667,0.219792,0.227083,304608000],["1997-12-15",0.229167,0.233333,0.208333,0.225,349584000],["1997-12-22",0.225,0.239063,0.221615,0.226042,167064000],["1997-12-29",0.229167,0.252083,0.226563,0.247917,298896000],["1998-01-05",0.244271,0.246875,0.211458,0.213021,462984000],["1998-01-12",0.208333,0.250521,0.207292,0.239583,636120000],["1998-01-19",0.241146,0.267188,0.240625,0.246875,655920000],["1998-01-26",0.248958,0.253125,0.23125,0.245833,453360000],["1998-02-02",0.247396,0.2625,0.24375,0.245313,410640000],["1998-02-09",0.245833,0.273177,0.238542,0.259375,657072000],["1998-02-16",0.260938,0.264583,0.252604,0.263542,249744000],["1998-02-23",0.264583,0.331771,0.260417,0.320833,1294968000],["1998-03-02",0.316146,0.325781,0.291667,0.319792,883512000],["1998-03-09",0.320313,0.367708,0.319792,0.327865,1529544000],["1998-03-16",0.33151,0.364583,0.324479,0.35,772008000],["1998-03-23",0.348177,0.363021,0.33125,0.354167,709992000],["1998-03-30",0.357813,0.403125,0.348958,0.3875,1097088000],["1998-04-06",0.392708,0.4,0.353125,0.396875,1000152000],["1998-04-13",0.395313,0.416667,0.383333,0.395313,1235520000],["1998-04-20",0.397396,0.414583,0.335417,0.353646,1153488000],["1998-04-27",0.347396,0.414583,0.321354,0.39375,3038592000],["1998-05-04",0.395833,0.399479,0.367708,0.384896,797064000],["1998-05-11",0.38724,0.394271,0.360417,0.373438,1003632000],["1998-05-18",0.375,0.38125,0.35625,0.358333,467112000],["1998-05-25",0.358594,0.370833,0.332292,0.367188,1043448000],["1998-06-01",0.366667,0.377083,0.34375,0.36875,624984000],["1998-06-08",0.365104,0.529167,0.3625,0.508333,2133828000],["1998-06-15",0.495833,0.6875,0.492708,0.631771,3629052000],["1998-06-22",0.622917,0.872917,0.602083,0.785417,4362012000],["1998-06-29",0.789583,1.04583,0.789583,1.03333,2538384000],["1998-07-06",1.06146,1.19792,0.817708,0.829167,4138440000],["1998-07-13",0.804167,1.00417,0.785417,0.998438,1880832000],["1998-07-20",1.00937,1.225,0.975,1.03542,3360240000],["1998-07-27",0.992708,1.06146,0.879167,0.923958,2288736000],["1998-08-03",0.914583,0.990625,0.833333,0.966667,2121504000],["1998-08-10",0.975,1.125,0.958333,1.02292,2217096000],["1998-08-17",1.00625,1.11458,0.9875,1.08073,1658448000],["1998-08-24",1.08542,1.14583,0.860417,0.882422,1995096000],["1998-08-31",0.878646,0.896875,0.541667,0.71875,3981264000],["1998-09-07",0.783333,0.789583,0.6125,0.633854,1908300000],["1998-09-14",0.669792,0.716146,0.586458,0.664063,2612148000],["1998-09-21",0.633333,0.973958,0.633333,0.910417,3747588000],["1998-09-28",0.969792,1,0.833333,0.91875,3505176000],["1998-10-05",0.907292,0.935417,0.666667,0.759896,2932272000],["1998-10-12",0.809375,0.849479,0.747917,0.828646,1729380000],["1998-10-19",0.825,0.985938,0.825,0.967708,1775736000],["1998-10-26",0.992708,1.081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